Topics

Doctrine Amending the Specification Before Grant

Doctrine The Scope of Permissible Amendment

Case Panacea Biotec Limited v Controller General of Patents, Designs and Trade Marks (2026)

Case EMD Millipore Corporation v Assistant Controller of Patents and Designs (2025)

Case Natera Inc v Assistant Controller of Patents and Designs (2025)

Case Kroll Information Assurance LLC v Controller General of Patents, Designs and Trademarks (2025)

Case Syngenta Crop Protection AG v Assistant Controller of Patents (2024)

Case OpenTV Inc v Controller of Patents and Designs (2023)

Case Allergan Inc v Controller of Patents (2023)

Case AIA Engineering Ltd v Controller of Patents (2006)

Doctrine Enabling Disclosure

Doctrine Public Working for Reasonable Trial

Doctrine The State of the Art

Case Kudos Pharmaceuticals Limited v Natco Pharma Limited (2024)

Case AstraZeneca AB v Intas Pharmaceuticals Limited (2020)

Case Yahoo Inc v Assistant Controller of Patents and Designs (2011)

Case Lallubhai Chakubhai Jariwala v Chimanlal Chunilal & Co (1935)

Case Indian Vacuum Brake Co Ltd v E S Luard (1925)

Doctrine Appeals from the Controller

Doctrine Writ Jurisdiction in Patent Matters

Case Arunachalaa Enterprises v R. Sukumar (2026)

Case Pioneer Hi-Bred International Inc v Controller of Patents (2026)

Case Sulzer Mixpac AG v Assistant Controller of Patents and Designs (2026)

Case EMD Millipore Corporation v Assistant Controller of Patents and Designs (2025)

Case Natera Inc v Assistant Controller of Patents and Designs (2025)

Case Genmab A/S v Assistant Controller of Patents and Designs (2024)

Case Immunas Pharma Inc v Assistant Controller of Patents and Designs (2024)

Case Selfdot Technologies (OPC) Pvt Ltd v Controller General of Patents, Designs & Trade Marks (2023)

Case The Chinese University of Hong Kong v Assistant Controller of Patents & Designs (2023)

Case Raytheon Company v Controller General of Patents and Designs (2023)

Case OpenTV Inc v Controller of Patents and Designs (2023)

Case Inphase Power Technologies Private Limited v ABB India Limited (2016)

Case UCB Farchim SA v Cipla Ltd (2010)

Case AIA Engineering Ltd v Controller of Patents (2006)

Case Dimminaco AG v Controller of Patents and Designs (2002)

Case Raytheon Company v Controller of Patents and Designs (1974)

Case Shining Industries v Shri Krishna Industries (1974)

Doctrine The Purpose of the Patent Grant

Case EMD Millipore Corporation v Assistant Controller of Patents and Designs (2025)

Case Natera Inc v Assistant Controller of Patents and Designs (2025)

Case Sequenom Inc v Controller of Patents (2025)

Case Genmab A/S v Assistant Controller of Patents and Designs (2024)

Case Immunas Pharma Inc v Assistant Controller of Patents and Designs (2024)

Case AstraZeneca AB v Intas Pharmaceuticals Limited (2020)

Case Bristol-Myers Squibb Holdings Ireland Unlimited Company v BDR Pharmaceuticals International Pvt Ltd (2020)

Case Merck Sharp and Dohme Corporation v Glenmark Pharmaceuticals (2015)

Case Chemtura Corporation v Union of India (2009)

Case F Hoffmann-La Roche Ltd v Cipla Ltd (2009)

Case Garware Wall Ropes Ltd v A.I. Chopra (2008)

Case Bajaj Auto Ltd v TVS Motor Company Ltd (2008)

Case Standipack Pvt Ltd v Oswal Trading Co Ltd (1999)

Doctrine Deposit of Biological Material

Doctrine Plants, Animals and Seeds

Doctrine Public Order and Morality

Case Pioneer Hi-Bred International Inc v Controller of Patents (2026)

Case Geron Corporation v Assistant Controller of Patents and Designs (2026)

Case Hirotsu Bio Science Inc v Assistant Controller of Patents and Designs (2026)

Case EMD Millipore Corporation v Assistant Controller of Patents and Designs (2025)

