Granted Patent
Utility
US 5,677,316 · App. 08/473,357
8-methoxy-quinolonecarboxylic acid derivatives
Inventors:
Hideki Ao, Tsuyoshi Kuroda, Kazuyuki Kawasaki, Akihiko Moriguchi, Yoshifumi Ikeda, Shin-ichi Uesato
Patented Case
View Patent ↗
Granted: Oct 14, 1997
Filed: Jun 7, 1995
Inventors
Hideki Ao
Tsuyoshi Kuroda
Kazuyuki Kawasaki
Akihiko Moriguchi
Yoshifumi Ikeda
Shin-ichi Uesato
Assignee (at issue)
Yoshitomi Pharmaceutical Industries, 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.