Granted Patent
Utility
US 4,897,396 · App. 07/202,770
2-phenylamino pyrimidine derivatives and their uses as microbicides
Inventor:
Adolf Hubele
Patented Case
View Patent ↗
Granted: Jan 30, 1990
Filed: Jun 3, 1988
Inventor
Adolf Hubele
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.