Granted Patent
Utility
US 4,704,255 · App. 06/514,170
Assay cartridge
Inventor:
Michael E. Jolley
Patented Case
View Patent ↗
Granted: Nov 3, 1987
Filed: Jul 15, 1983
Inventor
Michael E. Jolley
Assignee (at issue)
Pandex Laboratories, 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.