D01D 4/02

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Description

Class  D01D : MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES, OR RIBBONS


Subclass 4/02: Spinnerette packs; Cleaning thereof (D01D 5/24, D01D 5/253, D01D 5/28 take precedence) Spinnerettes (alloys therefor C22C)

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
12264413 Spunbond system and processMar 05, 21Apr 01, 25Kimberly Clark Worldwide Inc.
12234575 Devices and methods for nanofiber-based membrane fabricationJul 22, 24Feb 25, 25The Florida International University Board of Trustees
12221724 Recycled polyester filament and preparation method thereforJun 12, 20Feb 11, 25JIANGSU HENGLI CHEMICAL FIBRE CO., LTD.
12188155 Spinnerets, breaker plates and die bodies having contoured surfaces with no flat surfaces between adjacent holesMar 30, 21Jan 07, 25Ethicon, Inc.
12188158 Method of making uniform spunbond filament nonwoven websJan 31, 20Jan 07, 25Kimberly Clark Worldwide Inc.
12180628 Multilayered nonwoven fabric containing submicron fibers, a method of manufacture, an apparatus, and articles made from multilayered nonwoven fabricsDec 22, 23Dec 31, 24Not available
12172174 Systems for the control and use of fluids and particles in electrospinning, mats, wound dressings, seed coatings, and powders, and in formation of nanoparticles, nano-fibers, nano-structures, nanoparticle suspensions, micro-particles, micro-fibers, micro-structures, and micro-particle suspensionsNov 08, 18Dec 24, 24Kamterter Products, LLC
12163254 Fiber forming device and process using sameOct 25, 21Dec 10, 24Kimberly Clark Worldwide Inc.
12139819 Wet spun fibers, wet formed film, and production method thereforSep 30, 19Nov 12, 24National University Corporation Okayama University
12139820 Electrospinning apparatus for fabricating nanofiber of core-shell structureJun 29, 21Nov 12, 24SOOCHOW UNIVERSITY
12129573 Spinneret, method of heating a spinneret and lyocell processDec 20, 19Oct 29, 24Lenzing Aktiengesellschaft
12104282 Spandex fiber dry spinning component and spinning partMay 11, 23Oct 01, 24Zhengzhou Zhongyuan Spandex Eng. Tech Co., Ltd
12098488 Multilayered nonwoven fabric containing submicron fibers, a method of manufacture, an apparatus, and articles made from multilayered nonwoven fabricsNov 17, 20Sep 24, 24Not available
12060656 Capillary type multi-jet nozzle for fabricating high throughput nanofibersNov 11, 19Aug 13, 24Not available
12054865 Apparatus and process for producing a nonwoven fabricJan 26, 23Aug 06, 24FARE' S.P.A. a Socio Unico
12043920 Multi-row coaxial melt-blown systemJun 15, 22Jul 23, 24FRATELLI CECCATO MILANO S.R.L.
12037713 Method of making uniform spunbond filament nonwoven websJan 10, 20Jul 16, 24Kimberly Clark Worldwide Inc.
12031237 Method of making fine spunbond fiber nonwoven fabrics at high through-putsNov 06, 19Jul 09, 24Kimberly Clark Worldwide Inc.
11992991 Nozzle for making meltblown filamentsJul 18, 22May 28, 24Reifenhaeuser GmbH & Co. KG Maschinenfabrik
11964059 Methods of delivering an oral care active by administering oral care articles comprising a filamentJan 05, 21Apr 23, 24The Procter & Gamble Company

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2025/0116,037 SPINNING HEAD AND RELATED APPARATUS FOR THE PRODUCTION OF FILAMENTSOct 05, 23Apr 10, 25Not available
2025/0101,633 EXTRUSION APPARATUS FOR TURF FIBER MONOFILAMENTOct 03, 23Mar 27, 25Polytex Sportbelage Produktions GmbH
2025/0092,576 METHOD OF MAKING UNIFORM SPUNBOND FILAMENT NONWOVEN WEBSDec 06, 24Mar 20, 25Not available
2025/0057,187 A SYSTEM AND METHOD OF CREATING A FIBREDec 27, 22Feb 20, 25Not available
2025/0059,682 Fiber Forming Device and Process Using SameNov 04, 24Feb 20, 25Not available
2025/0011,973 SYSTEMS & METHODS FOR PRODUCING A BUNDLE OF A COMBINATION OF FILAMENTS AND/OR A YARNSep 20, 24Jan 09, 25Not available
2025/0003,114 SPINNING HEAD AND RELATIVE APPARATUS FOR THE PRODUCTION OF FILAMENTSJun 27, 24Jan 02, 25Not available
2024/0384,441 MXENE COMPOSITE FIBERS AND MANUFACTURING METHOD THEREOFOct 30, 23Nov 21, 24Hyundai Motor Company; KIA CORPORATION; Industry-University Cooperation Foundation Hanyang University;
2024/0376,640 A SPINNERET HOUSING FOR USE IN THE MANUFACTURE OF POLYMER FIBERS, AND METHOD OF USE THEREOF.Oct 04, 22Nov 14, 24Not available
2024/0328,035 METHOD OF MAKING UNIFORM SPUNBOND FILAMENT NONWOVEN WEBSJun 12, 24Oct 03, 24Not available
2024/0318,355 POLYURETHANE FIBER AND SPINNERET THEREFOR AND MANUFACTURING METHOD THEREOFJun 30, 23Sep 26, 24Not available
2024/0309,558 PROCESSING FOR SPINNING ALKALINE CELLULOSE SPIN DOPEJul 04, 22Sep 19, 24Not available
2024/0240,362 Method of Making Fine Spunbond Fiber Nonwoven Fabrics at high Through-PutsMar 29, 24Jul 18, 24Not available
2024/0229,301 APPARATUS FOR CONTINUOUS SPINNING OF COAGULATIVE POLYMERIC MICROFIBERS AND METHOD FOR CONTINUOUS SPINNING OF COAGULATIVE POLYMERIC MICROFIBERS USING THE SAMEOct 24, 23Jul 11, 24Not available
2024/0209,547 FILAMENT-MAKING APPARATUSDec 18, 23Jun 27, 24Not available
2024/0167,205 ZONED SPINNERET AND NONWOVEN FABRICSNov 20, 23May 23, 24Not available
2024/0133,080 APPARATUS FOR CONTINUOUS SPINNING OF COAGULATIVE POLYMERIC MICROFIBERS AND METHOD FOR CONTINUOUS SPINNING OF COAGULATIVE POLYMERIC MICROFIBERS USING THE SAMEOct 23, 23Apr 25, 24Not available
2024/0076,804 NOZZLE BLOCK HAVING CLEANING MEANS, AND ELECTROSPINNING DEVICE HAVING SAMEDec 16, 21Mar 07, 24Not available
2024/0076,815 Meltblown SystemDec 29, 21Mar 07, 24Not available
2024/0011,194 SPINNING BEAMJul 21, 21Jan 11, 24Not available

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Patents Issued To Date - By Filing Year

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