Granted Patent
Utility
US 5,643,178 · App. 08/452,066
Method for peritoneal retration
Inventors:
Frederic H. Moll, Albert K. Chin
Patented Case
View Patent ↗
Granted: Jul 1, 1997
Filed: May 26, 1995
Inventors
Frederic H. Moll
Albert K. Chin
Assignee (at issue)
Origin Medsystems, 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.