Granted Patent
Utility
US 5,006,577 · App. 07/259,958
Stabilization of ambient cured coatings with N-hydroxy hindered amines
Inventors:
Rudolf A. Behrens, Andrew Mar
Patented Case
View Patent ↗
Granted: Apr 9, 1991
Filed: Oct 19, 1988
Inventors
Rudolf A. Behrens
Andrew Mar
Assignee (at issue)
Ciba-Geigy
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.