Granted Patent
Utility
US 4,881,966 · App. 07/178,805
Use of quinoline derivatives for the protection of cultivated plants
Inventors:
Andreas Nyffeler, Adolf Hubele
Patented Case
View Patent ↗
Granted: Nov 21, 1989
Filed: Mar 30, 1988
Inventors
Andreas Nyffeler
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.