D01D 5/04
Dry spinning methods
Official title: Dry spinning methods {(D01D5/0038 takes precedence)}
D01D5/04 (Dry spinning methods) appears on 146 US grants and 219 published applications in this corpus.
Search patents in D01D- Granted patents
- 146
- Published applications
- 219
- Assignees
- 146
- Inventors
- 599
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 5 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 1 |
| 2004 | 0 | 2 |
| 2005 | 1 | 2 |
| 2006 | 1 | 1 |
| 2007 | 0 | 3 |
| 2008 | 1 | 1 |
| 2009 | 1 | 12 |
| 2010 | 5 | 7 |
| 2011 | 2 | 5 |
| 2012 | 3 | 4 |
| 2013 | 2 | 3 |
| 2014 | 3 | 13 |
| 2015 | 12 | 13 |
| 2016 | 7 | 6 |
| 2017 | 8 | 16 |
| 2018 | 8 | 16 |
| 2019 | 7 | 11 |
| 2020 | 9 | 19 |
| 2021 | 9 | 13 |
| 2022 | 8 | 20 |
| 2023 | 11 | 14 |
| 2024 | 6 | 13 |
| 2025 | 6 | 11 |
| 2026 | 5 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- High-entropy carbide ceramic and rare earth-containing high-entropy carbide ceramic, fibers and precursors thereof, and methods for preparing the same11 Aug 2026US 12,703,667 B2Institute of Chemistry, Chinese Academy of Sciences
- Polymers with engineered segment molecular weight2 Jun 2026US 12,644,000 B2The LYCRA Company LLC
- High modulus gel-spun PVDF fiber thin films5 May 2026US 12,618,173 B2Meta Platforms Technologies, LLC
- Method of production of fibers and a device for carrying out the method5 May 2026US 12,618,174 B2Contipro A.S.
- Preparation method of aerogel fiber and use7 Apr 2026US 12,595,593 B2Suzhou Institute of Nano-Tech and Nano-Bionics (Sinano) , Chinese Academy of Sciences
- Method, Apparatus and Composition for Fibre Deposition8 Oct 2026US 2026/0308810 A1Cambridge Enterprise Limited
- Method of making polyacrylonitrile based carbon fibers and polyacrylonitrile based carbon fiber fabric24 Sep 2026US 2026/0286576 A1University of Kentucky Research Foundation
- System and method for manufacture of collagen fibers17 Sep 2026US 2026/0275579 A1Embody, Inc.
- Polyurethane urea and its preparation method20 Aug 2026US 2026/0242529 A1BASF SE
- Polyether ester polyol, preparation method therefor, and method for preparing polyurethane elastomer by using polyether ester polyol13 Aug 2026US 2026/0234325 A1Zhengzhou Zhongyuan Spandex Engineering Technology Co., Ltd
Most cited
By later US patents
- Production of nonwoven fibrous articles93US 4,855,179 AARCO Chemical Technology, L. P. · 1989
- Process for the production of polymer filaments having high tensile strength73US 4,436,689 AStamicarbon B. V. · 1984
- Nonwoven web of poly(vinyl alcohol) fibers67US 5,342,335 AKimberly-Clark Corporation · 1994
- Fibrous structures54US 4,657,793 AEthicon, Inc. · 1987
- Method and apparatus for dry spinning spandex37US 5,387,387 AAlex James & Associates, Inc. · 1995