Granted Patent
Utility
US 4,637,985 · App. 06/536,238
Assay processes and materials therefor
Inventors:
Ahmad M. Sidki, David S. Smith
Patented Case
View Patent ↗
Granted: Jan 20, 1987
Filed: Sep 27, 1983
Inventors
Ahmad M. Sidki
David S. Smith
Assignee (at issue)
Internationale Otrool Maatschappij Octropa B.V.
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.