Patents Act, 1970
6. Persons entitled to apply for patents
(1) Subject to the provisions contained in section 134, an application for a patent for an invention may be made by any of the following persons, that is to say,-
(a) by any person claiming to be the true and first investor of the invention;
(b) by any person being the assignee of the person claiming to be the true and first inventor in respect of the right to make such an application;
(c) by the legal representative of any deceased person who immediately before his death was entitled to make such an application.
(2) An application under sub-section (1) may be made by any of the persons referred to therein either alone or jointly with any other person.