Granted Patent
Utility
US 4,865,030 · App. 07/006,730
Apparatus for removal of objects from body passages
Inventor:
Mark Polyak
Patented Case
View Patent ↗
Granted: Sep 12, 1989
Filed: Jan 21, 1987
Inventor
Mark Polyak
Assignee (at issue)
American Medical Systems, 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.