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 appeals
6 articles
Delhi High Court Reverses Patent Office Decision: Honeywell’s Amendments Upheld
The Delhi High Court overturned the Patent Office's refusal of Honeywell's patent amendments, holding that the changes were within the scope of the original claims. This ruling affirms…
New claims, Old claims, and Claim Amendments: Section 59 of the Patents Act
This post examines a Madras High Court ruling on Section 59 of the Patents Act regarding patent claim amendments. The Court clarified procedural requirements and applicant rights during…
Reversal of unreasoned and invalid Patent refusals based on Section 3(d), Novelty, and Inventive Step
This post reviews three High Court decisions reversing unreasoned patent refusals in India, focusing on Section 3(d), novelty, and inventive step. The courts stressed the need for considering…
Justice Pratibha Singh clarifies the jurisdiction of High Courts over Patent Revocations and Appeals
Justice Pratibha Singh has clarified the jurisdiction of High Courts regarding patent appeals, revocations, and writ petitions. Her judgment in Dr. Reddys Laboratories Limited vs. The Controller of…
Denial of Opportunity to be Heard Violates Principle of Natural Justice
The IPAB set aside a patent rejection after finding that Ericsson was denied a proper opportunity to be heard. The decision reaffirms that natural justice is central to…