Granted Patent
Utility
US 6,205,931 · App. 09/300,051
Aerator pad for fluidizing particulate materials
Inventors:
Alex V. Degutis, Brian D. Putnam, Melissa Mandrona, Stan Brzezniak
Patented Case
View Patent ↗
Granted: Mar 27, 2001
Filed: Apr 27, 1999
Inventors
Alex V. Degutis
Brian D. Putnam
Melissa Mandrona
Stan Brzezniak
Assignee (at issue)
Salco Products, 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.