Outcome Category

Defendant Favorable

at Delhi High Court

507 defendant favorable decisions from Delhi High Court.

Defendant Favorable Decisions

507 cases | Page 1 of 17

patent defendant favorable · Mar 28, 2026

Nec Corporation v.Assistant Controller Of Patents And Designs

Delhi High Court · C.A.(COMM.IPD-PAT) 486/2022

Nec Corporation appealed the Assistant Controller's refusal of its patent application concerning a video coding device and method. The refusal was based on the lack of inventive step in light of existing prior art disclosures. The High Court ultimately dismissed the appeal, finding that the invention was rendered obvious by D1 to D3.

patent defendant favorable · Mar 17, 2026

Geron Corporation v.The Assistant Controller Of Patents And Designs

Delhi High Court · C.A.(COMM.IPD-PAT) 244/2022

Geron Corporation appealed the Controller's refusal to grant a patent for its application concerning telomerase inhibitors. The core dispute was whether the claimed 'in vitro screening method' was, in substance, a diagnostic process that falls under Section 3(i) of the Patents Act. The Court ultimately held that despite being drafted as a screening method, the claims covered a diagnostic process essential to medical decision-making and were therefore not patentable.

patent defendant favorable · Mar 12, 2026

ITW GSE APS v.Dabico Airport Solutions Pvt Ltd

Delhi High Court · CS(COMM) 628/2023

Plaintiffs filed a suit seeking permanent injunction and damages against defendants for infringing their Indian Patent No. 330145 related to PCA units, which were allegedly used at various airports. Defendant No. 3 sought its deletion from the array of parties, arguing it was not involved in the infringement activities or liable for the actions of other entities.

patent defendant favorable · Mar 9, 2026

Novo Nordisk A/S v.Dr Reddys Laboratories Limited & Anr.

Delhi High Court · FAO(OS) (COMM) 204/2025

Novo Nordisk appealed a rejection of its interlocutory injunction application regarding the import and sale of Semaglutide, claiming infringement of its patent. The court dismissed the appeal, noting that the suit patent was set to expire shortly, but also found prima facie evidence suggesting the suit patent could be challenged for obviousness based on prior art (Genus Patent IN'964).

trademark defendant favorable · Mar 9, 2026

Western Digital Technologies Inc. v.Geonix International Private Limited

Delhi High Court · FAO(OS) (COMM) 146/2024

The appellants (Western Digital and Seagate) manufacture Hard Disk Drives (HDDs) bearing their registered trademarks. The respondents purchase these HDDs after they reach an 'end-of-life' stage, are extracted from equipment abroad, and imported into India. The court dismissed the appeal, finding that neither trademark infringement nor reverse passing off was established.

patent defendant favorable · Feb 28, 2026

Crystal Crop Protection Ltd v.Assistant Controller Of Patents And Designs & Ors.

Delhi High Court · C.A.(COMM.IPD-PAT) 19/2023

The appellant challenged an order concerning the patentability/inventive step. The respondent filed an application to place additional public domain documents on record. The court allowed the admission of these documents but ultimately dismissed the appeal, finding that the original Impugned Order regarding lack of inventive step was well-reasoned.

trademark defendant favorable · Feb 25, 2026

Landmark Crafts Limited v.Romil Gupta Trading As Sohan Lal Gupta & Anr.

Delhi High Court · LPA 575/2025

The appellant sought rectification to cancel a registered device mark (No. 3986970) held by the respondent, alleging irregularities in its grant. The Deputy Registrar had previously cancelled the registration. The appeal before the High Court questioned whether the substitution of marks constituted a substantial alteration under the Trade Marks Act.

patent defendant favorable · Feb 24, 2026

Boehringer Ingelheim Pharma Gmbh And Co v.The Controller Of Patents & Anr.

Delhi High Court · LPA 129/2025

Boehringer Ingelheim appealed against a single judge's decision regarding the maintainability of a revocation petition (CO (COMM. IPD-PAT) 38/2022). The core issues were whether a revocation petition could survive after the patentee pleaded invalidity in an infringement suit, or if it could continue after the patent expired by efflux of time.

patent defendant favorable · Feb 17, 2026

Pawan Kumar Goel v.Dr. Dhan Singh & Anr.

