Granted Patent
Utility
US 6,656,877 · App. 10/120,672
Desulfurization and sorbents for same
Inventors:
Edward L. Sughrue, II, Marvin Johnson, Glenn W. Dodwell, Larry E. Reed, Joseph E. Bares, Jason J. Gislason, Robert W. Morton, James L. Malandra
Patented Case
View Patent ↗
Granted: Dec 2, 2003
Filed: Apr 11, 2002
Inventors
Edward L. Sughrue, II
Marvin Johnson
Glenn W. Dodwell
Larry E. Reed
Joseph E. Bares
Jason J. Gislason
Robert W. Morton
James L. Malandra
Assignee (at issue)
ConocoPhillips 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.