A utility patent is available to those who invent or significantly improve all but which of the following?
A) A mechanical invention.
B) A process.
C) The design for an article.
D) Composition of matter.

Question

Quizplus · Accepted Answer

A utility patent is available for mechanical inventions, processes, and compositions of matter, but design patents are available for the design of an article.

A Utility Patent Is Available to Those Who Invent or Significantly