Dolby v. Lava: INR 20 Crore Deposit Ordered in SEP patent infringement case
Delhi HC directs Lava to deposit ₹20 crore as pro tem security in Dolby’s SEP infringement suit involving AAC audio tech patents.
patent infringement
203 articles
Who Bears the Patent Credibility Challenge Burden?
Mold Tek filed a case for infringement of its patents relating to tamper-proof plastic lids, and secured an interim injunction. The Commercial Court vacated the injunction, placing the…
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.
When Dye Becomes Decisive: Patent Infringement, Equivalence, and Estoppel
In a patent infringement case, the Delhi High Court denied Crystal Crop Protection's request for an interim injunction against Safex Chemicals. The dispute in the case centred on…
Madras High Court Dismisses Patent Infringement Suit, Allows Coexistence of Technologies
The Madras High Court ruled on a patent infringement dispute involving Arumugam Rajendra Babu and Ashok Leyland over battery-swapping technology. The Court found no infringement and dismissed both…
Court refuses interim injunction based on Patent Prosecution History
The Delhi High Court refused an interim injunction in a patent dispute over a fuel cap, citing ambiguous claims and prosecution history. The judgment highlights the need for…
Clarifying Product-by-Process Patent Claims in India – West Bengal Chemicals v. GTZ
The Calcutta High Court has clarified the standards for product-by-process patent claims in India, focusing on the necessity of expert evidence in infringement cases. The decision in West…
Cool interim order for ITW’s pre-conditioned air patent, but Competitor’s airport deals allowed to continue
The Delhi High Court issued a significant interim injunction in the ITW pre-conditioned air patent dispute, focusing on inventive step and claim construction under Indian law. While ITW…
Boehringer secures Patent Injunction for its Diabetes Drug – Empagliflozin
The Himachal Pradesh High Court has granted Boehringer Ingelheim an interim injunction against Eris Lifesciences, preventing the manufacture and sale of Empagliflozin during the suit. The case provides…
Standard Essential Patents, Claim charts and Infringement – Ericsson v. Lava – Part 4
This post discusses how the Delhi High Court assessed infringement of standard essential patents in Ericsson v. Lava, evaluating claim charts and the two-step infringement test. The court’s…