Granted Patent
Utility
US 6,029,653 · App. 09/063,042
Induced draft heat exchanger with serpentine baffles
Inventor:
Joseph J. Tiszai
Patented Case
View Patent ↗
Granted: Feb 29, 2000
Filed: Apr 21, 1998
Inventor
Joseph J. Tiszai
Assignee (at issue)
Henny Penny Corporation
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.