Granted Patent
Utility
US 5,696,237 · App. 08/463,163
Recombinant antibody-toxin fusion protein
Inventors:
David Fitzgerald, Vijay K. Chaudhary, Ira H. Pastan, Thomas Waldmann, Cary L. Queen
Patented Case
View Patent ↗
Granted: Dec 9, 1997
Filed: Jun 5, 1995
Inventors
David Fitzgerald
Vijay K. Chaudhary
Ira H. Pastan
Thomas Waldmann
Cary L. Queen
Assignee (at issue)
Department of Health and Human Services
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.