Granted Patent
Utility
US 4,463,550 · App. 06/304,517
Silent chain
Inventor:
Stellios A. Avramidis
Patented Case
View Patent ↗
Granted: Aug 7, 1984
Filed: Sep 21, 1981
Inventor
Stellios A. Avramidis
Assignee (at issue)
PT Components, 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.