Granted Patent
Utility
US 4,383,460 · App. 06/277,873
Self aligning pillar post for glass cutters
Inventors:
Richard D. Schotter, Robert P. Heinis
Patented Case
View Patent ↗
Granted: May 17, 1983
Filed: Jun 26, 1981
Inventors
Richard D. Schotter
Robert P. Heinis
Assignee (at issue)
Red Devil, Inc.
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.