Granted Patent
Utility
US 4,143,006 · App. 05/758,254
Size composition for treating glass fibers for reinforcement of paper comprising starch, a polyolefin emulsion and lubricant
Inventor:
Gerald B. Workman
Patented Case
View Patent ↗
Granted: Mar 6, 1979
Filed: Jan 10, 1977
Inventor
Gerald B. Workman
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.