No, it is not mandatory to register a trademark to use it in India. However, registering a trademark provides several significant benefits and legal protections that are unavailable to unregistered trademarks. Key Points: Unregistered Trademark: You can use a trademark without registering it in India. Protection is available under common law through the principle of passing off. This allows the owner of an unregistered trademark to take legal action if someone misuses the mark and causes confusion or damage to their business reputation. However, proving ownership and reputation can be challenging in disputes. Registered Trademark: Registering a trademark under the Trade Marks Act, 1999, grants the owner exclusive rights to use the mark for the goods or services it represents. A registered trademark holder can initiate legal proceedings for infringement, which is easier to prove compared to a passing-off claim. Registration provides nationwide protection, making it simpler to prevent misuse. Benefits of Registration: Exclusive Rights: You get the exclusive right to use the trademark in India for the specified goods or services. Legal Protection: It is easier to take legal action against infringement. Brand Value: Registration enhances the credibility and value of your brand. Public Notice: A registered trademark is listed in the public database, informing others of your ownership and discouraging potential misuse. Trademark Symbol Usage: ™ (TM): Can be used with unregistered trademarks to indicate that the mark is being claimed as a trademark. ® (R): Can only be used after the trademark is officially registered in India. Summary: While using a trademark in India does not require registration, registering it offers stronger legal protection, exclusive rights, and easier enforcement against misuse or infringement.