Granted Patent
Utility
US 4,898,932 · App. 07/111,315
Monoclonal antibodies reactive with activated and oncogenic ras p21 proteins
Inventor:
Walter P. Carney
Patented Case
View Patent ↗
Granted: Feb 6, 1990
Filed: Oct 22, 1987
Inventor
Walter P. Carney
Assignee (at issue)
E.I. DU PONT DE NEMOURS AND COMPANY
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.