Two Painkillers, One Crystal, Zero Patent
Esteve Pharmaceuticals took its rejected co-crystal patent for tramadol and celecoxib to the Delhi High Court, arguing the combination showed real synergy. The court had to decide whether…
Section 2(1)(ja)
14 articles
Prove it or lose it: Bombay High Court on “Common General Knowledge”
In Deepak Nitrite Limited v. The Assistant Controller General of Patents and Designs, the Bombay High Court set aside a Section 15 refusal that rested on an unsourced…
Pixel Perfect Prior Art – NEC’s Video Coding Patent rejected
NEC Corporation's appeal over the refusal of its video coding patent has been dismissed by the Delhi High Court, which confirmed that the invention lacks inventive step under…
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…
Absorbable Stent and the Hindsight Trap in Inventive Step Analysis
In the case of Biotyx Medical Shenzhen Co., Ltd. v. Assistant Controller of Patents and Designs, the Delhi High Court dealt with a familiar patent question: can an…
Insufficiency of disclosure: Delhi HC Rejects Counterfeit Detection Patent
The Delhi High Court dismissed an appeal against the rejection of a counterfeit detection patent, finding that the complete specification failed to meet the disclosure standard under Section…
Fair Hearing First: Delhi HC Sets Aside Patent Refusal Over New Grounds in Order
The Delhi High Court has set aside the Controller of Patents' refusal of a Wirtgen GMBH patent application, finding that new objections introduced for the first time in…
Mist in the Machine, Haze in the Reasoning: Court Reiterates Mandatory Five-Step Test for Inventive Step
In the case of Energeo Works India Private Limited v. Assistant Controller of Patents, the Patent Office refused a patent application relating to an air cooling system that…
Ziegler-Natta Catalyst Patent Rejection Upheld for Lack of Inventive Step
The Delhi High Court upheld the refusal of Lummus Novolen’s patent for a Ziegler-Natta catalyst, citing lack of inventive step and similarity to prior art. Read the key…
Patent on Portable Vehicle Management System goes offtrack
The Delhi High Court upheld the refusal of a patent application for a portable vehicle management system, citing lack of inventive step over prior art. This case highlights…