Granted Patent
Utility
US 4,195,184 · App. 05/910,058
Preparation of unsaturated monoesters by catalytic oxidative carbonylation of diolefins
Inventors:
Haven S. Kesling, Jr., Lee R. Zehner
Patented Case
View Patent ↗
Granted: Mar 25, 1980
Filed: May 26, 1978
Inventors
Haven S. Kesling, Jr.
Lee R. Zehner
Assignee (at issue)
Atlantic Richfield 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.