Granted Patent
Utility
US 4,974,604 · App. 07/272,666
Surgical drape with fluid collection system
Inventor:
H. Krzewinski Morris
Patented Case
View Patent ↗
Granted: Dec 4, 1990
Filed: Nov 17, 1988
Inventor
H. Krzewinski Morris
Assignee (at issue)
Johnson & Johnson Medical GMBH
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.