Granted Patent
Utility
US 6,170,799 · App. 09/342,806
Temperature lock stop for faucets
Inventor:
Alfred Charles Nelson
Patented Case
View Patent ↗
Granted: Jan 9, 2001
Filed: Jun 29, 1999
Inventor
Alfred Charles Nelson
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.