Granted Patent
Utility
US 6,536,812 · App. 09/636,489
Adjustable-backset latch system for locksets, and method
Inventor:
Michael Winardi
Patented Case
View Patent ↗
Granted: Mar 25, 2003
Filed: Aug 11, 2000
Inventor
Michael Winardi
Assignee (at issue)
Newfrey 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.