Granted Patent
Utility
US 6,720,853 · App. 10/619,872
Electrically operated solenoid having an adjustable actuator pin length
Inventors:
Brad Callis, Warn Wasson
Patented Case
View Patent ↗
Granted: Apr 13, 2004
Filed: Jul 15, 2003
Inventors
Brad Callis
Warn Wasson
Assignee (at issue)
Wabash Magnetics, LLC
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.