Granted Patent
Utility
US 4,446,233 · App. 06/374,970
Homogeneous immunoassay using covalent hybrid antibodies
Inventors:
Karen Auditore-Hargreaves, Frederick M. Miesowicz
Patented Case
View Patent ↗
Granted: May 1, 1984
Filed: May 5, 1982
Inventors
Karen Auditore-Hargreaves
Frederick M. Miesowicz
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.