Granted Patent
Utility
US 6,598,664 · App. 09/769,553
Bypass seal for air preheaters
Inventors:
Kurt M. Fierle, Robin B. Rhodes, Charles R. White
Patented Case
View Patent ↗
Granted: Jul 29, 2003
Filed: Jan 25, 2001
Inventors
Kurt M. Fierle
Robin B. Rhodes
Charles R. White
Assignee (at issue)
ALSTOM (Switzerland) Ltd
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.