Delhi High Court Upholds Rejection Of Patent Application For Counterfeit Product Detection System

The Delhi High Court has dismissed an appeal against the rejection of a patent application for a counterfeit product detection system, holding that the invention failed to meet statutory disclosure requirements because the complete specification did not sufficiently explain how it would actually work. Justice Tushar Rao Gedela, in a judgment delivered on May 11, held that while the invention proposed a consumer-friendly mechanism to verify genuine products using visible and hidden codes, the...

Bombay High Court Rejects TVS, Kalelkar Pleas To Dismiss Laser Marking Patent Suits; Imposes ₹1 Lakh Costs

The Bombay High Court has refused to throw out patent infringement suits over laser marking and engraving technology filed by inventor Bharat Bhogilal Patel against TVS Electronics Limited and Kalelkar Surgicals Private Limited, holding that the dispute must go to trial. The court also imposed ₹1 lakh costs on both. “Several triable issues will arise, and thus, the question of a summary dismissal of the Suits at this stage does not arise,” Justice Arif S. Doctor said. Patel's suits relate to...

Delhi High Court Restrains Pronton Plast Pack From Manufacturing Containers Infringing Mold Tek Patents

The Delhi High Court has granted and continued an interim injunction in favour of Mold-Tek Packaging Limited, restraining Pronton Plast Pack Pvt. Ltd. and its agents from manufacturing or selling plastic containers and lids that prima facie infringe two patents held by Mold-Tek. Justice Tejas Karia, in a judgment pronounced on April 30, 2026, held that Mold-Tek had made out a prima facie case of patent infringement and that permitting Pronton to continue dealing in the impugned products would...

Delhi High Court Directs Xiaomi To Deposit ₹272 Crore In SEP Infringement Suit By Malikie

The Delhi High Court has asked Xiaomi Corporation to deposit around ₹272 crore (about $28.7 million) as pro tem security in a patent infringement suit involving cellular Standard Essential Patents (SEPs) brought by Malikie Innovations. In its April 30, 2026 judgment, Justice Tejas Karia said a temporary arrangement of this kind was needed to balance the equities between the parties as the case proceeds. A pro tem direction is an interim measure intended to secure the plaintiff's interests...

Delhi High Court Upholds Rejection Of Blackberry Patent On Colour-Coding Message Recipients Feature

The Delhi High Court has dismissed an appeal filed by Blackberry Limited, upholding the refusal of a patent application for a feature that colour-coded message recipients meant to help users distinguish between recipients before sending messages. In a judgment pronounced on April 30, 2026, Justice Tejas Karia held that the invention was unpatentable under Section 3(k) of the Patents Act as a computer program per se and also lacked an inventive step. The Court observed that the problem of...

Supreme Court Issues Notice On Plea Against Delhi HC Ruling That Patent Revocation Plea Survives Expiry

The Supreme Court on Monday issued notice on a plea challenging a Delhi High Court ruling that a patent revocation petition remains maintainable and survives even after expiry of the patent and is not barred merely because an invalidity defence is raised in a parallel infringement suit. A Bench of Justices P.S. Narasimha and Alok Aradhe issued notice on the special leave petition filed by by Boehringer Ingelheim Pharma GmbH and listed the matter for final disposal on May 25, 2026 The case...

Delhi High Court Sets Aside Nippon Steel Patent Rejection, Says Orders Must Give Reasons

The Delhi High Court has set aside the refusal of a patent application filed by Nippon Steel Corporation, holding that an order which merely reproduces prior art documents without analyzing the claimed invention or giving reasons cannot be sustained in law.A bench of Justice Tushar Rao Gedela emphasised that patent authorities act as quasi-judicial bodies and must pass reasoned orders. “It is apparent that the Assistant Controller/Controller are quasi judicial authorities from whom it is...

Delhi High Court Dismisses NEC's Patent Appeal, Holds Video Coding Invention Obvious In Light Of Prior Art

The Delhi High Court has dismissed an appeal filed by NEC Corporation challenging the rejection of its patent application relating to video coding and decoding technologies, holding that the claimed invention lacks an inventive step and is rendered obvious in light of prior art documents. A Bench of Justice Tejas Karia held: “the contentions advanced by the Appellant that D1 to D3 are confined merely to colour space conversion or switching, akin to transformation in the present invention, and...

Delhi High Court Upholds Canadian Company's Antenna Patent, Finds Rosenberger In Infringement

The Delhi High Court has ruled in favour of Canadian firm Communication Components Antenna Inc. in a patent infringement dispute, turning down the defendants' challenge to the validity of its patent covering split-sector antenna technology that uses asymmetrical beams. The Court also held that companies within the Rosenberger Group had infringed the invention. In a judgment delivered on March 30, 2026, Justice Prathiba M. Singh upheld the patent as valid and enforceable. The Court found that...

Delhi High Court Sets Aside Order Refusing Patent For Harvard's Insulin-Producing Pancreatic Cells

The Delhi High Court has set aside an order by the Controller General of Patents that refused a patent to Harvard College for its stem-cell-derived insulin-producing pancreatic cells used for diabetes treatment. Justice Tejas Karia held that the Patent Office committed an error by failing to consider the university's amended claims, which had significantly altered the nature of the application. Harvard had filed an appeal under Section 117 of the Patents Act against the Controller General...

Delhi High Court Sets Aside Patent Refusal, Says New Objections In Final Order Violate Natural Justice

The Delhi High Court has quashed an order by the Assistant Controller of Patents refusing a patent application by Wirtgen GMBH, ruling that the introduction of new technical objections for the first time in a final refusal order violates the fundamental principles of natural justice.Justice Manmeet Pritam Singh Arora held on March 23, 2026, that the impugned order was procedurally infirm as it deprived the applicant of a fair opportunity to address the specific grounds of refusal."If...

Bombay High Court Quashes Patent Refusal To Medipack, Says Reasons Are 'Heart And Soul' Of Orders

The Bombay High Court on 23 March set aside the Patent Office's refusal to grant a patent for a single-use safety syringe to Medipack Global Ventures Pvt. Ltd., holding that the order was unreasoned and violated the principles of natural justice. A Single-Judge Bench of Justice Arif S. Doctor set aside the impugned order and remanded the matter for fresh consideration by a different Controller. It remarked: “Section 117A of the Patents Act specifically provides for an appeal against any order...