Granted Patent
Utility
US 6,586,497 · App. 09/962,946
Transport of solid particulates
Inventors:
Frank T. Gay, Daniel Constantiner, Jeffrey Champa, Kevin Hutchings, Daniel G. Millette
Patented Case
View Patent ↗
Granted: Jul 1, 2003
Filed: Sep 25, 2001
Inventors
Frank T. Gay
Daniel Constantiner
Jeffrey Champa
Kevin Hutchings
Daniel G. Millette
Assignee (at issue)
MBT Holding AG
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.