Granted Patent
Utility
US 6,598,824 · App. 09/991,520
Electrical and mechanical coil system for dual and single action solenoids
Inventor:
Stephen M. Schmidt
Patented Case
View Patent ↗
Granted: Jul 29, 2003
Filed: Nov 20, 2001
Inventor
Stephen M. Schmidt
Assignee (at issue)
Trombetta, 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.