Granted Patent
Utility
US 5,484,656 · App. 08/007,407
Chemical treatment for fibers and reinforcement for polymer matrices resulting in good solvent resistance
Inventors:
Robert Swisher, Peter C. Gaa, James W. Kasunic
Patented Case
View Patent ↗
Granted: Jan 16, 1996
Filed: Jan 22, 1993
Inventors
Robert Swisher
Peter C. Gaa
James W. Kasunic
Assignee (at issue)
PPG Industries, 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.