. "108349681"^^ . "the government bureau in the Department of Commerce that keeps a record of patents and trademarks and grants new ones"@en-us . . "Patent Office"@en-us . . . . . . "08349681-n"^^ . "Patent and Trademark Office Database"^^ . . "Patent and Trademark Office Database"@en-us . . "0"^^ . "107842048"@en-us . . "0"^^ . . . .