Granted Patent
Utility
US 4,407,943 · App. 06/129,671
Immobilized antibody or antigen for immunoassay
Inventors:
Francis X. Cole, Deborah M. Van Voorhis
Patented Case
View Patent ↗
Granted: Oct 4, 1983
Filed: Mar 13, 1980
Inventors
Francis X. Cole
Deborah M. Van Voorhis
Assignee (at issue)
Millipore Corporation
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.