Granted Patent
Utility
US 4,837,358 · App. 06/833,301
Preparation of 9-alkenyl ester compounds
Inventors:
Jim D. Byers, Charles A. Drake
Patented Case
View Patent ↗
Granted: Jun 6, 1989
Filed: Feb 26, 1986
Inventors
Jim D. Byers
Charles A. Drake
Assignee (at issue)
Phillips Petroleum Company
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.