Granted Patent
Utility
US 6,789,947 · App. 10/129,267
Plastic fastener with slider and bag body provided with the plastic fastener and method of producing the bag body
Inventor:
Juichi Kasai
Patented Case
View Patent ↗
Granted: Sep 14, 2004
Filed: May 3, 2002
Inventor
Juichi Kasai
Assignee (at issue)
Showa Highpolymer Co., Ltd.
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.