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Featured Case Studies

Explore landmark judgments and recent Intellectual Property disputes that continue to shape IP law and legal practice.

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Cadbury UK Limited & Anr. v. Lotte India Corporation Ltd. (2014)

This case concerned a dispute between Cadbury UK Limited and Cadbury India Limited, on one side, and Lotte India Corporation Ltd., on the other, over the trademark “Choclairs”, used for confectionery products. Cadbury claimed that the mark had a long-standing international reputation and that Lotte's use of “Lotte Choclairs” could mislead consumers. Lotte argued that its predecessor, Parrys Confectionery, had used the mark in India earlier. The Delhi High Court examined whether Cadbury's international reputation had extended to India and whether Lotte had established earlier, continuous use of the disputed mark. The Court continued the interim injunction restraining Lotte from using the disputed marks during the pendency of the suit. The case is important because it explains that an international trademark may receive protection in India through the law of passing off if the claimant establishes a sufficient reputation among Indian consumers, even without Indian registration of that mark.

Trademark • Court: High Court of Delhi, New Delhi Judge: Justice S. MuralidharRead More →
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Satyam Infoway Ltd. v. Siffynet Solutions Pvt. Ltd. (2004)

Short Overview Satyam Infoway Ltd. v. Siffynet Solutions Pvt. Ltd. (2004) is an important Supreme Court of India decision concerning the legal protection of internet domain names. Satyam Infoway was using the name “Sify” in connection with its internet-related business and had registered domain names incorporating that name. Sifynet Solutions later used domain names containing the similar word “Siffy”. Satyam Infoway argued that the similarity could confuse internet users and divert customers. The dispute reached the Supreme Court after the High Court interfered with the temporary injunction granted by the trial court. The Supreme Court held that domain names can possess characteristics of trademarks and that the principles of passing off can apply to domain-name disputes. The Court restored the trial court's temporary injunction in favour of Satyam Infoway. Key significance: The case demonstrates how trademark-related legal principles can protect business identity in the online environment, even where the dispute concerns domain names rather than a conventional physical business name.

Trademark • Supreme Court of India / Civil appellate jurisdictionRead More →
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Cadila Healthcare Ltd. v. Cadila Pharmaceuticals Ltd. Citation: (2001) 5 SCC 73 Subject: Trademark Law | Passing Off | Deceptive Similarity | Pharmaceutical Trademarks

Short Overview Cadila Healthcare Ltd. v. Cadila Pharmaceuticals Ltd. is a landmark Supreme Court judgment concerning passing off and deceptive similarity between pharmaceutical trademarks. Cadila Healthcare Ltd. was marketing an anti-malarial medicine under the trademark "FALCIGO", while Cadila Pharmaceuticals Ltd. subsequently marketed another anti-malarial medicine under the trademark "FALCITAB". Cadila Healthcare alleged that the two marks were deceptively similar and that the use of "FALCITAB" could cause confusion with "FALCIGO", particularly because both medicines were used for the treatment of Falciparum malaria. The Supreme Court emphasised that trademark disputes involving medicines require a stricter approach because confusion between medicinal products can have serious consequences for public health. The Court laid down important factors for determining deceptive similarity, including the nature of the marks, phonetic similarity, nature of goods, class of purchasers, purchasing method and other surrounding circumstances. Although the Supreme Court did not finally decide the merits of the passing-off dispute at that stage, it laid down principles that have become highly influential in pharmaceutical trademark disputes.

Trademark • Court: Supreme Court of India Jurisdiction: Civil Appellate JurisdictionRead More →
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Study Material

Learn Intellectual Property Law with curated notes, guides, reference materials, and other educational resources designed for students, researchers, and aspiring legal professionals.

October 25, 2026

Sample Notice of Opposition to Trademark Application in India: Legal Draft with Verification (Form TM-O)

Learn how to draft a trademark opposition notice in India through a hypothetical case study. This sample covers the parties' details, grounds of opposition, relevant legal provisions, prayer for relief, supporting documents, and verification clause under the Trade Marks Act, 1999, and Trade Marks Rules, 2017.

October 17, 2026

How to Register a Trademark in India: A Beginner's Guide

Learn how to register a trademark in India with this easy, 5-page guide. Understand trademark searches, classes, Form TM-A, application fees, examination, opposition, and registration through simple explanations and practical checklists.

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Latest Blog

Expert perspectives and practical advice to help safeguard your creative and technical assets.

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Trademark Objection in India: Reasons, Reply and Legal Procedure

Received a trademark objection in India? Learn why trademark applications get objected to, how to reply to an examination report, what documents may be required, and what happens after you submit your reply. A simple guide for entrepreneurs, students, and business owners.

Intellectual Property • 5 min read
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Word Mark vs. Logo Trademark: Which Should You Register?

Confused between registering a brand name or a logo? Learn the difference between word marks and logo trademarks in India, their benefits, and which option may be right for your business.

General • 3 min read
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How to Check Trademark Availability in India Before Applying

Want to register your brand name or logo? Learn how to check trademark availability in India using the official IP India database, search similar names, identify the correct trademark class, and avoid common mistakes before applying.

Intellectual Property • 4 min read
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Articles

Thorough legal research and deep dives into the mechanics of intellectual property protection.

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Why Should Businesses Register Their Trademarks? Understanding Legal Protection in India

September 23, 2026

Trademark registration is an important step in protecting a business's brand identity. It provides legal rights, strengthens protection against infringement and helps businesses build long-term brand value. This article explains the importance of trademark registration in India, the protection available under the Trade Marks Act, 1999, and the limitations that every business owner should understand.

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Daily Legal Content

Stay ahead of the curve with daily, easy to digest legal insights and video updates.

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Five special laws that'll make life Hell

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The Founder's Vision

"While building my journey in Intellectual Property Law, I realised that reliable and understandable legal knowledge can be difficult to access. Arshiv Legal is my effort to make IP law more accessible to students, researchers, innovators and businesses."

-Mr. Aryan Pandey
Mr. Aryan Pandey

Frequently Asked Questions

Find answers to common questions about Intellectual Property Law, our legal services, and the educational resources available on this platform.

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Intellectual Property (IP) refers to creations of the mind, such as inventions, literary and artistic works, designs, symbols, names, and images used in commerce. It is legally protected by patents, trademarks, and copyright.

Trademarks protect brand names, logos, and slogans. Patents protect new inventions and technical processes. Copyright protects original creative expressions such as writing, software code, music, and artworks.

Any individual, business, startup, NGO, or legal entity claiming to be the proprietor of a trademark used or proposed to be used can apply for registration.

In India, a trademark application generally takes between 6 to 12 months to complete registration if there are no objections or oppositions filed.

Yes, you can reach out through our contact page or schedule an advisory session directly to discuss your specific IP, filing, or dispute requirements.

Most of our curated legal notes, landmark summaries, and educational guides are freely available for students, researchers, and legal enthusiasts.