Granted Patent
Utility
US 5,562,314 · App. 08/339,441
Door latch assembly with backset adjustment
Inventors:
Graham Wheatland, Hagen Dietrich
Patented Case
View Patent ↗
Granted: Oct 8, 1996
Filed: Nov 14, 1994
Inventors
Graham Wheatland
Hagen Dietrich
Assignee (at issue)
Masco Corporation of Indiana
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.