Granted Patent
Utility
US 6,825,192 · App. 09/913,444
Heterodiazinone derivatives
Inventors:
Koichi Ito, Noritaka Kitazawa, Satoshi Nagato, Akiharu Kajiwara, Tatsuto Fukushima, Shinji Hatakeyama, Takahisa Hanada, Masataka Ueno, Kohshi Ueno, Koki Kawano
Patented Case
View Patent ↗
Granted: Nov 30, 2004
Filed: Aug 15, 2001
Inventors
Koichi Ito
Noritaka Kitazawa
Satoshi Nagato
Akiharu Kajiwara
Tatsuto Fukushima
Shinji Hatakeyama
Takahisa Hanada
Masataka Ueno
Kohshi Ueno
Koki Kawano
Assignee (at issue)
Eisai Inc.
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.