Granted Patent
Utility
US 4,148,802 · App. 05/892,521
Method of preparing alpha-vinyloxazolines
Inventors:
Lewis W. Watts, Jr., Ernest L. Yeakey
Patented Case
View Patent ↗
Granted: Apr 10, 1979
Filed: Apr 3, 1978
Inventors
Lewis W. Watts, Jr.
Ernest L. Yeakey
Assignee (at issue)
Texaco Development Corporation
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.