Granted Patent
Utility
US 4,787,140 · App. 07/897,815
Apparatus for attaching top end stops to a continuous slide fastener chain
Inventors:
Kozo Watanabe, Yasuhiko Matsuda, Shunji Akashi
Patented Case
View Patent ↗
Granted: Nov 29, 1988
Filed: Aug 19, 1986
Inventors
Kozo Watanabe
Yasuhiko Matsuda
Shunji Akashi
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.