U.S. appeals court to decide on stealth patent

The U.S. Court of Appeal will soon decide if Zoltek Corp.’s patent to make carbon-fiber sheet products more resistant to electricity was infringed by the Pentagon during the production of the B-2 and F-22.

B-2 deployment: Teamwork, Sorties, Success
U.S. Air Force photo by Senior Airman Joseph A. Pagán Jr.

Zoltek owns a patent applied for in 1984 and issued in 1988 which it said was crucial in keeping both aircraft stealthy.

[thumb]http://www.bloomberg.com/news/articles/2016-02-19/who-invented-stealth-court-revives-1996-suit-against-pentagon[/thumb]