Granted Patent
Utility
US 4,842,997 · App. 06/551,985
Enhanced luminescent and luminometric assay
Inventors:
Timothy J. N. Carter, Carol J. Groucutt, Richard A. W. Stott, Gary H. G. H. Thorpe, Thomas P. Whitehead
Patented Case
View Patent ↗
Granted: Jun 27, 1989
Filed: Oct 27, 1983
Inventors
Timothy J. N. Carter
Carol J. Groucutt
Richard A. W. Stott
Gary H. G. H. Thorpe
Thomas P. Whitehead
Assignee (at issue)
NATIONAL RESEARCH DEVELOPMENT 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.