Madras HC Restrains Derogatory Claims on Pressure Cooker Patent
Elgi Ultra Private Limited sued Harish Joshi before the Madras High Court after he claimed its pressure cooker patent as his own idea on Facebook. Did the court…
Post Grant Opposition
15 articles
Dung Deal: Delhi High Court Remands Cattle Manure Battery Patent
The Delhi High Court has set aside a post-grant revocation of a patent covering a cattle manure-derived hard carbon process for sodium-ion batteries, finding that the Deputy Controller…
Patent Opposition Board Report: Can you challenge it before the final order?
When is a patent opposition board recommendation ripe for a writ petition, and when is it simply too soon? The Madras High Court tackled this question in a…
Speak Up or Step Aside: Bombay HC on What a Post-Grant Opposition Order Must Do
In Saurabh Arora v. Deputy Controller of Patents, the Bombay High Court set aside a post-grant patent opposition order that dismissed a challenge under Section 25(2)(c) of the…
No Territorial Jurisdiction, No Quia Timet Relief: Lessons from a Patent Case
In the case of Helsinn Healthcare SA vs AET Laboratories, the Delhi High Court declined to entertain a patent infringement action filed in anticipation of future infringement. The…
Strategic Delay Costs Novartis Its Cross-Examination Rights
The Delhi High Court dismissed Novartis’s writ petitions, ruling it had waived cross-examination by opting for rebuttal evidence. The Controller’s orders were upheld, with the patent already revoked…
Unreasoned Post Grant Opposition Decision Set Aside by the Calcutta High Court
The Calcutta High Court set aside a post grant opposition decision in a patent dispute for inadequate reasoning and lack of independent analysis. The matter has been remanded…
You Shouldn’t have filed a Post-Grant Opposition, says Bombay High Court
The Bombay High Court in Safex Chemical India Ltd vs The Controller Of Patents clarified procedures for patent oppositions. The Court dismissed Safex’s writ, emphasising adherence to the…
CASE BRIEF: Novo Nordisk AS vs. Union of India & Ors.
The Delhi High Court’s decision in Novo Nordisk AS vs. Union of India addresses key procedural and substantive aspects of post grant patent opposition in India. The judgment…
Post-Grant Patent Opposition, Evidence and Hearings: Role of Patent Office, Opposition Board, and Parties
This post provides an analytical overview of the procedures and legal standards for post-grant patent opposition in India. It examines the Delhi High Court’s guidance on evidence, hearings,…