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Class Information
Number: 264/177.13
Name: Plastic and nonmetallic article shaping or treating: processes > Forming continuous or indefinite length work > Shaping by extrusion > To produce particular cross section (e.g., noncircular, etc.) > Filament (e.g., t-configured, dog-bone, trilobal, etc.)
Description: Processes wherein the product produced is a filament or fiber having a particular cross-section, e.g., T-configured, dog-bone, trilobal, etc.

Sub-classes under this class:

Class Number Class Name Patents
264/177.14 Hollow or tubular work produced 114

Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8648144 Crosslinked fibers and method of making same by extrusion Feb. 11, 2014
8641944 Synthetic yarn Feb. 4, 2014
8623950 High heat and chlorine resistant polyurethaneurea elastic fiber and preparation of thereof Jan. 7, 2014
8597555 Method for manufacturing soft, resistant and bulky nonwoven and nonwoven thus obtained Dec. 3, 2013
8568636 Multilayer film Oct. 29, 2013
8293107 Fibers with axial capillary slit that enhances adsorption, absorption and separation Oct. 23, 2012
8287785 Process for the manufacture of solid regenerated viscose fibers Oct. 16, 2012
8211340 Process for the production of squared-analogous cross-section polyamide yarns and uses thereof Jul. 3, 2012
8052907 Woven articles from synthetic self twisted yarns Nov. 8, 2011
7951315 Polyvinyl chloride fiber for artificial hair, manufacturing and apparatus of the same May. 31, 2011
7939010 Method for forming fibers May. 10, 2011
7919028 Method of manufacturing noise attenuating flexible cutting line for use in rotary vegetation trimmers Apr. 5, 2011
7790061 Directed assembly of three-dimensional structures with micron-scale features Sep. 7, 2010
7780014 Porous water filtration membrane of vinylidene fluoride resin hollow fiber and process for production thereof Aug. 24, 2010
7700022 Woven articles from synthetic self twisted yarns Apr. 20, 2010
7585440 Methods for the manufacture of mixed polyamide yarns Sep. 8, 2009
7455772 Hollow-fiber porous water filtration membrane of vinylidene fluoride resin and process for producing the same Nov. 25, 2008
7228612 Methods of making refrigerator storage assemblies Jun. 12, 2007
7214335 Solution containing cellulose dissolved in N-methylmorpholine-N-oxide and high tenacity lyocell multifilament using the same May. 8, 2007
7165963 Spinneret for producing circular cross section yarn and process for making the same Jan. 23, 2007
7132066 Method for producing honeycomb structure and honeycomb structure Nov. 7, 2006
7037960 Woody formed article and method for producing the same May. 2, 2006
7029611 Process of making poly(trimethylene terephthalate) bulked continuous filament carpet yarn Apr. 18, 2006
7014800 Method of producing bristles Mar. 21, 2006
6926854 Process of making polyester fine denier multifilament Aug. 9, 2005
6835339 Process for preparing poly(trimethylene terephthalate) tetrachannel cross-section staple fiber Dec. 28, 2004
6800226 Method and device for the production of an essentially continous fine thread Oct. 5, 2004
6740276 Process for preparing pigmented shaped articles comprising poly (trimethylene terephthalate) May. 25, 2004
6740404 HMLS-fibers made of polyester and a spin-stretch process for its production May. 25, 2004
6685859 Processes for making poly(trimethylene terephthalate) yarn Feb. 3, 2004
6682672 Process for making polymeric fiber Jan. 27, 2004
6663809 Wireless polymeric twist tie Dec. 16, 2003
6656583 High-strength polyester threads and method for producing the same Dec. 2, 2003
6637181 Elastane threads and method for the production thereof Oct. 28, 2003
6623639 Solvent-resistant microporous polybenzimidazole membranes Sep. 23, 2003
6616723 Method and apparatus for spinning a web of mixed fibers, and products produced therefrom Sep. 9, 2003
6596049 Method and apparatus for spinning a web of mixed fibers, and products produced therefrom Jul. 22, 2003
6582817 Nonwoven fabrics formed from polyethylene glycol modified polyester fibers and method for making the same Jun. 24, 2003
6527987 Process for producing regenerated cellulosic fibers Mar. 4, 2003
6398039 High efficient acid-gas-removing wicking fiber filters Jun. 4, 2002
6371751 Spinnerets with orifices for improved filament cross-sections Apr. 16, 2002
6352664 Process of making a bundle of synthetic fibers Mar. 5, 2002
6332993 Process of making heat-retaining fibers Dec. 25, 2001
6251322 Synthetic polyester absorbent materials Jun. 26, 2001
6221488 Modified polyester with high intrinsic viscosity at moderate strength Apr. 24, 2001
6214264 Drawing of polyester filaments Apr. 10, 2001
6161243 Toothbrush and method for its manufacture Dec. 19, 2000
6159597 Centrifugal spinning process for spinnable solutions Dec. 12, 2000
6149825 Tubular vortex separator Nov. 21, 2000
6136242 Process for the production of cyanuric chloride moldings Oct. 24, 2000

1 2 3 4 5

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