Granted Patent
Utility
US 6,726,409 · App. 10/033,448
Cooling system for pneumatic unloading of container
Inventors:
Bryan Yielding, John E. Olsta
Patented Case
View Patent ↗
Granted: Apr 27, 2004
Filed: Dec 27, 2001
Inventors
Bryan Yielding
John E. Olsta
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.