Granted Patent
Utility
US 5,229,390 · App. 07/873,761
Physiologically active dietetic composition
Inventors:
Kou Moriyama, Kenji Sato
Patented Case
View Patent ↗
Granted: Jul 20, 1993
Filed: Apr 27, 1992
Inventors
Kou Moriyama
Kenji Sato
Assignee (at issue)
Takeda Chemical 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.