English

Definition of the Patent and Trademark Office from the Oxford Advanced Learner's Dictionary

 

the Patent and Trademark Office

 
BrE
 
,
 
; NAmE
 
,
 
 
jump to other results
the US government department (officially the United States Patent and Trademark Office) that is responsible for trademarks and patents (= official documents that give people the right to make, use or sell an invention, and stop other people from copying it). It is based in Virginia.