Executive Summary
Onyx Therapeutics, Inc. challenged procedural orders issued by the Controller General of Patents concerning a post-grant opposition filed against their Indian Patent No. 255964. The petitioner argued that denying them the opportunity to cross-examine expert witnesses relied upon by the opponent violated principles of natural justice. The Delhi High Court agreed, finding that the denial vitiated the proceedings and set aside the impugned orders.
Practitioner Note
This case demonstrates the evidentiary and procedural standards applied in patent matters before Delhi High Court. Understanding the court's reasoning in Onyx Therapeutics, Inc. vs Union Of India & Ors is valuable context for structuring arguments or assessing risk in similar proceedings.
Related Cases
Bristol-Myers Squibb Holdings IrelandvsKm Swarnalatha & Ors
The plaintiffs, Bristol-Myers Squibb Holdings Ireland, sought an interim injunction regarding their patented anti-cancer molecule 'dasatinib' (SPRYCEL). The court disposed of the application for interim injunction as the patent term had expired. However, the court allowed amendments to the plaint to include new manufacturers and directed further proceedings.
S.S. AssociatevsM.S. Associate
The court examined whether a Letters Patent Appeal was maintainable against an order passed by a Single Judge in a Misc. First Appeal concerning relief under the Trade and Merchandise Marks Act, 1958. The judgment reiterated established Apex Court precedents that Section 104(2) of the CPC prohibits further appeal from such orders. Consequently, the Letters Patent Appeals were dismissed as not maintainable.
Paragon Cable India & Anr.vsEssee Networks Private Limited & Ors.
The Delhi High Court decreed the suit filed by Paragon Cable India against Essee Networks Private Limited, upholding a settlement agreement reached between the parties. The core dispute involved the infringement and passing off related to the trademark 'ELEKTRON'. Crucially, the court directed the Trademark Registry to expeditiously transfer the rights of the 'ELEKTRON' mark into the name of the plaintiffs, formalizing the assignment made by the defendants.
Qualcomm Technologies Inc.vsDeputy Controller of Patents & Designs
Qualcomm Technologies Inc. appealed a rejection order by the Patent Controller regarding its patent application for a live scene recognition system that filters objectionable content before recording. The Controller rejected the claim based on lack of inventive step, citing two pieces of prior art (D1 and D2).
Rajdhani Masala Co & Anr.vsVictoria Foods Private Limited
The Delhi High Court addressed the trademark dispute between Rajdhani Masala Co & Anr. and Victoria Foods Private Limited, which centers on the use of the 'RAJDHANI' mark. While the appellants claimed long-standing usage since 1965, the court noted a lack of concrete evidence, such as sales invoices, to establish prima facie commercial use of the trademark on their goods. The Court directed both parties to file the complete record before proceeding further in the litigation.
Dealing with a patent challenge?
Whether it's a Section 3(d) rejection, a post-grant opposition, or a FRAND dispute, Arctic's patent litigation team has handled it. Get a strategy call.
Disclaimer: This page contains an automated summary based on publicly available judicial records. The content is generated for informational purposes only and does not constitute legal advice. Always verify details against the original source judgment before relying on this information for any legal purpose. If you believe any information is inaccurate, please contact us.