Granted Patent
Utility
US 6,090,751 · App. 09/365,183
Emulsifiable concentrate comprising an insecticidal 1-arylpyrazole
Inventor:
Chiyu Roy Chen
Patented Case
View Patent ↗
Granted: Jul 18, 2000
Filed: Aug 2, 1999
Inventor
Chiyu Roy Chen
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.