Granted Patent
Utility
US 5,068,950 · App. 07/507,032
Provisional pull tab for slide fastener sliders
Inventor:
Kenji Yuki
Patented Case
View Patent ↗
Granted: Dec 3, 1991
Filed: Mar 30, 1990
Inventor
Kenji Yuki
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.