Granted Patent
Utility
US 5,157,074 · App. 07/734,384
Aqueous compositions containing an at least partially blocked polyisocyanates and a trimerization catalyst and coatings and binders prepared therefrom
Inventors:
Sidney H. Metzger, Robin E. Tirpak, James W. Rosthauser
Patented Case
View Patent ↗
Granted: Oct 20, 1992
Filed: Jul 23, 1991
Inventors
Sidney H. Metzger
Robin E. Tirpak
James W. Rosthauser
Assignee (at issue)
Miles 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.