Granted Patent
Utility
US 5,428,003 · App. 08/152,799
Aryloxy benzotriazole herbicidal agents and methods for the preparation thereof
Inventors:
Donald R. Nielsen, Thomas Andrew Lies
Patented Case
View Patent ↗
Granted: Jun 27, 1995
Filed: Nov 15, 1993
Inventors
Donald R. Nielsen
Thomas Andrew Lies
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.