Granted Patent
Utility
US 6,688,063 · App. 09/911,604
Wood core exterior door with mortise lock
Inventors:
Allen E. Lee, Bryan P. Zacher, Brian R. Way
Patented Case
View Patent ↗
Granted: Feb 10, 2004
Filed: Jul 24, 2001
Inventors
Allen E. Lee
Bryan P. Zacher
Brian R. Way
Assignee (at issue)
Larson Manufacturing Company
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.