Undue Experimentation: An amount of experimentation required to
practice a disclosed invention that would be unreasonable.
Unenforceable: A determination by a court that a patent cannot be
enforced against a party that would otherwise be infringing its claims, because
the patent is defective.
United States Code: The laws of the United States.
United States Patent and Trademark Office (USPTO): The agency of the
U.S. Federal Government responsible for administering the country's patent
system.
Unobvious: The state of a claimed invention's not being obvious to a
person having ordinary skill in the art to which the invention pertains.
Useful: Having some practical utility; fit for some desirable
practical or commercial purpose; one of the three requirements for patentability
under U.S. law.
USPTO (Patent and Trademark Office): The office of the U.S. Department
of Commerce that is responsible for examining and issuing patents.
Utility Model: A type of patent available in some countries that
requires less inventiveness than necessary to obtain a patent.
Utility Model: In some countries, a type of patent which is available
involving a simpler inventive step than that in a traditional patent. Such
patents generally have a shorter life.
Utility Patent: A patent that covers a technology.
Utility: Fitness for some desirable practical or commercial purpose.