Case LawActs & SectionsIP IntelligenceOpen the app
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.

118Judgments indexed
15Acts & Rules linked
5Courts covered
6IP categories

Recently added judgments

Case notes prepared by the Ragulika IP team, each linked to the judgment on the court’s website.

Patents

Array Biopharma Inc v. Deputy Controller of Patents and Designs

Delhi High Court · C.A.(COMM.IPD-PAT) 37/2023

A combination of distinct and independent active drugs, each with its own chemical identity and mechanism, does not fall under the Section 3(d) bar for derivatives of known substances. Using phrases such as 'for simultaneous, sepa…

Inventive StepMethod of TreatmentPharmaceutical CombinationPrior Art
Trade Marks

Arun Kumar Gupta v. Registrar of Trade Marks

Delhi High Court · W.P.(C)-IPD 28/2026 and C.M. Nos. 175-176/2026

Issuance of notice in Form O-3 under Section 25(3) of the Trade Marks Act, 1999 is a mandatory pre-condition for removal of a trade mark from the Register on account of non-renewal. Mere expiry of registration or failure to file a…

Form O-3Mandatory NoticeRegistered ProprietorRemoval of Trademark
Trade Marks

Ashiana Ispat Limited v. Kamdhenu Limited & Ors.

Delhi High Court · FAO(OS) (COMM) 120/2026 with CM APPL. 27051/2026

A mere contractual promise to let someone adopt and use a mark is not the same as transferring ownership, where the contract makes ownership conditional on registration. Non-use of a mark for decades defeats a claim to common-law …

AssignmentDiscretionary OrderInterlocutory InjunctionLicence
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

Bayer Corporation v. Union of India & Ors.

Bombay High Court · 2014 (60) PTC 277 (Bom)

A compulsory licence under Section 84 of the Patents Act, 1970 may be granted where the reasonable requirements of the public with respect to a patented invention have not been satisfied, the invention is not available at a reason…

Compulsory LicencePublic HealthReasonably Affordable PriceSection 84
Designs

Bharat Glass Tube Limited v. Gopal Glass Works Limited

Supreme Court of India · (2008) 10 SCC 657

A design's novelty and originality under the Designs Act must be assessed by comparing it, as applied to the specific article for which registration is sought, against prior art shown to have been applied to the same or a similar …

CancellationDesign RegistrationNoveltyOriginality
Patents

Bigtec Private Limited v. Assistant Controller of Patents and Designs

Madras High Court · 2025:MHC:887

An objection that devising nucleotide probes or primers is routine experimentation lacking inventive step under Section 2(1)(ja) must engage with evidence of unexpected effects placed on record; and the Section 3(c) exclusion for …

BiotechnologyInventive StepPatent ProsecutionPrior Art
Patents

Bishwanath Prasad Radhey Shyam v. Hindustan Metal Industries

Supreme Court of India · (1979) 2 SCC 511

An improvement on a device or process already known must involve more than a routine workshop improvement; it must independently satisfy the tests of novelty and inventive step by producing a new result, a new article, or a better…

Inventive StepNoveltyObviousnessPatent Revocation
Patents

Boehringer Ingelheim International GMBH v. The Controller of Patents & Anr.

Delhi High Court · 2022 SCC OnLine Del 3777

A divisional application under Section 16 is maintainable only where the claims of the parent application themselves disclose a plurality of distinct inventions; disclosure of additional inventions solely in the specification, wit…

Claim ConstructionDivisional ApplicationPatent ProsecutionPlurality Of Inventions
Trade Marks

Cadila Health Care Ltd. v. Cadila Pharmaceuticals Ltd.

Supreme Court of India · (2001) 5 SCC 73

In assessing deceptive similarity between trade marks for medicinal products, courts must apply a stricter standard than for ordinary goods because confusion can endanger public health, having regard to the nature of the marks, th…

Deceptive SimilarityPassing OffPharmaceutical TrademarkPhonetic Similarity
PreviousPage 2 of 12Next