Granted Patent
Utility
US 5,837,017 · App. 08/643,206
Apparatus for cleaning baghouse filters
Inventors:
Mark Santschi, Gregg John Zoltek
Patented Case
View Patent ↗
Granted: Nov 17, 1998
Filed: May 2, 1996
Inventors
Mark Santschi
Gregg John Zoltek
Assignee (at issue)
BHA Group, Inc.
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.