Granted Patent
Utility
US 4,448,911 · App. 06/484,124
Aqueous epoxy sizing composition for glass fibers and fibers sized therewith
Inventors:
Richard M. Haines, Robert Wong
Patented Case
View Patent ↗
Granted: May 15, 1984
Filed: Apr 12, 1983
Inventors
Richard M. Haines
Robert Wong
Assignee (at issue)
Owens-Corning Fiberglas Corp.
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.