Case Natera Inc v Assistant Controller of Patents and Designs (2025)

Case Sequenom Inc v Controller of Patents (2025)

Case Genmab A/S v Assistant Controller of Patents and Designs (2024)

Case Immunas Pharma Inc v Assistant Controller of Patents and Designs (2024)

Case The Chinese University of Hong Kong v Assistant Controller of Patents & Designs (2023)

Case Dimminaco AG v Controller of Patents and Designs (2002)

Case OpenTV Inc v Controller of Patents and Designs (2023)

Case Yahoo Inc v Assistant Controller of Patents and Designs (2011)

Doctrine Swiss-Form and Purpose-Limited Claims

Case ITC Limited v Philip Morris Products S.A. (2026)

Case Geron Corporation v Assistant Controller of Patents and Designs (2026)

Case Hirotsu Bio Science Inc v Assistant Controller of Patents and Designs (2026)

Case Natera Inc v Assistant Controller of Patents and Designs (2025)

Case The Chinese University of Hong Kong v Assistant Controller of Patents & Designs (2023)

Case Allergan Inc v Controller of Patents (2023)

Case Cipla v F Hoffmann-La Roche (2015)

Case Merck Sharp and Dohme Corporation v Glenmark Pharmaceuticals (2015)

Case Bajaj Auto Ltd v TVS Motor Company Ltd (2008)

Case Bishwanath Prasad Radhey Shyam v Hindustan Metal Industries (1978)

Case Raj Parkash v Mangat Ram Chowdhry (1977)

Case Farbwerke Hoechst AG v Unichem Laboratories (1968)

Case Lallubhai Chakubhai Jariwala v Chimanlal Chunilal & Co (1935)

Doctrine Reasonably Affordable Price

Case In re Exorbitant Pricing of Life Saving Patented Medicines (2026)

Case Bayer Corporation v Union of India (2014)

Case Ab Initio Technology LLC v Controller of Patents (2025)

Case Kroll Information Assurance LLC v Controller General of Patents, Designs and Trademarks (2025)

Case Ab Initio Technology LLC v Assistant Controller of Patents (2024)

Case Ferid Allani v Union of India (2019)

Case Yahoo Inc v Assistant Controller of Patents and Designs (2011)

Case Ab Initio Technology LLC v Controller of Patents (2025)

Case Kroll Information Assurance LLC v Controller General of Patents, Designs and Trademarks (2025)

Case Ab Initio Technology LLC v Assistant Controller of Patents (2024)

Case Raytheon Company v Controller General of Patents and Designs (2023)

Case OpenTV Inc v Controller of Patents and Designs (2023)

Case Ferid Allani v Union of India (2019)

Case Inphase Power Technologies Private Limited v ABB India Limited (2016)

Case Gunjan Sinha @ Kanishk Sinha v Union of India (2025)

Case Novartis AG v Union of India (2007)

Case Arunachalaa Enterprises v R. Sukumar (2026)

Case Dr Aloys Wobben v Yogesh Mehra (2014)

Case F Hoffmann-La Roche Ltd v Cipla Ltd (2009)

Case Garware Wall Ropes Ltd v A.I. Chopra (2008)

Case Fabcon Corporation v Industrial Engineering Corporation (1986)

Case Shining Industries v Shri Krishna Industries (1974)

Case Ab Initio Technology LLC v Controller of Patents (2025)

Case Kroll Information Assurance LLC v Controller General of Patents, Designs and Trademarks (2025)

Case Ab Initio Technology LLC v Assistant Controller of Patents (2024)

Case Raytheon Company v Controller General of Patents and Designs (2023)

Case Ferid Allani v Union of India (2019)

Doctrine Divisional Applications

Case Ab Initio Technology LLC v Assistant Controller of Patents (2024)

Case Selfdot Technologies (OPC) Pvt Ltd v Controller General of Patents, Designs & Trade Marks (2023)

Case Syngenta Ltd v Controller of Patents and Designs (2023)

Case Syngenta Ltd v Controller of Patents and Designs (2023)

Case Inphase Power Technologies Private Limited v ABB India Limited (2016)

Case Ravi Kamal Bali v Kala Tech (2008)

