Granted Patent
Utility
US 6,289,593 · App. 09/433,774
Amorphous diamond coating of blades
Inventors:
Thomas G. Decker, Gregory P. Lundie, David L. Pappas, Richard P. Welty, C. Robert Parent
Patented Case
View Patent ↗
Granted: Sep 18, 2001
Filed: Nov 3, 1999
Inventors
Thomas G. Decker
Gregory P. Lundie
David L. Pappas
Richard P. Welty
C. Robert Parent
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.