Granted Patent
Utility
US 4,855,111 · App. 07/184,925
Reactor for methane conversion
Inventors:
Robert A. Bader, Michael Axelrod
Patented Case
View Patent ↗
Granted: Aug 8, 1989
Filed: Apr 25, 1988
Inventors
Robert A. Bader
Michael Axelrod
Assignee (at issue)
Atlantic Richfield 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.