Granted Patent
Utility
US 4,553,963 · App. 06/610,681
Roller clamp controller
Inventor:
Harvey Theodore Young
Patented Case
View Patent ↗
Granted: Nov 19, 1985
Filed: May 16, 1984
Inventor
Harvey Theodore Young
Assignee (at issue)
American Hospital Supply Corp.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.