Delhi High Court · CS(COMM) 672/2022

The plaintiff filed a suit seeking permanent injunction for infringing Indian Patent 369150 related to extracting Alpha Yohimbine. The plaintiff later sought conditional withdrawal, arguing that the defendant was using a different plant species (Rauwolfia Vomitoria) and thus there was no current cause of action. However, the court found evidence suggesting the defendant was indeed using Rauwolfia tetraphylla, leading it to deny the permission for withdrawal.

patent defendant favorable · Feb 5, 2026

Yangtze Memory Technologie Co Ltd v.Union Of India & Anr.

Delhi High Court · W.P.(C)-IPD 10/2025

The petitioner challenged the grant of its patent application, arguing that it was prevented from filing a necessary divisional application due to the timing of the grant. The petitioner claimed diligent efforts and intent to file the division before the grant. However, the court dismissed the petition, holding that the Petitioner attempted to file the divisional application after the grant date.

patent defendant favorable · Jan 28, 2026

Canva Pty Ltd & Ors. v.Rxprism Health Systems Private Limited & Anr.

Delhi High Court · FAO(OS) (COMM) 211/2023

Canva appealed a single judge's decision that had granted an interim injunction against its 'Present and Record' feature, alleging infringement of Rxprism Health Systems Private Limited's Indian Patent No. 360726. The appeal challenged the finding of infringement and the direction to deposit Rs. 50 lakhs as security.

trademark defendant favorable · Jan 27, 2026

Rexcin Pharmaceuticals P Ltd v.Rekin Pharma P Ltd & Anr.

Delhi High Court · CS(COMM) 142/2023

Rexcin Pharmaceuticals filed a suit seeking permanent injunction against Rekin Pharma regarding trademark infringement, passing off, and domain name misuse. The core dispute revolved around the similarity between 'REXCIN' (Petitioner) and 'REKIN-SP' (Respondent), particularly concerning pharmaceutical goods in Class 5. The court dismissed the interim injunction application, finding that the Petitioner failed to establish continuous use of REXCIN as a source identifier for Class 5 products.

patent defendant favorable · Jan 17, 2026

Hirotsu Bio Science Inc v.Assistant Controller Of Patents And Designs

Delhi High Court · C.A.(COMM.IPD-PAT) 45/2023

Hirotsu Bio Science Inc appealed the rejection of its patent application for a cancer detection method using nematode olfaction. The Appellant argued that the invention was merely a detection method (in vitro) and not a diagnosis, despite descriptive language in the specification. However, the High Court upheld the original order, finding that the claimed method functioned as a diagnostic method under Section 3(i) of the Act.

patent defendant favorable · Jan 16, 2026

Vishal Choudhary v.SNPC Machines Private Limited

Delhi High Court · FAO(OS) (COMM) 64/2024

Vishal Choudhary appealed an order that restrained him from manufacturing and selling subject brick-making machines, which were patented by SNPC Machines Pvt. Ltd. The appeal primarily raised issues of territorial jurisdiction and the merits of patent infringement. The court dismissed the appeal, upholding the injunction in favor of the plaintiff (SNPC).

patent defendant favorable · Dec 2, 2025

Novo Nordisk As v.Dr. Reddys Laboratories Limited & Anr.

Delhi High Court · CS(COMM) 565/2025

Novo Nordisk filed a suit alleging infringement of its patent (IN'697) covering Semaglutide, a GLP-1 analogue used for diabetes and obesity. The Plaintiff sought an interim injunction to restrain the Defendants from importing or dealing in the compound. The Court ultimately dismissed the application, finding that the Plaintiff failed to establish a prima facie case for the grant of relief.

patent defendant favorable · Nov 24, 2025

Amylin Pharmaceuticals, Llc And Anr v.Assistant Controller Of Patents And Designs

Delhi High Court · C.A.(COMM.IPD-PAT) 76/2022

Amylin Pharmaceuticals appealed the Assistant Controller's rejection of its patent application for 'RELEASE FORMULATIONS USING NON-AQUEOUS CARRIERS'. The appeal challenged the finding that the invention lacked inventive step and fell under Section 3(d).

