Granted Patent
Utility
US 6,553,800 · App. 09/766,019
Side bar plunger and solenoid cylinder locking mechanism
Inventors:
Alan Doerr, Pete Kajuch, Cheryl Kay Koskela
Patented Case
View Patent ↗
Granted: Apr 29, 2003
Filed: Jan 19, 2001
Inventors
Alan Doerr
Pete Kajuch
Cheryl Kay Koskela
Assignee (at issue)
Schlage Lock Company 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.