Granted Patent
Utility
US 5,807,804 · App. 08/801,598
Substituted pyridine herbicidal agents
Inventors:
Axel Kleemann, Helmut Siegfried Baltruschat
Patented Case
View Patent ↗
Granted: Sep 15, 1998
Filed: Feb 13, 1997
Inventors
Axel Kleemann
Helmut Siegfried Baltruschat
Assignee (at issue)
American Cyanamid Company
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.