Granted Patent
Utility
US 4,559,178 · App. 06/367,126
Resolution of 3-benzoylthio-2-methyl-propanoic acid with (+)-dehydroabietylamine
Inventors:
George C. Buzby, Jr., Henry G. Schouten
Patented Case
View Patent ↗
Granted: Dec 17, 1985
Filed: Apr 9, 1982
Inventors
George C. Buzby, Jr.
Henry G. Schouten
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.