Granted Patent
Utility
US 6,133,432 · App. 09/142,074
Processes for preparing pesticidal intermediates
Inventors:
David William Hawkins, David A. Roberts, John H. Wilkinson, Jean-Louis Clavel
Patented Case
View Patent ↗
Granted: Oct 17, 2000
Filed: Dec 1, 1998
Inventors
David William Hawkins
David A. Roberts
John H. Wilkinson
Jean-Louis Clavel
Assignee (at issue)
Rhone-Poulenc Agro
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.