Granted Patent
Utility
US 6,827,312 · App. 10/304,236
Method and system of thermal protection
Inventor:
James A. Riedell
Patented Case
View Patent ↗
Granted: Dec 7, 2004
Filed: Nov 25, 2002
Inventor
James A. Riedell
Assignee (at issue)
COI Ceramics, 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.