Granted Patent
Utility
US 6,312,482 · App. 09/114,743
Steam generator for gasifying coal
Inventors:
David E. James, Paul S. Larsen, Mark C. Godden, Ted V. Mull, Jr., Paul S. Weitzel
Patented Case
View Patent ↗
Granted: Nov 6, 2001
Filed: Jul 13, 1998
Inventors
David E. James
Paul S. Larsen
Mark C. Godden
Ted V. Mull, Jr.
Paul S. Weitzel
Assignee (at issue)
The Babcock & Wilcox 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.