Granted Patent
Utility
US 6,004,078 · App. 09/239,437
Cutting tool for toothed articles
Inventors:
Raymond Edward Clark, Hermann J. Stadtfeld, Lyndon D. Stickles
Patented Case
View Patent ↗
Granted: Dec 21, 1999
Filed: Jan 28, 1999
Inventors
Raymond Edward Clark
Hermann J. Stadtfeld
Lyndon D. Stickles
Assignee (at issue)
THE GLEASON WORKS
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.