Granted Patent
Utility
US 6,719,952 · App. 09/507,605
Fluidized bed reaction design
Inventors:
Wen Yang, David F. McLaughlin, Timothy Francis
Patented Case
View Patent ↗
Granted: Apr 13, 2004
Filed: Feb 21, 2000
Inventors
Wen Yang
David F. McLaughlin
Timothy Francis
Assignee (at issue)
Westinghouse Electric Company LLC
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.