Granted Patent
Utility
US 4,830,769 · App. 07/145,571
Propoxylated guerbet alcohols and esters thereof
Inventors:
Anthony J. O'Lenick, Jr., Raymond E. Bilbo
Patented Case
View Patent ↗
Granted: May 16, 1989
Filed: Feb 1, 1988
Inventors
Anthony J. O'Lenick, Jr.
Raymond E. Bilbo
Assignee (at issue)
GAF 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.