Granted Patent
Utility
US 4,542,065 · App. 06/612,536
Chemically treated glass fibers and strands and dispersed products thereof
Inventor:
Peter C. Gaa
Patented Case
View Patent ↗
Granted: Sep 17, 1985
Filed: May 21, 1984
Inventor
Peter C. Gaa
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.