Tag: u.s. patent & trademark office - WTOP News

Apple files patent for its latest invention — a paper bag

Credit: (U.S. Patent & Trademark Office)

Apple files patent for its latest invention — a paper bag

More u.s. patent & trademark office

Apple files patent for its latest invention — a paper bag

Apple files patent for its latest invention — a paper bag

Log in to your WTOP account for notifications and alerts customized for you.