Granted Patent
Utility
US 5,944,322 · App. 08/798,778
Combination graphite foil and metal sealing gasket
Inventors:
Shane J. Coff, Alan C. Bettencourt, Rodney A. Chambers
Patented Case
View Patent ↗
Granted: Aug 31, 1999
Filed: Feb 11, 1997
Inventors
Shane J. Coff
Alan C. Bettencourt
Rodney A. Chambers
Assignee (at issue)
Parker-Hannifin Corporation
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.