Granted Patent
Utility
US 4,638,804 · App. 06/744,832
Double-latched non-metallic, bio-compatible hemostatic clip
Inventor:
Stephen J. Jewusiak
Patented Case
View Patent ↗
Granted: Jan 27, 1987
Filed: Jun 14, 1985
Inventor
Stephen J. Jewusiak
Assignee (at issue)
Ethicon, 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.