Granted Patent
Utility
US 6,202,575 · App. 09/252,155
Corner windbox overfire air compartment for a fossil fuel-fired furnace
Inventors:
Wesley P. Bauver, II, Richard C. LaFlesh, John C. Lewis, Jr., Robert Drennan Lewis
Patented Case
View Patent ↗
Granted: Mar 20, 2001
Filed: Feb 18, 1999
Inventors
Wesley P. Bauver, II
Richard C. LaFlesh
John C. Lewis, Jr.
Robert Drennan Lewis
Assignee (at issue)
ABB Alstom Power Inc.
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.