Granted Patent
Utility
US 4,348,789 · App. 06/204,119
Slide fastener with improved clamps and method of manufacture
Inventor:
Robert H. Brown
Patented Case
View Patent ↗
Granted: Sep 14, 1982
Filed: Nov 4, 1980
Inventor
Robert H. Brown
Assignee (at issue)
Talon, 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.