patent
noun
a document granting an inventor sole rights to an invention
Synonymspatent of inventionan official document granting a right or privilege
Synonymsletters patent
verb
obtain a patent for
“Should I patent this invention?”
grant rights to; grant a patent for
make open to sight or notice
“His behavior has patented an embarrassing fact about him”
adjective
(of a bodily tube or passageway) open; affording free passage
“patent ductus arteriosus”
clearly revealed to the mind or the senses or judgment
“the effects of the drought are apparent to anyone who sees the parched fields”
“evident hostility”
Source: WordNet 3.1, Princeton University