Granted Patent
Utility
US 5,149,688 · App. 07/513,983
Methods, compounds, and compositions for immunosuppression
Inventors:
Dale Ando, Corey Levenson, Irwin Braude
Patented Case
View Patent ↗
Granted: Sep 22, 1992
Filed: Apr 24, 1990
Inventors
Dale Ando
Corey Levenson
Irwin Braude
Assignee (at issue)
Cetus 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.