Granted Patent
Utility
US 6,656,905 · App. 09/806,500
Cyclic tetrapeptide compound and use thereof
Inventors:
Hiroaki Mori, Kazutoshi Sakamoto, Yasuhisa Tsurumi, Shigehiro Takase, Motohiro Hino
Patented Case
View Patent ↗
Granted: Dec 2, 2003
Filed: May 4, 2001
Inventors
Hiroaki Mori
Kazutoshi Sakamoto
Yasuhisa Tsurumi
Shigehiro Takase
Motohiro Hino
Assignee (at issue)
Fujisawa Pharmaceutical Co., 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.