Granted Patent
Utility
US 6,260,772 · App. 09/691,007
Dispensing and rinsing gun
Inventors:
Thomas L. Hennemann, Eddie D. Sowle, Roberto Inchaustequi, Vincent C. Patrignani
Patented Case
View Patent ↗
Granted: Jul 17, 2001
Filed: Oct 18, 2000
Inventors
Thomas L. Hennemann
Eddie D. Sowle
Roberto Inchaustequi
Vincent C. Patrignani
Assignee (at issue)
ECOLAB 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.