Granted Patent
Utility
US 4,933,381 · App. 07/090,309
Resin compatible size composition for small diameter glass fibers
Inventor:
Thomas P. Hager
Patented Case
View Patent ↗
Granted: Jun 12, 1990
Filed: Aug 27, 1987
Inventor
Thomas P. Hager
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.