Granted Patent
Utility
US 5,158,573 · App. 07/675,346
Injectable polymeric bodies
Inventor:
Eric Berg
Patented Case
View Patent ↗
Granted: Oct 27, 1992
Filed: Mar 22, 1991
Inventor
Eric Berg
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.