Longman Dictionary of Contemporary English homepage

Patent and Trademark Office, The
     
Patent and Trademark Office, The
the US government department that decides which new inventions can be given a Patent (=the right to make and sell a new invention). There is a similar department in the UK called the Patent Office.
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.
Dictionary pictures of the day
Do you know what each of these is called?
What is the word for picture 1? What is the word for picture 2? What is the word for picture 3? What is the word for picture 4?
Click on any of the pictures above to find out what it is called.

Explore our topic dictionary

Browse the dictionary