Granted Patent
Utility
US 4,980,456 · App. 07/034,828
Recombinant factor VIIIC derived fragments
Inventors:
Dorothea H. Scandella, William N. Drohan, Theodore S. Zimmerman, Carol A. Fulcher
Patented Case
View Patent ↗
Granted: Dec 25, 1990
Filed: Apr 6, 1987
Inventors
Dorothea H. Scandella
William N. Drohan
Theodore S. Zimmerman
Carol A. Fulcher
Assignees (at issue)
Scripps Clinic and Research Foundation
Rorer Biotechnology Inc.
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.