Granted Patent
Utility
US 5,192,135 · App. 07/708,411
Profile and adjacent rib-type closure element for reclosable thermoplastic bags
Inventors:
Jamie M. Woods, Jose Porchia, Brian C. Dais
Patented Case
View Patent ↗
Granted: Mar 9, 1993
Filed: May 31, 1991
Inventors
Jamie M. Woods
Jose Porchia
Brian C. Dais
Assignee (at issue)
Dowbrands L.P.
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.