Granted Patent
Utility
US 5,489,481 · App. 08/364,565
Crystalline polyesters
Inventors:
William G. Hager, John D. Rinehart, James V. Gauchel, Edward L. Wilson
Patented Case
View Patent ↗
Granted: Feb 6, 1996
Filed: Dec 27, 1994
Inventors
William G. Hager
John D. Rinehart
James V. Gauchel
Edward L. Wilson
Assignee (at issue)
Owens-Corning Fiberglas Technology, 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.