Granted Patent
Utility
US 4,360,419 · App. 06/219,129
Catalytic dewaxing
Inventor:
Stephen J. Miller
Patented Case
View Patent ↗
Granted: Nov 23, 1982
Filed: Dec 22, 1980
Inventor
Stephen J. Miller
Assignee (at issue)
Chevron Research Company
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.