Granted Patent
Utility
US 4,137,609 · App. 05/903,457
Locking slider for a slide fastener
Inventor:
Stanley G. Kedzierski
Patented Case
View Patent ↗
Granted: Feb 6, 1979
Filed: May 8, 1978
Inventor
Stanley G. Kedzierski
Assignee (at issue)
Textron 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.