Any trademark, which is identical or deceptively similar to an existing registered trademark or trademark for which application for registration has been made, cannot be registered. Also trademark that would likely cause deception or confusion or is offensive may not be registered. Geographical names, common names, common trade words and common abbreviation can also not be registered as a trademark.

Trademark applications are distinctive to the goods or services it is represents. Therefore, trademark applications are made under a "Class" of goods or service it represents. The trademark application will therefore be valid for the entire class of goods or service it represents.

No, trademark registered in India will be valid only in India. However, some countries use the trademark filing in India as a basis for registering the trademark in their country.

A copy of the trademark to be registered along with the address and identity proof of the trademark owner is required. In case of Company, the name of the Company along with its Certificate of Incorporation and Address proof is required.

Trademark application can be filed with the trademark registry in a matter of 1 - 3 days. However, it will typically take 6 to 24 months for the Trademark Registry to complete their formalities and provide registration for the trademark.

The TM mark can be used along with the trademark once the trademark application is filed with the Controller General of Patents Designs and Trademarks.

The ® mark can be used once the trademark application is approved by the Controller General of Patents Designs and Trademarks and trademark registration is provided.