Relevant Art Law and Legal Definition

Relevant art refers to an art, whereby, one can reasonably be expected to look for a solution to the problem that a patented device attempts to solve. Relevant art includes not only knowledge about a problem in a particular industry, but also knowledge accumulated in scientific fields whose techniques accumulated in scientific fields whose techniques have been commonly emplyed to solve similar problems. Relevant art is also known as pertinent art.

In Bally Mfg. Corp. v. D. Gottlieb & Co., 1984 U.S. Dist. LEXIS 18103 (N.D. Ill. Mar. 29, 1984), it was held that the relevant art is determined by the nature of the problem whose solution is sought.