Granted Patent
Utility
US 5,869,050 · App. 08/015,147
Methods of blocking T-cell activation using anti-B7 monoclonal antibodies
Inventors:
Mark de Boer, Leah B. Conroy
Patented Case
View Patent ↗
Granted: Feb 9, 1999
Filed: Feb 9, 1993
Inventors
Mark de Boer
Leah B. Conroy
Assignee (at issue)
Chiron 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.