Granted Patent
Utility
US 6,745,479 · App. 09/978,834
Chromium mounted diamond particle cutting tool or wear surface and method
Inventors:
Ronald S. Dirks, Charles L. Jacobs
Patented Case
View Patent ↗
Granted: Jun 8, 2004
Filed: Oct 16, 2001
Inventors
Ronald S. Dirks
Charles L. Jacobs
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.