Granted Patent
Utility
US 6,066,597 · App. 09/361,906
Herbicidal 2-(hetero)aryloxy-6-arylpyridines and 2-aryl-4-(hetero)aryloxy-6-arylpyridines and 2-aryl-4-(hetero)aryloxypyrimidines
Inventors:
Axel Kleemann, Helmut Siegfried Baltruschat, Thekla Haselwander
Patented Case
View Patent ↗
Granted: May 23, 2000
Filed: Jul 27, 1999
Inventors
Axel Kleemann
Helmut Siegfried Baltruschat
Thekla Haselwander
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.