Granted Patent
Utility
US 4,228,711 · App. 06/039,861
Self-castering glass cutter and compensating bi-directional head
Inventor:
Thomas A. Insolio
Patented Case
View Patent ↗
Granted: Oct 21, 1980
Filed: May 17, 1979
Inventor
Thomas A. Insolio
Assignee (at issue)
The Fletcher-Terry Company, LLC
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.