Phil invents new Web site design software and applies for a patent.If Phil is granted a patent,his invention will be protected
A)for ten years.
B)for twenty years.
C)for the life of the inventor plus seventy years.
D)forever.

Question

Quizplus · Accepted Answer

A patent grants exclusive rights to an inventor for a period of 20 years from the filing date of the patent application. After the 20-year period, the invention falls into the public domain and can be used by anyone without permission or payment to the original inventor.

Phil Invents New Web Site Design Software and Applies for a Patent.If