Case Raj Parkash v Mangat Ram Chowdhry (1977)

Doctrine TRIPS and Indian Patent Law

Case Bayer Corporation v Union of India (2014)

Case Incyte Holdings Corporation v Melody Healthcare Private Limited (2026)

Case Ravi Kamal Bali v Kala Tech (2008)

Case AstraZeneca AB v Intas Pharmaceuticals Limited (2020)

Case Farbwerke Hoechst AG v Unichem Laboratories (1968)

Case Indian Vacuum Brake Co Ltd v E S Luard (1925)

Case Gunjan Sinha @ Kanishk Sinha v Union of India (2025)

Case Selfdot Technologies (OPC) Pvt Ltd v Controller General of Patents, Designs & Trade Marks (2023)

Doctrine Examination and the First Examination Report

Doctrine Putting the Application in Order

Case Ferring BV v Precise Bio Pharma Pvt Ltd (2022)

Doctrine Fair Basis

Doctrine Subject of the Claim Not an Invention

Doctrine The Best Method

Case Kudos Pharmaceuticals Limited v Natco Pharma Limited (2024)

Case AstraZeneca AB v Intas Pharmaceuticals Limited (2020)

Case Monsanto Company v Coromandal Indag Products (1986)

Doctrine Foreign Vessels, Aircraft and Vehicles

Doctrine Parallel Imports and Exhaustion

Doctrine Rights Conferred by a Patent

Case Incyte Holdings Corporation v Melody Healthcare Private Limited (2026)

Case Inphase Power Technologies Private Limited v ABB India Limited (2016)

Case Cipla v F Hoffmann-La Roche (2015)

Case Merck Sharp and Dohme Corporation v Glenmark Pharmaceuticals (2015)

Case Ravi Kamal Bali v Kala Tech (2008)

Case Bajaj Auto Ltd v TVS Motor Company Ltd (2008)

Case Raj Parkash v Mangat Ram Chowdhry (1977)

Case Shining Industries v Shri Krishna Industries (1974)

Case Farbwerke Hoechst AG v Unichem Laboratories (1968)

Case Indian Hume Pipe Co Ltd v Vendra Venkanna (1961)

Case Bombay Agarwal Co v Ramchand Diwanchand (1952)

Case Lallubhai Chakubhai Jariwala v Chimanlal Chunilal & Co (1935)

Case Kudos Pharmaceuticals Limited v Natco Pharma Limited (2024)

Case Ferring BV v Precise Bio Pharma Pvt Ltd (2022)

Case AstraZeneca AB v Intas Pharmaceuticals Limited (2020)

Case Novartis AG v Natco Pharma Limited (2020)

Case F Hoffmann-La Roche Ltd v Cipla Ltd (2009)

Case Mariappan v A.R. Safiullah (2008)

Case Fabcon Corporation v Industrial Engineering Corporation (1986)

Case V. Manicka Thevar v Star Plough Works (1964)

Case Incyte Holdings Corporation v Melody Healthcare Private Limited (2026)

Case Kudos Pharmaceuticals Limited v Natco Pharma Limited (2024)

Case AstraZeneca AB v Intas Pharmaceuticals Limited (2020)

Case Novartis AG v Natco Pharma Limited (2020)

Case Bristol-Myers Squibb Holdings Ireland Unlimited Company v BDR Pharmaceuticals International Pvt Ltd (2020)

Case Inphase Power Technologies Private Limited v ABB India Limited (2016)

Case Merck Sharp and Dohme Corporation v Glenmark Pharmaceuticals (2015)

Case Chemtura Corporation v Union of India (2009)

Case F Hoffmann-La Roche Ltd v Cipla Ltd (2009)

Case Garware Wall Ropes Ltd v A.I. Chopra (2008)

Case Mariappan v A.R. Safiullah (2008)

Case Ravi Kamal Bali v Kala Tech (2008)

Case Bajaj Auto Ltd v TVS Motor Company Ltd (2008)

Case Standipack Pvt Ltd v Oswal Trading Co Ltd (1999)

Case V. Manicka Thevar v Star Plough Works (1964)

Case V. Manicka Thevar v Star Plough Works (1964)

