Granted Patent
Utility
US 5,219,868 · App. 07/802,092
Imidazolidine derivatives, preparation thereof, insecticides containing same as an effective ingredient and intermediates therefor
Inventors:
Kenji Kodaka, Katsutoshi Kinoshita, Michihiko Nakaya, Koichi Ebihara, Shirou Shiraishi, Eiichi Yamada, Satoshi Numata
Patented Case
View Patent ↗
Granted: Jun 15, 1993
Filed: Dec 4, 1991
Inventors
Kenji Kodaka
Katsutoshi Kinoshita
Michihiko Nakaya
Koichi Ebihara
Shirou Shiraishi
Eiichi Yamada
Satoshi Numata
Assignee (at issue)
Mitsui Toatsu Chemicals, Incorporated
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.