Granted Patent
Utility
US 4,261,968 · App. 06/037,802
Fluorescence quenching with immunological pairs in immunoassays
Inventors:
Edwin F. Ullman, Moshe Schwarzberg
Patented Case
View Patent ↗
Granted: Apr 14, 1981
Filed: May 10, 1979
Inventors
Edwin F. Ullman
Moshe Schwarzberg
Assignee (at issue)
Syva 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.