Granted Patent
Utility
US 6,273,824 · App. 09/314,965
Flexible diaphragm shaft coupling assembly
Inventors:
Steve D'Ercole, Charles A. Sakers
Patented Case
View Patent ↗
Granted: Aug 14, 2001
Filed: May 20, 1999
Inventors
Steve D'Ercole
Charles A. Sakers
Assignee (at issue)
KOP-Flex Inc.
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.