Granted Patent
Utility
US 4,877,804 · App. 07/176,297
Thiadiazole derivative, and insecticidal and miticidal composition containing the derivative as the effective ingredient
Inventors:
Susumu Matsumoto, Hiroki Ohta, Masahiro Yamada, Yoshiaki Higashino, Toshiki Fukuchi
Patented Case
View Patent ↗
Granted: Oct 31, 1989
Filed: Mar 31, 1988
Inventors
Susumu Matsumoto
Hiroki Ohta
Masahiro Yamada
Yoshiaki Higashino
Toshiki Fukuchi
Assignee (at issue)
Mitsubishi Chemical Industries, Ltd.
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.