Granted Patent
Utility
US 6,399,567 · App. 09/308,218
Cyclic hexapeptides having antibiotic activity
Inventors:
Ryuichi Kanasaki, Shigehiro Takase, Michizane Hashimoto, Hiroshi Hatanaka, Kazutoshi Sakamoto, Seiji Hashimoto, Nobuyuki Shiraishi, Hidenori Ohki, Kohji Kawabata
Patented Case
View Patent ↗
Granted: Jun 4, 2002
Filed: Jun 16, 1999
Inventors
Ryuichi Kanasaki
Shigehiro Takase
Michizane Hashimoto
Hiroshi Hatanaka
Kazutoshi Sakamoto
Seiji Hashimoto
Nobuyuki Shiraishi
Hidenori Ohki
Kohji Kawabata
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.