(3) If the essential elements of a patent application have been obtained by the purported applicant from the
invention of another person (or from that other person's successor in title) without the consent of that
other person (or his said successor) both to the obtaining of those essential elements and to the filing of
the application, all rights in the application and in any patent granted in pursuance of it shall be deemed
to be transferred to that other person or his said successor, as the case may be.
(4) Where an invention is made in the course of employment or in the execution of a contract for the
performance of specified work, the right to a patent in the invention is vested in the employer or, as the
case may be, in the person who commissioned the work:
Provided that, where the inventor is an employee, then(a) if(i) his contract of employment does not require him to exercise any inventive activity but he has in
making the invention used data or means that his employment has put at his disposal, or
(ii) the invention is of exceptional importance, he is entitled to fair remuneration taking into account
his salary and the importance of the invention; and
(b) the entitlement in question is not modifiable by contract and may be enforced by civil proceedings.
(5) A person is not an inventor for the purposes of this section if he has merely assisted in doing work
connected with the development of an invention without contributing any inventive activity.
3.
(1) Every patent application(a) shall be made to the Registrar and shall contain(i) the applicant's full name and address and, if that address is outside Nigeria, an address for service
in Nigeria,
(ii) a description of the relevant invention with any appropriate plans and drawings,
(iii) a claim or claims, and
(iv) such other matter as may be prescribed; and
(b) shall be accompanied by(i) the prescribed fee,
(ii) where appropriate, a declaration signed by the true inventor requesting that he be mentioned as
such in the patent and giving his name and address, and
(iii) if the application is made by an agent, a signed power of attorney (so however that,
notwithstanding any rule of law, legalisation or certification of the signature of the power of
attorney shall be unnecessary).
(2) The description referred to in subsection (1)(a)(ii) of this section shall disclose the relevant invention in a
manner sufficiently clear and complete for the invention to be put into effect by a person skilled in the
art or field of knowledge to which the invention relates; and the claim or claims referred to in subsection
(1)(a)(iii) of this section shall define the protection sought and shall not go beyond the limits of the said
description.
(3) A patent application shall relate to only one invention, but may include in connection with that invention
(a) claims(i) for any number of products,