Granted Patent
Utility
US 4,690,801 · App. 06/870,320
Device for performing enzyme immunoassays
Inventor:
Hugh Anderson
Patented Case
View Patent ↗
Granted: Sep 1, 1987
Filed: Jun 3, 1986
Inventor
Hugh Anderson
Assignee (at issue)
Allelix 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.