Granted Patent
Utility
US 4,263,447 · App. 06/058,124
Preparation of allylic cycloalkenols and carboxylic acid esters thereof
Inventors:
Benjamin A. Phillips, Walter J. Skraba, Daniel W. McNeil
Patented Case
View Patent ↗
Granted: Apr 21, 1981
Filed: Jul 16, 1979
Inventors
Benjamin A. Phillips
Walter J. Skraba
Daniel W. McNeil
Assignee (at issue)
Union Carbide 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.