Granted Patent
Utility
US 5,042,234 · App. 07/410,333
Collagen film and netting packaging system and method
Inventors:
Alfred J. Evans, Frances Sarginger
Patented Case
View Patent ↗
Granted: Aug 27, 1991
Filed: Sep 20, 1989
Inventors
Alfred J. Evans
Frances Sarginger
Assignee (at issue)
Delaware Capital Formation, 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.