10. Complete the text with the derivatives of the words on the right. What is a patent? It is an ... between the government and the inventor. The government agrees that no one but the inventor will be allowed to manufacture, use or sell his ... for a period of time without the inventors ... . In return, the inventor files his new ... in the patent office so that everyone may benefit from it. The main principle of giving patents is based on two questions: "Is this thing ...?" and "Is ot new?" ... for the patent must be made by the inventor, who also gives a written ... and ... of the invention. Government patent ...s decide its patentability. Once the patent is given, it becomes the inventors own property. Agree Invent Permit Discover Use Apply Desribe, draw Examine

Agreement
Invention
permission
Discovery
Useable
Application
description
drawing
Examiners