Granted Patent
Utility
US 5,965,557 · App. 09/167,566
Method for prophylaxis and treatment of irritable bowel syndrome
Inventors:
Kiyoshi Asano, Shigemi Kino, Hiroshi Yasumatsu
Patented Case
View Patent ↗
Granted: Oct 12, 1999
Filed: Oct 7, 1998
Inventors
Kiyoshi Asano
Shigemi Kino
Hiroshi Yasumatsu
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.