Draft Pharma Patent Examination Guidelines 2026
The Office of the Controller General of Patents, Designs & Trade Marks (CGPDTM) has released Draft Guidelines for Examination of Patent Applications in the Field of Pharmaceuticals, 2026…
Section 3(d)
30 articles
3(d) or Not 3(d): That Is the Question Delhi HC Refuses to Answer – For Now
Daewoong Pharmaceutical challenged the Controller's rejection of its crystalline SGLT inhibitor patent before the Delhi High Court. The core question: does improved dissolution and stability satisfy the Section…
Old Wine in New Bottle: Distillery Waste Patent Denied
Delhi HC affirms rejection of a patent on ZLD process from distillery waste, citing lack of inventive step and application of Section 3(d) of the Patents Act.
Amgen’s Lyophilized Peptibody Patent Upheld by Madras High Court
Madras High Court backs Amgen on lyophilized peptibody formulations, rejecting Section 3(d), 3(e) and inventive step objections. Grant directed, with claims narrowed to supported sequences.
Anti-Cancer Patent Refusal Set Aside for Not Identifying ‘Known Substance’
In a recent ruling, the Delhi High Court overturned the rejection of an anti-cancer patent filed by Taiho Pharmaceutical. The Court highlighted that objections under Section 3(d) must…
When Delay Becomes Denial: Calcutta High Court Overturns Patent Rejection
The recent judgement of the Calcutta High Court in BASF SE v. Joint Controller of Patents warrants attention for multiple reasons, particularly as it addresses the rejection of…
Reasoned orders are a necessity in patent refusals, Madras HC reiterates
The Madras High Court overturned a patent refusal in Signal Pharmaceuticals vs. Deputy Controller of Patents, citing a lack of reasoning in the rejection order. The Court observed…
Madras High Court Overturns Patent Refusal under section 3(d), Reiterates Importance of Reasoned Orders and Natural Justice
The Madras High Court set aside a patent refusal under section 3d, citing lack of procedural fairness and insufficient reasoning. The Court directed reconsideration, underscoring the necessity of…
A doped order on method of doping, court clarifies
The Madras High Court upheld the Patent Office’s refusal of IIT Madras’s patent application for a method of doping potassium into ammonium perchlorate. The judgment clarifies the application…
Victory for Novozymes: Madras High Court Overrules Patent Office’s Refusal
The Madras High Court has reversed the Patent Office's rejection of Novozymes' patent for enzyme granules in animal feed, emphasizing the need for detailed reasoning in refusal orders.…