Granted Patent
Utility
US 5,783,012 · App. 08/455,121
Adhesive closure having enhanced burst strength for flexible bag
Inventors:
Jose Porchia, Brian C. Dais
Patented Case
View Patent ↗
Granted: Jul 21, 1998
Filed: May 31, 1995
Inventors
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.