Granted Patent
Utility
US 4,481,286 · App. 06/437,611
Ligands and photographic process
Inventors:
Patrick F. King, Stephen G. Stroud
Patented Case
View Patent ↗
Granted: Nov 6, 1984
Filed: Oct 29, 1982
Inventors
Patrick F. King
Stephen G. Stroud
Assignee (at issue)
Polaroid 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.