Granted Patent
Utility
US 6,789,463 · App. 10/126,871
Methods and systems for alerting a user to clean appliance
Inventor:
Lawrence Lile
Patented Case
View Patent ↗
Granted: Sep 14, 2004
Filed: Apr 19, 2002
Inventor
Lawrence Lile
Assignee (at issue)
Salton, Inc.
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.