Granted Patent
Utility
US 5,670,255 · App. 08/376,581
Antioxidant compositions for coating substrates, substrates coated with the same and methods for inhibiting the oxidation of such compositions applied to a substrate
Inventors:
Chester S. Temple, Luciano M. Parrinello
Patented Case
View Patent ↗
Granted: Sep 23, 1997
Filed: Jan 23, 1995
Inventors
Chester S. Temple
Luciano M. Parrinello
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.