Granted Patent
Utility
US 5,712,317 · App. 08/475,475
Curable, sprayable compositions for reinforcing thin rigid plates
Inventors:
Joseph M. Makhlouf, John R. Schneider
Patented Case
View Patent ↗
Granted: Jan 27, 1998
Filed: Jun 7, 1995
Inventors
Joseph M. Makhlouf
John R. Schneider
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.