Granted Patent
Utility
US 6,130,316 · App. 08/280,757
Fusion proteins of novel CTLA4/CD28 ligands and uses therefore
Inventors:
Gordon J. Freeman, Lee M. Nadler, Gary S. Gray, Edward A. Greenfield
Patented Case
View Patent ↗
Granted: Oct 10, 2000
Filed: Jul 26, 1994
Inventors
Gordon J. Freeman
Lee M. Nadler
Gary S. Gray
Edward A. Greenfield
Assignees (at issue)
Dana-Farber Cancer Institute, Inc.
Repligen 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.