Granted Patent
Utility
US 5,874,216 · App. 08/606,385
Indirect label assay device for detecting small molecules and method of use thereof
Inventor:
James P. Mapes
Patented Case
View Patent ↗
Granted: Feb 23, 1999
Filed: Feb 23, 1996
Inventor
James P. Mapes
Assignee (at issue)
EnSys Environmental Products, 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.