Granted Patent
Utility
US 5,264,276 · App. 08/001,351
Chemically protective laminate
Inventors:
Gordon L. McGregor, Richard Winkelmayer, Jr.
Patented Case
View Patent ↗
Granted: Nov 23, 1993
Filed: Jan 7, 1993
Inventors
Gordon L. McGregor
Richard Winkelmayer, Jr.
Assignee (at issue)
W. L. Gore & Associates, 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.