Granted Patent
Utility
US 4,254,017 · App. 05/959,518
Organotin mercaptoalkanol esters and alkoxides containing sulfide groups
Inventors:
Robert D. Dworkin, William A. Larkin
Patented Case
View Patent ↗
Granted: Mar 3, 1981
Filed: Nov 13, 1978
Inventors
Robert D. Dworkin
William A. Larkin
Assignee (at issue)
M&T Chemicals, 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.