Granted Patent
Utility
US 5,081,230 · App. 07/071,175
Monoclonal antibodies reactive with normal and oncogenic forms of the ras p21 protein
Inventor:
Walter P. Carney
Patented Case
View Patent ↗
Granted: Jan 14, 1992
Filed: Jul 8, 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.