Granted Patent
Utility
US 5,296,160 · App. 07/734,708
Aqueous dispersions of blocked polyisocyanates
Inventors:
Robin E. Tirpak, James W. Rosthauser
Patented Case
View Patent ↗
Granted: Mar 22, 1994
Filed: Jul 23, 1991
Inventors
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.