Granted Patent
Utility
US 4,668,620 · App. 06/582,355
Reducing background interference activity in enzyme-label immunoassays
Inventors:
Richard D. Armenta, Ian Gibbons, John D. Olson
Patented Case
View Patent ↗
Granted: May 26, 1987
Filed: Feb 22, 1984
Inventors
Richard D. Armenta
Ian Gibbons
John D. Olson
Assignee (at issue)
Syntex (U.S.A.) LLC
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.