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Browse by Category: Main > Material Science
Class Information
Number: 428/43
Name: Stock material or miscellaneous articles > Sheet, web, or layer weakened to permit separation through thickness
Description: Product comprising a sheet*, web* or layer* having a portion thereof made less strong so as to permit easy separation at this portion through the thickness portion either longitudinally or transverse or at an angle to the plane of the product.










Patents under this class:

Patent Number Title Of Patent Date Issued
8318281 Laminated paper article and paper web Nov. 27, 2012
8317230 Method of labeling a package for shipment Nov. 27, 2012
8309194 Roll of sheets of absorbent product of the bathroom tissue type Nov. 13, 2012
8298640 Manufacturing method and system and associated rolls of sheets with alternating cuts and pre-cuts Oct. 30, 2012
8287977 Uniquely perforated web product Oct. 16, 2012
8287976 Uniquely perforated web product Oct. 16, 2012
8287975 Laminated body Oct. 16, 2012
8287973 Adhesive tape and its use Oct. 16, 2012
8283013 Uniquely perforated web product Oct. 9, 2012
8283012 Printable pre-sewn stuffed toy composite sheets Oct. 9, 2012
8277918 All vehicle mats Oct. 2, 2012
8277917 Rolls of material providing one-handed dispensing of sheets of pre-determined length Oct. 2, 2012
8273436 Separatable label assembly Sep. 25, 2012
8268429 Perforated web product Sep. 18, 2012
8263201 Self-laminating rotating cable marker label with breakaway portion Sep. 11, 2012
8247057 Cover tape and method for manufacture Aug. 21, 2012
8236400 Adhesive cover systems for articles Aug. 7, 2012
8221864 Toilet paper roll having angled sides Jul. 17, 2012
8221858 Three-dimensional parts having porous protective structures Jul. 17, 2012
8191761 Cooler box with handle Jun. 5, 2012
8183337 Method of purifying ethylene vinyl alcohol copolymers for use with implantable medical devices May. 22, 2012
8182891 Rigid resealable label flap having a hinge May. 22, 2012
8178176 Sealed liquid tissue May. 15, 2012
8173252 PSA tapes for splicing flat web materials May. 8, 2012
8168280 Lint roller May. 1, 2012
8137781 Information sheet Mar. 20, 2012
8129010 Adhesive sheet Mar. 6, 2012
8129007 Coextruded heat-shrinkable polyester film Mar. 6, 2012
8123255 Security device for confidential information Feb. 28, 2012
RE43165 Card sheet construction Feb. 7, 2012
8097322 Paper product Jan. 17, 2012
RE43094 Card sheet construction Jan. 10, 2012
8092886 Integrated forms and method of making such forms Jan. 10, 2012
8092885 System for resealing open bags Jan. 10, 2012
8092863 Method for manufacturing lightweight building boards Jan. 10, 2012
8080302 All vehicle mats Dec. 20, 2011
8047368 Vacuum skin packaging laminate, package and process for using same Nov. 1, 2011
8043683 Thermoplastic film Oct. 25, 2011
8042293 Article encircling band with removable coupon or ticket Oct. 25, 2011
8034425 Business form for laser and inkjet printing devices, and method for producing same Oct. 11, 2011
RE42798 Printable snap-breakable polymer sheet Oct. 4, 2011
8029879 Display device having pair of glass substrates and method for cutting it Oct. 4, 2011
RE42719 Card sheet construction with opposing registered cut lines Sep. 20, 2011
8003184 Clean edged cards on plastic carrier Aug. 23, 2011
7989052 Airbag cover Aug. 2, 2011
7985458 Ceramic member, method of forming groove in ceramic member, and substrate for electronic part Jul. 26, 2011
7981234 Reduced ply separation tail seal Jul. 19, 2011
7967933 Reduced ply separation tail seal Jun. 28, 2011
7955679 System and method for protecting a surface area Jun. 7, 2011
7955677 Two-sided non-stick release film Jun. 7, 2011











 
 
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