Granted Patent
Utility
US 4,777,294 · App. 07/039,278
N-substituted pseudo-aminosugars, their production and use
Inventors:
Satoshi Horii, Yukihiko Kameda, Hiroshi Fukase
Patented Case
View Patent ↗
Granted: Oct 11, 1988
Filed: Apr 17, 1987
Inventors
Satoshi Horii
Yukihiko Kameda
Hiroshi Fukase
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.