Granted Patent
Utility
US 6,624,398 · App. 09/997,252
Insulator support structure for a heater assembly
Inventors:
Jimmy L. Sherrill, Ike Walker
Patented Case
View Patent ↗
Granted: Sep 23, 2003
Filed: Nov 30, 2001
Inventors
Jimmy L. Sherrill
Ike Walker
Assignee (at issue)
TUTCO, 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.