Granted Patent
Utility
US 4,228,237 · App. 05/944,254
Methods for the detection and determination of ligands
Inventors:
Richard C. Hevey, Mark K. Malmros
Patented Case
View Patent ↗
Granted: Oct 14, 1980
Filed: Sep 21, 1978
Inventors
Richard C. Hevey
Mark K. Malmros
Assignee (at issue)
Calbiochem-Behring Corp.
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.