Granted Patent
Utility
US 4,301,216 · App. 06/070,090
Nylon/san laminates
Inventor:
Thomas S. Grant
Patented Case
View Patent ↗
Granted: Nov 17, 1981
Filed: Aug 27, 1979
Inventor
Thomas S. Grant
Assignee (at issue)
Borg-Warner Chemicals, 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.