Granted Patent
Utility
US 5,405,828 · App. 08/186,134
Tetrahydrofuran derivative and herbicide containing the same as active ingredient
Inventors:
Natsume Bunji, Kyomura Nobuo, Suzuki Seiichi, Takahashi Yoji, Jikihara Tetsuo
Patented Case
View Patent ↗
Granted: Apr 11, 1995
Filed: Jan 25, 1994
Inventors
Natsume Bunji
Kyomura Nobuo
Suzuki Seiichi
Takahashi Yoji
Jikihara Tetsuo
Assignee (at issue)
Mitsubishi Kasei Corporation
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.