Granted Patent
Utility
US 6,289,600 · App. 09/431,633
Non-contact measuring device
Inventor:
Kenneth J. Watts
Patented Case
View Patent ↗
Granted: Sep 18, 2001
Filed: Nov 2, 1999
Inventor
Kenneth J. Watts
Assignee (at issue)
United States Pipe and Foundry Company, 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.