Doctrine Bioavailability and Efficacy

Doctrine The Five-Step Indian Formulation

Case ITC Limited v Philip Morris Products S.A. (2026)

Case Deepak Nitrite Limited v Assistant Controller General of Patents and Designs (2026)

Case Sulzer Mixpac AG v Assistant Controller of Patents and Designs (2026)

Case Ab Initio Technology LLC v Controller of Patents (2025)

Case Genmab A/S v Assistant Controller of Patents and Designs (2024)

Case Kudos Pharmaceuticals Limited v Natco Pharma Limited (2024)

Case Decco Worldwide Post Harvest Holdings B.V. v Controller of Patents and Designs (2023)

Case Agriboard International LLC v Deputy Controller of Patents and Designs (2022)

Case AstraZeneca AB v Intas Pharmaceuticals Limited (2020)

Case Bristol-Myers Squibb Holdings Ireland Unlimited Company v BDR Pharmaceuticals International Pvt Ltd (2020)

Case Cipla v F Hoffmann-La Roche (2015)

Case Yahoo Inc v Assistant Controller of Patents and Designs (2011)

Case Garware Wall Ropes Ltd v A.I. Chopra (2008)

Case Mariappan v A.R. Safiullah (2008)

Case Bajaj Auto Ltd v TVS Motor Company Ltd (2008)

Case Monsanto Company v Coromandal Indag Products (1986)

Case Bishwanath Prasad Radhey Shyam v Hindustan Metal Industries (1978)

Case Farbwerke Hoechst AG v Unichem Laboratories (1968)

Case Indian Vacuum Brake Co Ltd v E S Luard (1925)

Doctrine Writ Jurisdiction in Patent Matters

Case Arunachalaa Enterprises v R. Sukumar (2026)

Case Dr Aloys Wobben v Yogesh Mehra (2014)

Case Novartis AG v Union of India (2007)

Case Fabcon Corporation v Industrial Engineering Corporation (1986)

Case Ajay Industrial Corporation v Shiro Kanao (1983)

Case Dr Aloys Wobben v Yogesh Mehra (2014)

Case Ajay Industrial Corporation v Shiro Kanao (1983)

Doctrine Patents of Addition

Case Dimminaco AG v Controller of Patents and Designs (2002)

Case Bombay Agarwal Co v Ramchand Diwanchand (1952)

Doctrine Reasoned Orders

Doctrine Writ Jurisdiction in Patent Matters

Case ITC Limited v Philip Morris Products S.A. (2026)

Case Deepak Nitrite Limited v Assistant Controller General of Patents and Designs (2026)

Case Huntington Alloys Corporation v Union of India (2026)

Case Decco Worldwide Post Harvest Holdings B.V. v Controller of Patents and Designs (2023)

Case Ceres Intellectual Property Company Limited v Controller of Patents, Trade Marks and Designs (2022)

Case Dimminaco AG v Controller of Patents and Designs (2002)

Case Farbwerke Hoechst AG v Unichem Laboratories (1968)

Doctrine Enabling Disclosure

Doctrine New Invention and Absolute Novelty

Doctrine New Use of a Known Substance

Doctrine Public Working for Reasonable Trial

Doctrine The State of the Art

Case ITC Limited v Philip Morris Products S.A. (2026)

Case Ab Initio Technology LLC v Controller of Patents (2025)

Case Yahoo Inc v Assistant Controller of Patents and Designs (2011)

Case Standipack Pvt Ltd v Oswal Trading Co Ltd (1999)

Case Monsanto Company v Coromandal Indag Products (1986)

Case Bishwanath Prasad Radhey Shyam v Hindustan Metal Industries (1978)

Case Raj Parkash v Mangat Ram Chowdhry (1977)

Case Shining Industries v Shri Krishna Industries (1974)

Case Farbwerke Hoechst AG v Unichem Laboratories (1968)

Case Bombay Agarwal Co v Ramchand Diwanchand (1952)

Case Lallubhai Chakubhai Jariwala v Chimanlal Chunilal & Co (1935)

Case Indian Vacuum Brake Co Ltd v E S Luard (1925)

Case Panacea Biotec Limited v Controller General of Patents, Designs and Trade Marks (2026)

