Granted Patent
Utility
US 4,461,900 · App. 06/474,908
4,5-Dihydrothiadiazole 1,1-dioxide derivatives
Inventor:
Dieter Klaubert
Patented Case
View Patent ↗
Granted: Jul 24, 1984
Filed: Mar 14, 1983
Inventor
Dieter Klaubert
Assignee (at issue)
Amerimas Home 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.