patent defendant favorable · Nov 18, 2025

Aqualite Industries Private Limited v.Relaxo Footwears Limited

Delhi High Court · FAO(OS)(IPD) 1/2022

This appeal before the Delhi High Court concerned allegations that Aqualite Industries was infringing on Relaxo Footwears' registered designs for hawai slippers. Relaxo had secured an interim injunction against Aqualite, which challenged this order. The court examined whether Aqualite's products were identical to the protected designs and whether the registrations themselves were invalid due to prior art or lack of novelty. Ultimately, the High Court upheld the Single Judge's decision, finding that the suit designs possessed novelty and that Aqualite was infringing Relaxo's registered design.

patent defendant favorable · Nov 17, 2025

FMC Corporation & Ors. v.Natco Pharma Limited

Delhi High Court · CS(COMM) 607/2024

The plaintiffs, FMC Corporation & Ors., filed an application seeking an interim injunction against Natco Pharma Limited, alleging infringement of their patented Compound of Formula 3 (IN'645). The suit was a quia timet action concerning the product 'Cyantraniliprole 10.26% OD'. Despite the defendant having already launched the product, the Delhi High Court dismissed the application for an interim injunction. The court found that the plaintiffs failed to establish a prima facie case and noted that damages could be compensable at trial.

patent defendant favorable · Nov 4, 2025

Quantum Hi-Tech Merchandising Pvt. Ltd. v.LG Electronics India Pvt. Ltd. & Ors.

Delhi High Court · FAO (COMM) 22/2022

The Delhi High Court dismissed the appeal filed by Quantum Hi-Tech Merchandising Pvt. Ltd., upholding the Commercial Court's decision to deny an interim injunction against LG Electronics India Pvt. Ltd. The court found that the appellant failed to establish a prima facie case for infringement or passing off, particularly lacking evidence of market use and sufficient goodwill prior to the respondent's usage. Furthermore, the High Court noted the appellant's deliberate concealment of facts, leading it to decline interference in the appeal.

patent defendant favorable · Oct 13, 2025

Koninklijke Philips N.V. v.M. Bathla & Anr.

Delhi High Court · CS(COMM) 533/2018

Koninklijke Philips N.V. filed a suit alleging that M. Bathla & Anr. infringed its Indian Patent No. 175971, which covered a 'Digital Transmission System,' through the manufacturing and sale of VCD systems and media. The court examined whether the defendants' replication process utilized the patented technology. Ultimately, the Delhi High Court found that the suit patent did not cover the resultant VCD product or the specific replication process employed by the defendants. Consequently, the plaintiff failed to establish infringement and the suit was dismissed.

patent defendant favorable · Oct 9, 2025

Sequenom Inc v.The Controller Of Patents

Delhi High Court · C.A.(COMM.IPD-PAT) 13/2022 & C.A.(COMM.IPD-PAT) 448/2022

Sequenom Inc appealed the Assistant Controller's refusal to grant two patent applications related to methylation-based enrichment of fetal nucleic acid for non-invasive prenatal diagnoses. The core issue was whether this diagnostic process, conducted in a laboratory setting, fell under the exclusion of methods for diagnosis under Section 3(i) of the Patents Act, 1970.

patent defendant favorable · Oct 9, 2025

Natera Inc And Anr v.The Assistant Controller Of Patents And Designs

Delhi High Court · C.A.(COMM.IPD-PAT) 16/2023

Natera Inc appealed the refusal of its patent application for 'Methods for Lung Cancer Detection'. The refusal was based on the grounds that the methods were not patentable under Section 3(i) as they related to diagnosis/treatment, and certain claims violated Section 59. The High Court upheld the refusal.

patent defendant favorable · Oct 9, 2025

F. Hoffmann-La Roche Ag v.Natco Pharma Limited

Delhi High Court · FAO(OS) (COMM) 43/2025

F. Hoffmann-La Roche appealed a single judge's decision that dismissed its application for an injunction against Natco Pharma Limited, which was manufacturing and selling Risdiplam. The core dispute centered on whether the species patent (IN 3343971) covering compounds for Spinal Muscular Atrophy was infringed by Risdiplam, or if the claims were obvious based on prior art disclosures in a genus patent (WO'916/US'955).

