Granted Patent
Utility
US 4,205,176 · App. 05/952,492
Ester substituted oxazolines
Inventors:
Mary J. Zestermann, John F. Hussar
Patented Case
View Patent ↗
Granted: May 27, 1980
Filed: Oct 18, 1978
Inventors
Mary J. Zestermann
John F. Hussar
Assignee (at issue)
Cincinnati Milacron 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.