Granted Patent
Utility
US 6,013,671 · App. 09/233,772
Synergistic insecticidal compositions
Inventors:
Dat Phat Le, Guy Smagghe
Patented Case
View Patent ↗
Granted: Jan 11, 2000
Filed: Jan 19, 1999
Inventors
Dat Phat Le
Guy Smagghe
Assignee (at issue)
Rohm and Haas 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.