Granted Patent
Utility
US 6,713,628 · App. 10/295,897
Process for preparing pharmacologically acceptable salt of N-(1(S)-ethoxycarbonyl-3-phenylpropyl)-L-alanyl-amino acid
Inventors:
Yasuyoshi Ueda, Koichi Kinoshita, Tadashi Moroshima, Yoshifumi Yanagida, Yoshihide Fuse
Patented Case
View Patent ↗
Granted: Mar 30, 2004
Filed: Nov 18, 2002
Inventors
Yasuyoshi Ueda
Koichi Kinoshita
Tadashi Moroshima
Yoshifumi Yanagida
Yoshihide Fuse
Assignee (at issue)
KANEKA CORPORATION
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.