Tear resistant heat sealable packaging structure

Stock material or miscellaneous articles – Composite – Of addition polymer from unsaturated monomers

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C428S483000, C428S511000, C428S520000

Reexamination Certificate

active

07144635

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.

REFERENCES:
patent: 4950510 (1990-08-01), Massouda
patent: 4957578 (1990-09-01), Huffman et al.
patent: 5091261 (1992-02-01), Casey et al.
patent: 5116649 (1992-05-01), Massouda
patent: 5690775 (1997-11-01), Calvert et al.
patent: 5792301 (1998-08-01), Calvert et al.
patent: 5888714 (1999-03-01), Bourdelais et al.
patent: 5935664 (1999-08-01), Claytor et al.
patent: 6010784 (2000-01-01), Peterson
patent: 6047829 (2000-04-01), Johnstone et al.
patent: 6080456 (2000-06-01), Fonteyne
patent: 6087079 (2000-07-01), Newberry et al.
patent: 6245395 (2001-06-01), Falat et al.
patent: 6264098 (2001-07-01), Drummond et al.
patent: 6412636 (2002-07-01), Jones et al.
patent: 6436547 (2002-08-01), Toft et al.
patent: 6479137 (2002-11-01), Joyner et al.
patent: 6752272 (2004-06-01), Jones et al.
patent: 2002/0050119 (2002-05-01), Gatewood et al.
patent: 2003-13094 (2000-11-01), None
patent: WO 99/50066 (1999-09-01), None

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Tear resistant heat sealable packaging structure does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Tear resistant heat sealable packaging structure, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Tear resistant heat sealable packaging structure will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-3674015

All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.