Granted Patent
Utility
US 4,299,956 · App. 06/188,164
Method of making N-(2-methoxyethyl)morpholine
Inventor:
Michael E. Brennan
Patented Case
View Patent ↗
Granted: Nov 10, 1981
Filed: Sep 17, 1980
Inventor
Michael E. Brennan
Assignee (at issue)
Texaco 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.