The one-year "on sale" doctrine is also called the:
A) public sale doctrine.
B) public utilization doctrine.
C) public application doctrine.
D) public exercise doctrine.
E) public use doctrine.

Question

Quizplus · Accepted Answer

The "on sale" doctrine is also known as the "public use" doctrine, which refers to the principle that an invention cannot be patented if it has been in public use or on sale for more than one year prior to the patent application.

The One-Year "On Sale" Doctrine Is Also Called The