The United States Patent and Trademark Office (PTO) is an agency in the United States Department of Commerce that provides patent and trademark protection to inventors and businesses for their inventions and corporate and product identification.
The mission of the PTO is to promote "industrial and technological progress in the United States and strengthen the national economy by:
Administering the laws relating to patents and trademarks.
... which boosts their energy level to a higher level using a second solar photon. The highly excited electrons are transferred to the primary acceptor protein, but this ...