Granted Patent
Utility
US 4,923,911 · App. 07/285,678
Curable mixtures
Inventor:
Kurt Munk
Patented Case
View Patent ↗
Granted: May 8, 1990
Filed: Dec 16, 1988
Inventor
Kurt Munk
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.