Granted Patent
Utility
US 4,254,771 · App. 05/936,822
Folded top urine bag with elongated stiffening panel
Inventor:
Claude Vidal
Patented Case
View Patent ↗
Granted: Mar 10, 1981
Filed: Aug 25, 1978
Inventor
Claude Vidal
Assignee (at issue)
American Hospital Supply Corp.
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.