Description
Class D01D : MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES, OR RIBBONS
Subclass 5/04: Formation of filaments, threads, or the like Dry spinning methods
D01D 5/04
Sub-Class
Stats
- 127 US PATENTS IN FORCE
- 19 US APPLICATIONS PENDING
- 48 Total Patent Owners
- 509 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12209329 | Concavo-convex plate for electric spinning method | Dec 22, 20 | Jan 28, 25 | KAO Corporation |
| 12104282 | Spandex fiber dry spinning component and spinning part | May 11, 23 | Oct 01, 24 | Zhengzhou Zhongyuan Spandex Eng. Tech Co., Ltd |
| 12104882 | Skin-core structure fibers with both infrared and radar stealth, preparation method therefor, and use thereof | May 10, 22 | Oct 01, 24 | NANTONG UNIVERSITY |
| 12018407 | Processes for forming carbon-containing aramid bicomponent filament yarns | Apr 05, 21 | Jun 25, 24 | DuPont Safety & Construction, Inc. |
| 11939703 | Method for producing graphene fibres | May 29, 20 | Mar 26, 24 | Robert Bosch GmbH |
| 11876232 | Gas diffusion layer for proton exchange membrane fuel cell and preparation method thereof | Aug 06, 21 | Jan 16, 24 | Donghua University |
| 11773513 | Device and method for manufacturing fiber assembly | Apr 26, 22 | Oct 03, 23 | Panasonic Intellectual Property Management Co., Ltd. |
| 11773512 | Fiber deposit production method, membrane production method, and membrane adhesion method | Oct 26, 20 | Oct 03, 23 | Kao Corporation |
| 11685096 | Method for manufacturing fibrous yarn | Sep 11, 20 | Jun 27, 23 | SPINNOVA OY |
| 11679578 | Nanofiber sheet, method for using same, and method for producing same | Nov 25, 19 | Jun 20, 23 | Kao Corporation |
| 11629437 | Polyurethane urea elastic yarn having improved dyeability and manufacturing method therefor | Sep 21, 18 | Apr 18, 23 | HYOSUNG TNC CORPORATION |
| 11572314 | Preparation method for yttrium aluminum garnet continuous fiber | Sep 29, 17 | Feb 07, 23 | Governors of the Shandong University |
| 11486057 | Electrospinning apparatus | Mar 25, 20 | Nov 01, 22 | Kabushiki Kaisha Toshiba |
| 11486086 | Self-fused graphene fiber and method of preparing the same | Feb 27, 18 | Nov 01, 22 | ZHEJIANG UNIVERSITY |
| 11453961 | Method and apparatus for manufacturing natural fiber based staple fibers on a common surface | Feb 15, 18 | Sep 27, 22 | Spinnova Oy |
| 11421070 | Spandex from poly(tetramethylene-co- ethyleneether)glycols blended with polymeric glycols | Mar 13, 13 | Aug 23, 22 | The LYCRA Company LLC |
| 11339508 | Process for forming a yarn comprising bicomponent filaments | Jan 31, 20 | May 24, 22 | DuPont Safety & Construction, Inc. |
| 11286580 | Method for producing acrylonitrile-based fiber | Sep 27, 18 | Mar 29, 22 | LG Chem Ltd. |
| 11286581 | Method for manufacturing acrylonitrile based fiber bundle and method for manufacturing carbon fiber bundle | Mar 09, 18 | Mar 29, 22 | Toray Industries Inc. |
