Granted Patent
Utility
US 4,378,683 · App. 06/242,972
Transversely stretchable stringer tape for slide fasteners
Inventors:
Yoshio Matsuda, Yoshiharu Yamaguchi
Patented Case
View Patent ↗
Granted: Apr 5, 1983
Filed: Mar 12, 1981
Inventors
Yoshio Matsuda
Yoshiharu Yamaguchi
Assignee (at issue)
Yoshida Kogyo K.K.
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.