Case ITC Limited v Philip Morris Products S.A. (2026)

Case Dr Aloys Wobben v Yogesh Mehra (2014)

Case UCB Farchim SA v Cipla Ltd (2010)

Case Mariappan v A.R. Safiullah (2008)

Doctrine Parallel Imports and Exhaustion

Case Mariappan v A.R. Safiullah (2008)

Doctrine Amending the Specification Before Grant

Doctrine Examination and the First Examination Report

Doctrine Provisional and Complete Specifications

Doctrine Putting the Application in Order

Doctrine The True and First Inventor

Case Pioneer Hi-Bred International Inc v Controller of Patents (2026)

Case Deepak Nitrite Limited v Assistant Controller General of Patents and Designs (2026)

Case Geron Corporation v Assistant Controller of Patents and Designs (2026)

Case Hirotsu Bio Science Inc v Assistant Controller of Patents and Designs (2026)

Case Natera Inc v Assistant Controller of Patents and Designs (2025)

Case Selfdot Technologies (OPC) Pvt Ltd v Controller General of Patents, Designs & Trade Marks (2023)

Case Syngenta Ltd v Controller of Patents and Designs (2023)

Case Syngenta Ltd v Controller of Patents and Designs (2023)

Case Allergan Inc v Controller of Patents (2023)

Doctrine Patents of Addition

Case Selfdot Technologies (OPC) Pvt Ltd v Controller General of Patents, Designs & Trade Marks (2023)

Case Ravi Kamal Bali v Kala Tech (2008)

Doctrine Frivolous Inventions and Claims Contrary to Natural Laws

Doctrine Known Substance and Known Efficacy

Doctrine Mere Admixture

Doctrine Methods of Agriculture and Horticulture

Doctrine Plants, Animals and Seeds

Doctrine Public Order and Morality

Doctrine Section 3(d) and the Bar on Evergreening

Doctrine Subject of the Claim Not an Invention

Doctrine Traditional Knowledge as a Bar to Patenting

Case Pioneer Hi-Bred International Inc v Controller of Patents (2026)

Case Geron Corporation v Assistant Controller of Patents and Designs (2026)

Case Hirotsu Bio Science Inc v Assistant Controller of Patents and Designs (2026)

Case EMD Millipore Corporation v Assistant Controller of Patents and Designs (2025)

Case Natera Inc v Assistant Controller of Patents and Designs (2025)

Case Sequenom Inc v Controller of Patents (2025)

Case Syngenta Crop Protection AG v Assistant Controller of Patents (2024)

Case Genmab A/S v Assistant Controller of Patents and Designs (2024)

Case Immunas Pharma Inc v Assistant Controller of Patents and Designs (2024)

Case The Chinese University of Hong Kong v Assistant Controller of Patents & Designs (2023)

Case Decco Worldwide Post Harvest Holdings B.V. v Controller of Patents and Designs (2023)

Case OpenTV Inc v Controller of Patents and Designs (2023)

Case Ferid Allani v Union of India (2019)

Case Novartis AG v Union of India (2013)

Case Novartis AG v Union of India (2007)

Case Dimminaco AG v Controller of Patents and Designs (2002)

Case Shining Industries v Shri Krishna Industries (1974)

Case Bombay Agarwal Co v Ramchand Diwanchand (1952)

Doctrine Bioavailability and Efficacy

Doctrine Known Substance and Known Efficacy

Doctrine Mere Admixture

Doctrine New Use of a Known Substance

Doctrine Section 3(d) and the Bar on Evergreening

Doctrine Swiss-Form and Purpose-Limited Claims

Doctrine Use of Medicines and Drugs by Government

Case In re Exorbitant Pricing of Life Saving Patented Medicines (2026)

Case Incyte Holdings Corporation v Melody Healthcare Private Limited (2026)

Case Kudos Pharmaceuticals Limited v Natco Pharma Limited (2024)

Case Allergan Inc v Controller of Patents (2023)

Case Ferring BV v Precise Bio Pharma Pvt Ltd (2022)

Case AstraZeneca AB v Intas Pharmaceuticals Limited (2020)

Case Novartis AG v Natco Pharma Limited (2020)