| 11142855 | Fine fiber producing method and fine fiber producing apparatus | Aug 10, 17 | Oct 12, 21 | YAMASHIN-FILTER CORP. |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0101,637 | PREPARATION METHOD OF AEROGEL FIBER AND USE | Apr 13, 23 | Mar 27, 25 | SUZHOU INSTITUTE OF NANO-TECH AND NANO-BIONICS (SINANO), CHINESE ACADEMY OF SCIENCES |
| 2025/0075,376 | PROCESS FOR PREPARING A CARBON FIBER PRECURSOR | Apr 24, 23 | Mar 06, 25 | Not available |
| 2025/0057,187 | A SYSTEM AND METHOD OF CREATING A FIBRE | Dec 27, 22 | Feb 20, 25 | Not available |
| 2025/0011,975 | DRY SPINNING OF CELLULOSE ACETATE FIBER | Aug 16, 22 | Jan 09, 25 | Eastman Chemical Company |
| 2024/0417,889 | ACRYLIC FIBER FOR ARTIFICIAL HAIR, CRIMPED ACRYLIC FIBER FOR ARTIFICIAL HAIR, HAIR ORNAMENT PRODUCT INCLUDING THE SAME, AND PRODUCTION METHOD THEREFOR | Sep 22, 22 | Dec 19, 24 | Not available |
| 2024/0271,330 | ARAMID DOPE-DYED YARN AND MANUFACTURING METHOD THEREFOR | Feb 08, 22 | Aug 15, 24 | Toray Advanced Materials Korea Inc. |
| 2024/0167,197 | PROCESS FOR MAKING AN ARTICLE OF MANUFACTURE ON A SINGLE, CONTINUOUS MANUFACTURING LINE | Feb 02, 24 | May 23, 24 | Not available |
| 2024/0141,556 | Process for Making Garments from Recycled Dope-dyed Synthetic Yarns Containing Recycled Carbon Black | Oct 28, 22 | May 02, 24 | Not available |
| 2024/0044,052 | POLYURETHANE ELASTIC YARN | Nov 25, 21 | Feb 08, 24 | Not available |
| 2024/0026,573 | POLYURETHANE UREA ELASTIC FIBER AND PRODUCTION METHOD THEREFOR | Oct 22, 21 | Jan 25, 24 | Not available |
| 2022/0372,694 | ELASTIC FIBER AND FIBER STRUCTURE COMPRISING THE SAME | Oct 20, 20 | Nov 24, 22 | Not available |
| 2022/0134,386 | CLEANING MEMBER, AND METHOD FOR MANUFACTURING THE SAME | Feb 25, 20 | May 05, 22 | Kao Corporation |
| 2021/0108,339 | METHOD FOR PRODUCING METAL OXIDE FIBERS, AND METAL OXIDE FIBERS | Mar 22, 19 | Apr 15, 21 | Toray Industries Inc. |
| 2019/0233,970 | Process for Making an Article of Manufacture | Jan 17, 19 | Aug 01, 19 | The Procter & Gamble Company |
| 2018/0163,325 | DISSOLVABLE FIBROUS WEB STRUCTURE ARTICLE COMPRISING ACTIVE AGENTS | Dec 09, 16 | Jun 14, 18 | Not available |
| 2018/0100,421 | INORGANIC FIBER-FORMED ARTICLE, MAT FOR EXHAUST GAS CLEANING APPARATUS, AND EXHAUST GAS CLEANING APPARATUS | Mar 18, 16 | Apr 12, 18 | MITSUBISHI CHEMICAL CORPORATION |
| 2018/0016,708 | ELASTIC FIBRE DRY SPINNING MECHANISM AND MAINTENANCE CONTROL METHOD FOR SPINNING ASSEMBLY | Jan 23, 15 | Jan 18, 18 | ZHENGZHOU ZHONGYUAN SPANDEX ENGINEERING TECHNOLOGY CO., LTD |
| 2017/0029,983 | YARN FROM POLYMERS HAVING DIFFERENT DECOMPOSITION TEMPERATURES AND PROCESS FOR FORMING SAME | Jul 13, 16 | Feb 02, 17 | E. I. DU PONT DE NEMOURS AND COMPANY |
| 2014/0212,328 | AIR PURIFICATION | Jul 24, 12 | Jul 31, 14 | EMPIRE TECHNOLOGY DEVELOPMENT LLC |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 36 Months (last 2 years Issuances)
- 36 Months (last 5 years Issuances)