Granted Patent
Utility
US 5,634,883 · App. 08/452,152
Apparatus for peritoneal retraction
Inventors:
Albert K. Chin, Frederic H. Moll
Patented Case
View Patent ↗
Granted: Jun 3, 1997
Filed: May 26, 1995
Inventors
Albert K. Chin
Frederic H. Moll
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.