Granted Patent
Utility
US 6,713,178 · App. 09/915,552
Highly tetrahedral amorphous carbon coating on glass
Inventor:
Vijayen S. Veerasamy
Patented Case
View Patent ↗
Granted: Mar 30, 2004
Filed: Jul 27, 2001
Inventor
Vijayen S. Veerasamy
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.