Case Bristol-Myers Squibb Holdings Ireland Unlimited Company v BDR Pharmaceuticals International Pvt Ltd (2020)

Case Cipla v F Hoffmann-La Roche (2015)

Case Merck Sharp and Dohme Corporation v Glenmark Pharmaceuticals (2015)

Case F Hoffmann-La Roche Ltd v Cipla Ltd (2009)

Case Novartis AG v Union of India (2007)

Case Farbwerke Hoechst AG v Unichem Laboratories (1968)

Case Ravi Kamal Bali v Kala Tech (2008)

Case Bajaj Auto Ltd v TVS Motor Company Ltd (2008)

Case Raj Parkash v Mangat Ram Chowdhry (1977)

Case Lallubhai Chakubhai Jariwala v Chimanlal Chunilal & Co (1935)

Case Ferring BV v Precise Bio Pharma Pvt Ltd (2022)

Case UCB Farchim SA v Cipla Ltd (2010)

Doctrine Appeals from the Controller

Doctrine Reasoned Orders

Case Selfdot Technologies (OPC) Pvt Ltd v Controller General of Patents, Designs & Trade Marks (2023)

Case AstraZeneca AB v Intas Pharmaceuticals Limited (2020)

Case Raj Parkash v Mangat Ram Chowdhry (1977)

Case Raj Parkash v Mangat Ram Chowdhry (1977)

Case Farbwerke Hoechst AG v Unichem Laboratories (1968)

Case Indian Hume Pipe Co Ltd v Vendra Venkanna (1961)

Case Arunachalaa Enterprises v R. Sukumar (2026)

Case Novartis AG v Natco Pharma Limited (2020)

Case Dr Aloys Wobben v Yogesh Mehra (2014)

Case Chemtura Corporation v Union of India (2009)

Case Dimminaco AG v Controller of Patents and Designs (2002)

Case Standipack Pvt Ltd v Oswal Trading Co Ltd (1999)

Case Fabcon Corporation v Industrial Engineering Corporation (1986)

Case Ajay Industrial Corporation v Shiro Kanao (1983)

Case Bishwanath Prasad Radhey Shyam v Hindustan Metal Industries (1978)

Case Shining Industries v Shri Krishna Industries (1974)

Case Bombay Agarwal Co v Ramchand Diwanchand (1952)

Case Indian Vacuum Brake Co Ltd v E S Luard (1925)

Case Garware Wall Ropes Ltd v A.I. Chopra (2008)

Doctrine Deposit of Biological Material

Doctrine The Best Method

Case Decco Worldwide Post Harvest Holdings B.V. v Controller of Patents and Designs (2023)

Case Farbwerke Hoechst AG v Unichem Laboratories (1968)

Case AstraZeneca AB v Intas Pharmaceuticals Limited (2020)

Case Merck Sharp and Dohme Corporation v Glenmark Pharmaceuticals (2015)

Case Chemtura Corporation v Union of India (2009)

Case F Hoffmann-La Roche Ltd v Cipla Ltd (2009)

Case Ravi Kamal Bali v Kala Tech (2008)

Case Standipack Pvt Ltd v Oswal Trading Co Ltd (1999)

Case Ab Initio Technology LLC v Controller of Patents (2025)

Case Ab Initio Technology LLC v Assistant Controller of Patents (2024)

Case Raytheon Company v Controller General of Patents and Designs (2023)

Case AstraZeneca AB v Intas Pharmaceuticals Limited (2020)

Case Ferid Allani v Union of India (2019)

Doctrine Renewal Fees

Case Gunjan Sinha @ Kanishk Sinha v Union of India (2025)

Case Indian Hume Pipe Co Ltd v Vendra Venkanna (1961)

Doctrine Traditional Knowledge as a Bar to Patenting

Doctrine Government Use of Inventions

Doctrine Use of Medicines and Drugs by Government

Case In re Exorbitant Pricing of Life Saving Patented Medicines (2026)

Case Chemtura Corporation v Union of India (2009)

Case Garware Wall Ropes Ltd v A.I. Chopra (2008)

Case Farbwerke Hoechst AG v Unichem Laboratories (1968)

Case Bayer Corporation v Union of India (2014)

Doctrine Mere Arrangement or Re-arrangement