Granted Patent
Utility
US 5,972,330 · App. 09/043,905
Poison baits containing N-phenyl or N-pyridyl pyrazoles for controlling insect pests
Inventors:
Masaaki Sugiura, Takashi Sugiyama
Patented Case
View Patent ↗
Granted: Oct 26, 1999
Filed: Aug 24, 1998
Inventors
Masaaki Sugiura
Takashi Sugiyama
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.