Granted Patent
Utility
US 4,452,930 · App. 06/465,703
Curable compositions containing novel urethane curing agents
Inventor:
Thomas C. Moriarity
Patented Case
View Patent ↗
Granted: Jun 5, 1984
Filed: Feb 10, 1983
Inventor
Thomas C. Moriarity
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.