Granted Patent
Utility
US 5,349,265 · App. 07/852,308
Synthetic diamond coated electrodes and filaments
Inventor:
Jerome H. Lemelson
Patented Case
View Patent ↗
Granted: Sep 20, 1994
Filed: Mar 16, 1992
Inventor
Jerome H. Lemelson
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.