Granted Patent
Utility
US 5,449,777 · App. 08/270,066
Phenolic s-triazines
Inventor:
Rita Pitteloud
Patented Case
View Patent ↗
Granted: Sep 12, 1995
Filed: Jul 1, 1994
Inventor
Rita Pitteloud
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.