Granted Patent
Utility
US 5,656,572 · App. 08/463,844
Method of controlling weeds
Inventors:
Masuo Kuchikata, Erhard J. Prill, Ronald O. Richardson, Tatsuo Sato, John M. Surgant, Daniel R. Wright
Patented Case
View Patent ↗
Granted: Aug 12, 1997
Filed: Jun 5, 1995
Inventors
Masuo Kuchikata
Erhard J. Prill
Ronald O. Richardson
Tatsuo Sato
John M. Surgant
Daniel R. Wright
Assignee (at issue)
Monsanto 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.