Granted Patent
Utility
US 4,963,287 · App. 07/267,650
Aqueous alkali metal halogenite compositions
Inventors:
Richard S. Hutchings, Saundra L. Nolte, Jeffrey S. Weaver
Patented Case
View Patent ↗
Granted: Oct 16, 1990
Filed: Nov 1, 1988
Inventors
Richard S. Hutchings
Saundra L. Nolte
Jeffrey S. Weaver
Assignee (at issue)
The Drackett Company
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.