Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
December 5, 2006
Patent Application Number
09951035
Date Filed
September 13, 2001
Patent Citations Received
Patent Primary Examiner
Patent abstract
A tear resistant laminated comprised of a paper or paperboard substrate, and adhesive layer, a tear resistant layer secured to the adhesive layer, and a heat-sealable material. The tear resistant material has a a tear strength as measured by the Elmendorf tear propagation test of at least about 300 grams of force in both machine and cross direction.
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