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Class Information
Number: 264/171.26
Name: Plastic and nonmetallic article shaping or treating: processes > Forming continuous or indefinite length work > Layered, stratified traversely of length, or multiphase macrostructure containing material (e.g., conjugate, composite, islands-in-sea, core-sheath, etc.) > Producing hollow composite
Description: Processes wherein the composite formed is hollow.










Sub-classes under this class:

Class Number Class Name Patents
264/172.1 Having particular noncircular cross-section (e.g., t-configured, etc.) 58
264/171.27 Having three or more layers of at least two different materials 201
264/171.29 Including rotation of shaping surface or material being shaped 73
264/171.28 Polyamide (e.g., nylon,, etc.) or addition polymer of at least one monoethylenically unsaturated monomer (e.g., polyethylene, polypropylene, polystyrene, etc.) containing layer 194


Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8691373 Laminate or thermoplastic polymer composition having low air permeability and pneumatic tire using same as inner liner Apr. 8, 2014
8669200 Hollow fibres Mar. 11, 2014
8663541 Method of forming a tubular membrane on a structural frame Mar. 4, 2014
8652377 Tubular free-shaped article Feb. 18, 2014
8608995 Method for manufacturing a separated tip catheter Dec. 17, 2013
8585947 Process for manufacturing a composite ring Nov. 19, 2013
8468678 Expandable retrieval device Jun. 25, 2013
8449800 Method of strengthening the connection between pipe sections in high pressure pipelines May. 28, 2013
8409487 Processes and systems for manufacturing spars and other hollow structures Apr. 2, 2013
8337734 Non-stick medical tubing Dec. 25, 2012
8303883 Forming foam structures with carbon foam substrates Nov. 6, 2012
8192677 Core/shell polymer and fluoropolymer blending blow molding and blown film process Jun. 5, 2012
8137598 Spreader box apparatus and method of forming bi-laminar paintball shell material and paintballs for use with paintball gun Mar. 20, 2012
8105520 Implantable or insertable medical device resistant to microbial growth and biofilm formation Jan. 31, 2012
8052912 Temperature controlled crimping Nov. 8, 2011
8048350 Structural hydrogel polymer device Nov. 1, 2011
7927529 Method of forming bioabsorbable drug delivery devices Apr. 19, 2011
7820090 Toneable conduit and method of preparing same Oct. 26, 2010
7754124 Method and apparatus for multi-stream metered extrusion Jul. 13, 2010
7731879 Extrusion of peroxide crosslinkable polymer parts Jun. 8, 2010
7713458 Method of manufacturing laminated seamless belt and laminated seamless belt May. 11, 2010
7670540 Apparatus for manufacturing balloon catheter and method the same Mar. 2, 2010
7632439 Poly(ethylene chlorotrifluoroethylene) membranes Dec. 15, 2009
7618570 Production method of weather strip for automobile Nov. 17, 2009
7588707 Multilayered articles having biocompatibility and biostability characteristics Sep. 15, 2009
7556758 Hollow wall base Jul. 7, 2009
7550102 Method for producing a helically shaped, seamless multi-walled cylindrical article Jun. 23, 2009
7410602 High flow rate dialysis catheters and related methods Aug. 12, 2008
7186362 Methods of improving the wear resistance of prosthetic medical devices Mar. 6, 2007
7172718 Method of manufacturing a rubber sheet for a power transmission belt and a power transmission belt incorporating the rubber sheet Feb. 6, 2007
7128861 Method for producing hollow yarn film Oct. 31, 2006
7122141 Method and system for dual co-extrusion Oct. 17, 2006
7109269 Impact resistant polymer blends of crystalline polypropylene and partially crystalline, low molecular weight impact modifiers Sep. 19, 2006
6964816 Packaging films containing coextruded polyester and nylon layers Nov. 15, 2005
6881361 Method for producing shaped bodies Apr. 19, 2005
6803000 Process of making yarn from two types of polyester Oct. 12, 2004
6776945 Medical device with extruded member having helical orientation Aug. 17, 2004
6764628 Composite material comprising oriented carbon nanotubes in a carbon matrix and process for preparing same Jul. 20, 2004
6759109 Process for manufacturing a multilayer rubber hose and a product thereof Jul. 6, 2004
6685872 Method for preparing multilayer films Feb. 3, 2004
6669886 Reinforced catheter and method of manufacture Dec. 30, 2003
6663808 Method of producing textile reinforced thermoplastic or thermoset pipes utilizing modified dorn structures Dec. 16, 2003
6652791 Method of manufacturing a reinforced oblong concrete driving pile for longitudinal load-bearing purposes Nov. 25, 2003
6645410 Manufacturing apparatus and method for multiple containment tubing Nov. 11, 2003
6638461 Hybrid disk-cone extrusion die module Oct. 28, 2003
6638462 Hybrid disk-cone extrusion die assembly Oct. 28, 2003
6638464 Hybrid disk-cone extrusion die module having a spillover surface surrounding a planar seal surface Oct. 28, 2003
6638463 Hybrid disk-cone extrusion die module having a spillover surface surrounded by a planar seal surface Oct. 28, 2003
6623838 Lightweight resin molded product and production method thereof Sep. 23, 2003
6592803 Process for producing belt-shaped member from a die-extruded film having a film thickness, die gap relationship Jul. 15, 2003

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