Granted Patent
Utility
US 4,804,400 · App. 07/092,793
N-phenyl-maleimides and herbicidal and plant growth regulating methods of use thereof
Inventors:
Hans Moser, Georg Pissiotas, Hans-Georg Brunner, Beat Bohner, Marcus Baumann
Patented Case
View Patent ↗
Granted: Feb 14, 1989
Filed: Sep 3, 1987
Inventors
Hans Moser
Georg Pissiotas
Hans-Georg Brunner
Beat Bohner
Marcus Baumann
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.