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IP Lex · Indian IP case law

Search Indian IP Case Law

Judgments of the Supreme Court and the High Courts on patents, trade marks, copyright, designs and geographical indications — organised by Act and section, each with a link to the judgment on the court’s website.

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for “Priority”

Geographical Indications

Asociacion De Productores De Pisco A.G. v. Union of India & Ors.

Delhi High Court · W.P.(C)-IPD 17/2021

Where two countries produce admittedly different goods known by the same name, the dispute falls to be resolved under Section 10 of the Geographical Indications Act as one of homonymous geographical indications, which permits and …

Community RightGeographical IndicationHomonymous GIPrior User
Patents

Deepak Nitrite Limited v. The Assistant Controller General of Patents and Designs

Bombay High Court · Commercial Miscellaneous Petition No. 107 of 2025

It is wholly impermissible for the Controller, while exercising quasi-judicial powers under Section 15, to rely upon 'common general knowledge' as a self-sufficient ground for refusing a patent application without setting out and …

Common General KnowledgeFood Grade Sodium NitriteFree-FlowingImpurity Profile
Trade Marks

Milmet Oftho Industries & Ors. v. Allergan Inc.

Supreme Court of India · (2004) 12 SCC 624

In a passing off action concerning medicinal products with identical marks, prior use in the world market can prevail over a domestic company's later domestic use, since pharmaceutical trade and medical literature are internationa…

Deceptive SimilarityPassing OffPharmaceutical TrademarkPrior User
Trade Marks

Neon Laboratories Ltd. v. Medical Technologies Ltd. & Ors.

Supreme Court of India · (2016) 2 SCC 672

Under Section 34 of the Trade Marks Act, 1999, actual continuous prior use of a mark in the market prevails over a rival's earlier-dated application for registration where the registrant remained inactive for a prolonged period; t…

Deceptive SimilarityNon-usePassing OffPrior User
Trade Marks

Parle Products Pvt. Ltd. v. The Registrar of Trade Marks & Anr.

Delhi High Court · LPA 316/2026 & CM APPL. 27819-20/2026

Where two parties file competing applications for registration of an identical or deceptively similar trade mark on a proposed-to-be-used basis, priority for registration under Section 18 of the Trade Marks Act, 1999 is determined…

Approbation and ReprobationPrior RegistrationPriorityProposed to be Used