Granted Patent
Utility
US 4,595,490 · App. 06/718,368
Processing of high normal paraffin concentration naphtha feedstocks
Inventors:
Robert L. Gray, Peter L. Oetinger
Patented Case
View Patent ↗
Granted: Jun 17, 1986
Filed: Apr 1, 1985
Inventors
Robert L. Gray
Peter L. Oetinger
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.