Granted Patent
Utility
US 6,682,820 · App. 10/284,693
Recession resistant coated ceramic part
Inventor:
Vimal K. Pujari
Patented Case
View Patent ↗
Granted: Jan 27, 2004
Filed: Oct 31, 2002
Inventor
Vimal K. Pujari
Assignee (at issue)
SAINT-GOBAIN CERAMICS & PLASTICS, 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.