Granted Patent
Utility
US 5,453,545 · App. 08/287,733
Herbicide intermediate o-nitrophenyl cyclopropyl ketone and a method for the preparation thereof
Inventors:
Marco Burello, Jeffrey G. Stack, David A. Cortes
Patented Case
View Patent ↗
Granted: Sep 26, 1995
Filed: Aug 9, 1994
Inventors
Marco Burello
Jeffrey G. Stack
David A. Cortes
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.