There is generally lack of research conducted as it is time-consuming but, it will be of great trouble if without research you carry on your registration process and thereafter it is being objected by the TM officers for clashing with the existing marks.
Eligibility for Filing International Trademark The applicant must meet at least one of the following eligibility criterion: The applicant must be national of India.
It is also needed to be used or proposed to be utilized as a mark on related products and services and also a person who is to be given right to publish mark with or without being identified.