Granted Patent
Utility
US 4,254,097 · App. 06/090,954
Method of detecting antibodies to human thyroglobulin
Inventor:
Delfin F. Rippe
Patented Case
View Patent ↗
Granted: Mar 3, 1981
Filed: Nov 5, 1979
Inventor
Delfin F. Rippe
Assignee (at issue)
American Hospital Supply Corp.
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.