Changelaw 2026-10

From the author

This is the first edition of our newsletter, Changelaw. Since we built this site, we have populated it with some cases and doctrines. You will find the list below. We hope to add more as we build the record.

The record today

On 7 October 2026 the record holds 43 doctrine pages and 17 case pages.

Doctrine pages

• Account of Profits
• Adaptations, Improvements and Analogous Use
• Appeals from the Controller
• Assignment
• Co-ownership of a Patent
• Convention Applications
• Deposit of Biological Material
• Determining Obviousness
• Divisional Applications
• Enabling Disclosure
• Enhanced Therapeutic Efficacy
• Fair Basis
• Genetic Resources, Benefit Sharing and Disclosure of Source
• Hindsight and Ex Post Facto Analysis
• Lack of Utility
• Literary, Dramatic, Musical and Artistic Works
• Multiple Priorities and Partial Priority
• New Forms of a Known Substance
• Principles of Claim Construction
• Process Patents and Product Patents
• Provisional and Complete Specifications
• Renewal Fees
• Request for Examination
• Rights Between Publication and Grant
• Section 47 Conditions
• Sufficiency of Disclosure
• Term of a Patent
• The Anticipation Savings: Sections 29 to 34
• The Best Method
• The Credible Challenge to Validity
• The Mailbox and Exclusive Marketing Rights
• The Paris Convention and Priority
• The Patent as a Right to Exclude
• The Patent as Intangible, Time-Bound Property
• The Patent Bargain: Disclosure as Consideration
• The Patent Cooperation Treaty in Indian Practice
• The Patents Act 1970 and Its Amendments
• The Register of Patents
• TRIPS and Indian Patent Law
• What a Patent Is, and What It Is Not
• What Constitutes an Invention
• Without Consent and Territoriality
• Writ Jurisdiction in Patent Matters

Case pages

• Allergan Inc v Controller of Patents (2023)
• Bajaj Auto Ltd v TVS Motor Company Ltd (2008)
• Bishwanath Prasad Radhey Shyam v Hindustan Metal Industries (1978)
• Chemtura Corporation v Union of India (2009)
• Cipla v F Hoffmann-La Roche (2015)
• F Hoffmann-La Roche Ltd v Cipla Ltd (2009)
• Farbwerke Hoechst AG v Unichem Laboratories (1968)
• Ferring BV v Precise Bio Pharma Pvt Ltd (2022)
• In re Exorbitant Pricing of Life Saving Patented Medicines (2026)
• Indian Vacuum Brake Co Ltd v E S Luard (1925)
• ITC Limited v Philip Morris Products S.A. (2026)
• Merck Sharp and Dohme Corporation v Glenmark Pharmaceuticals (2015)
• Novartis AG v Natco Pharma Limited (2020)
• Novartis AG v Union of India (2007)
• Novartis AG v Union of India (2013)
• Shining Industries v Shri Krishna Industries (1974)
• Sulzer Mixpac AG v Assistant Controller of Patents and Designs (2026)

Books and editions

Two of our books are available now on www.lexcampus.org/books:

• Handbook on Patent Law (PDF). The only Patents Act ebook with cross-references — now updated with the Patents (Amendment) Rules, 2025
• Foundations and Treaties: General Principles, International Framework, and Nature of Rights (PDF) - Book 1 of the LexCampus Patent Agent Exam Series