Granted Patent
Utility
US 6,814,486 · App. 10/215,863
Return bend temperature sensor
Inventor:
John M Sidoni
Patented Case
View Patent ↗
Granted: Nov 9, 2004
Filed: Aug 9, 2002
Inventor
John M Sidoni
Assignee (at issue)
Advanced Thermal Products, 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.