Granted Patent
Utility
US 4,595,632 · App. 06/577,300
Fluorocarbon grafting of polymeric substrates
Inventors:
Kenneth G. Mayhan, Robert Allen Janssen, Roger Drake
Patented Case
View Patent ↗
Granted: Jun 17, 1986
Filed: Feb 6, 1984
Inventors
Kenneth G. Mayhan
Robert Allen Janssen
Roger Drake
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.