Granted Patent
Utility
US 6,509,468 · App. 09/807,421
Vitreous form of known bradykinin antagonist
Inventors:
Norio Ohnishi, Osamu Aoki, Atsuo Ohike, Kazuto Okimoto, Hiroshi Ishikuro
Patented Case
View Patent ↗
Granted: Jan 21, 2003
Filed: Apr 20, 2001
Inventors
Norio Ohnishi
Osamu Aoki
Atsuo Ohike
Kazuto Okimoto
Hiroshi Ishikuro
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.