Granted Patent
Utility
US 6,562,375 · App. 09/629,405
Stable pharmaceutical composition for oral use
Inventors:
Kazuhiro Sako, Toyohiro Sawada, Keiichi Yoshihara, Tatsunobu Yoshioka, Shunsuke Watanabe
Patented Case
View Patent ↗
Granted: May 13, 2003
Filed: Aug 1, 2000
Inventors
Kazuhiro Sako
Toyohiro Sawada
Keiichi Yoshihara
Tatsunobu Yoshioka
Shunsuke Watanabe
Assignee (at issue)
Yamanouchi 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.