Granted Patent
Utility
US 4,931,385 · App. 07/275,656
Enzyme immunoassays and immunologic reagents
Inventors:
Elliott Block, Izak Bahar, Frank Cole, Cheryl A. Eaton, Wendy Jones, Eric C. Sigillo, Mary Coseo, Nancy J. Cicia, L. Edward Cannon, Walter D. Cantarow
Patented Case
View Patent ↗
Granted: Jun 5, 1990
Filed: Nov 21, 1988
Inventors
Elliott Block
Izak Bahar
Frank Cole
Cheryl A. Eaton
Wendy Jones
Eric C. Sigillo
Mary Coseo
Nancy J. Cicia
L. Edward Cannon
Walter D. Cantarow
Assignee (at issue)
Hygeia Sciences, 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.