Granted Patent
Utility
US 6,734,198 · App. 10/030,361
Nematicidal trifluorobutenes
Inventors:
Yukiyoshi Watanabe, Koichi Ishikawa, Yuichi Otsu, Katsuhiko Shibuya, Takahisa Abe
Patented Case
View Patent ↗
Granted: May 11, 2004
Filed: Mar 5, 2002
Inventors
Yukiyoshi Watanabe
Koichi Ishikawa
Yuichi Otsu
Katsuhiko Shibuya
Takahisa Abe
Assignee (at issue)
Nihon Bayer Agrochem K. K.
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.