patent of invention patent office • patentor · · · Info · Definitions · Synonyms · Characters · · patent of invention · · Text Common · · Latin · · Scripts 19 · · Length 6 · · Syllables Definitions · · · (noun) a document granting an inventor sole rights to an invention. Synonyms: patent, patent of invention. · · Noun Definition 1 Synonyms · · · patent · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 f latin small letter f U+0066 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 t latin small letter t U+0074 v latin small letter v U+0076