Granted Patent
Utility
US 6,131,617 · App. 09/301,416
Safety-enhanced heat tracing
Inventors:
R. Knox Pitzer, David L. Schlameus, Roy E. Barth
Patented Case
View Patent ↗
Granted: Oct 17, 2000
Filed: Apr 28, 1999
Inventors
R. Knox Pitzer
David L. Schlameus
Roy E. Barth
Assignee (at issue)
Thermon 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.