Granted Patent
Utility
US 4,545,811 · App. 06/401,583
N-Phenylsulfonyl-N'-triazinyl-ureas
Inventors:
Willy Meyer, Werner Fory
Patented Case
View Patent ↗
Granted: Oct 8, 1985
Filed: Jul 26, 1982
Inventors
Willy Meyer
Werner Fory
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.