Granted Patent
Utility
US 6,140,138 · App. 08/238,224
Electrochemiluminescent metal chelates and means for detection
Inventors:
Allen J. Bard, George M. Whitesides
Patented Case
View Patent ↗
Granted: Oct 31, 2000
Filed: May 4, 1994
Inventors
Allen J. Bard
George M. Whitesides
Assignee (at issue)
IGEN International, 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.