Granted Patent
Utility
US 5,171,905 · App. 07/736,242
Olefin dimer products
Inventors:
Kevin J. Theriot, Ronald L. Shubkin
Patented Case
View Patent ↗
Granted: Dec 15, 1992
Filed: Jul 26, 1991
Inventors
Kevin J. Theriot
Ronald L. Shubkin
Assignee (at issue)
Ethyl 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.