Granted Patent
Utility
US 4,978,800 · App. 07/428,703
Production of detergent range alcohols and ketones using acetylacetonate catalysts
Inventors:
John R. Sanderson, Edward T. Marquis, John F. Knifton
Patented Case
View Patent ↗
Granted: Dec 18, 1990
Filed: Oct 30, 1989
Inventors
John R. Sanderson
Edward T. Marquis
John F. Knifton
Assignee (at issue)
Texaco Chemical 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.