patent defendant favorable · Sep 26, 2025

Helsinn Healthcare Sa v.Aet Laboratories Private Limited & Anr

Delhi High Court · CS(COMM) 1188/2024

The suit was filed by Helsinn Healthcare Sa seeking permanent injunction against Aet Laboratories Private Limited and others for infringing its patent IN 426553, which covers compositions for treating chemotherapy induced nausea and vomiting. The court ultimately vacated the existing ad interim injunction, finding that the plaintiff failed to establish territorial jurisdiction or a prima facie case.

patent defendant favorable · Sep 26, 2025

Honasa Consumer Limited v.Cloud Wellness Private Limited & Anr.

Delhi High Court · CS(COMM) 483/2025

Honasa Consumer Limited sought an interim injunction against Cloud Wellness Private Limited, alleging infringement of its trade dress and passing off. The Delhi High Court dismissed the application, noting that the issues of originality, prior use, and distinctiveness of the 'Subject Trade Dress' are complex factual questions requiring a full trial. Given the prolonged market co-existence between both parties, the court found no compelling case for granting an immediate injunction.

patent defendant favorable · Sep 16, 2025

Novartis Ag v.Controller Of Patents And Designs & Anr.

Delhi High Court · W.P.(C)-IPD 50/2025 & CM 209-210/2025 (and connected matters)

Novartis Ag challenged the Controller's orders that deferred and then reserved decisions regarding post-grant opposition proceedings, specifically concerning a request for cross-examination of the opponent's experts in relation to Patent IN'518. The court dismissed the writ petitions, finding no merit in the Petitioner's plea and noting that the Petitioner had waived their right to cross-examine by conscious election.

patent defendant favorable · Sep 11, 2025

Saint Gobain Glass France v.Assistant Controller Of Patents And Designs & Anr.

Delhi High Court · C.A.(COMM.IPD-PAT) 13/2024 with I.A. 8216/2024

Saint Gobain Glass France appealed the refusal of its patent application (No. 201717045317), titled 'Material comprising a stack of thin layers', by the Assistant Controller of Patents and Designs. The refusal was based on lack of inventive step and non-patentability under Section 3(d). The High Court upheld the Controller's decision, finding that the claimed invention lacked technical advancement over prior art.

patent defendant favorable · Aug 22, 2025

Sushil Kumar T/A Da Polo & Anr. v.The Polo/ Lauren Company L.P.

Delhi High Court · CM(M)-IPD 31/2025 & CM 180/2025

This appeal challenged a lower court's decision that rejected an application to dismiss a suit based on lack of jurisdiction. The respondent, holding registered trademarks like POLO, sued the petitioners (Da Polo) for infringement and passing off related to their use of similar marks online. The Delhi High Court upheld the Commercial Court's order, finding that since both parties were conducting business through interactive websites and e-commerce platforms within the court's jurisdiction, a valid cause of action existed.

patent defendant favorable · Jul 23, 2025

F- Hoffmann -La Roche Ag & Anr v.Zydus Lifesciences Limited

Delhi High Court · CS(COMM) 159/2024

The suit was filed seeking permanent injunction against infringement of two Indian patents related to Pertuzumab (Perjeta). The plaintiffs alleged that the defendant was manufacturing and selling a competing version. However, the court found that the plaintiffs failed to conduct necessary analytical characterization or reverse engineering of the defendant's product as required under Section 104A.

trademark defendant favorable · Jul 9, 2025

M/S Sita Ram Iron Foundry And Engineering Works v.Hindustan Technocast (P) Ltd.

Delhi High Court · C.O. (COMM.IPD-TM) 150/2021

The Delhi High Court dismissed a rectification petition filed by M/S Sita Ram Iron Foundry against Hindustan Technocast regarding the trademark 'BADAL'. The petitioner alleged that the respondent's registration was obtained through fraud and fabricated documents. However, the court held that while anomalies in the respondent's documentation were noted, the petitioner failed to establish the veracity of their claims on the face of it. Consequently, the cancellation of the long-standing mark could not be granted without a thorough evidentiary test before the Trial Court.

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