Macleods Pharmaceuticals Ltd. Vs. Tidal Laboratories Pvt. Ltd. (2011) is a case on which subject of intellectual property rights?

Correct option is B

This case pertains to Trademark Law. The dispute involved allegations of passing off and trademark infringement by Tidal Laboratories. Macleods Pharmaceuticals, the plaintiff, claimed that Tidal used deceptively similar packaging, branding, and product names, which were likely to confuse the consumer and dilute the plaintiff’s brand reputation.
The court applied the test of deceptive similarity, which examines:
· The visual, phonetic, and structural similarity of the marks
· The nature of the goods
· The class of consumers targeted
· Likelihood of confusion in the minds of an average consumer
This aligns with the principles laid down in Cadila Healthcare Ltd. v. Cadila Pharmaceuticals Ltd. (2001) where the Supreme Court stressed on consumer protection in pharmaceutical trademarks.
Information Booster:
· Governed under Section 29 of the Trade Marks Act, 1999 (infringement) and common law of passing off.
· Passing off is a tortious remedy and can apply even without trademark registration.