Granted Patent
Utility
US 5,952,316 · App. 08/911,602
2-amino-1,3-propanediol compound and immunosuppressant
Inventors:
Tetsuro Fujita, Shigeo Sasaki, Masahiko Yoneta, Tadashi Mishina, Kunitomo Adachi, Kenji Chiba
Patented Case
View Patent ↗
Granted: Sep 14, 1999
Filed: Aug 14, 1997
Inventors
Tetsuro Fujita
Shigeo Sasaki
Masahiko Yoneta
Tadashi Mishina
Kunitomo Adachi
Kenji Chiba
Assignees (at issue)
Yoshitomi Pharmaceutical Industries, Ltd.
Kabushiki Kaisha Taito
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.