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…
Case Reviews
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Employee Free to Join New Firm Despite Employer’s Non-Compete Clause – Delhi High Court
In a recent case involving a dispute over a non-compete clause, the Delhi High Court ruled that an employer cannot restrain a former employee from joining a new…
Shindengen’s Patent Application remanded for fresh consideration for lack of reasoned order
The Calcutta High Court remanded Shindengen Electric’s 2015 patent application after finding that the rejection order lacked proper reasoning. The decision emphasised the need for administrative transparency and…
Fertilizer Patent Case: Court Blocks Sale of ‘Aladdin’ Pending Trial
The Himachal Pradesh High Court granted an interim injunction in favour of SML Limited, restraining the defendants from manufacturing and selling a fertilizer composition under the brand ‘Aladdin’,…
Patent Upheld, Design Dismissed: Dura-Line vs. Jain Irrigation – Part 1: Infringement & Relief
This post analyzes the Delhi High Court’s decision in Dura-Line vs. Jain Irrigation, where the Court found patent infringement but rejected the design infringement claim.
Epifi Outspeeds F1 Trademark in Court – No Use, No Rights!
The Delhi High Court cancelled the F1 trademark held by Formula One in Class 36 for non-use in India, following Epifi’s rectification petition. The decision reaffirms that trademark…
IndiaMart, PUMA, Drop-Downs, and Intermediary Liability
In a trademark infringement dispute between IndiaMART Intermesh Ltd. (“IndiaMART”) and PUMA SE (“PUMA”), the Division Bench of the Delhi High Court set aside a prior injunction restraining…
ITC’s Nicotine Device Patent Rejection on Public Health Grounds Set Aside
The Calcutta High Court has set aside the refusal of ITC’s patent application for a nicotine aerosol device. The Court found that the Controller’s reliance on morality grounds…
Patent for Enzyme-Based Animal Feed Supplementation Cleared of Section 3(i) Refusal
The Madras High Court has allowed Kemin Industries' patent on an enzyme-based animal feed method, overturning the Controller’s Section 3(i) refusal. The Court ruled that the method involves…
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…