Granted Patent
Utility
US 6,127,588 · App. 09/176,127
Hydrocarbon hydrogenation catalyst and process
Inventors:
James B. Kimble, Joseph Bergmeister, III
Patented Case
View Patent ↗
Granted: Oct 3, 2000
Filed: Oct 21, 1998
Inventors
James B. Kimble
Joseph Bergmeister, III
Assignee (at issue)
Phillips Petroleum 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.