Granted Patent
Utility
US 4,801,633 · App. 07/094,161
Salt resistant polyamide composition
Inventors:
Charles D. Mason, Paul G. Galanty, Elmer D. Jones
Patented Case
View Patent ↗
Granted: Jan 31, 1989
Filed: Sep 8, 1987
Inventors
Charles D. Mason
Paul G. Galanty
Elmer D. Jones
Assignee (at issue)
AlliedSignal, 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.