D01D 5/06
Wet spinning methods
Official title: Wet spinning methods {(D01D5/0046 takes precedence)}
D01D5/06 (Wet spinning methods) appears on 501 US grants and 783 published applications in this corpus.
Search patents in D01D- Granted patents
- 501
- Published applications
- 783
- Assignees
- 408
- Inventors
- 1,994
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 6 | 0 |
| 1998 | 4 | 0 |
| 1999 | 11 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 1 |
| 2002 | 2 | 5 |
| 2003 | 2 | 9 |
| 2004 | 7 | 7 |
| 2005 | 2 | 9 |
| 2006 | 2 | 3 |
| 2007 | 3 | 6 |
| 2008 | 2 | 16 |
| 2009 | 3 | 15 |
| 2010 | 7 | 22 |
| 2011 | 9 | 26 |
| 2012 | 9 | 18 |
| 2013 | 17 | 39 |
| 2014 | 17 | 36 |
| 2015 | 21 | 48 |
| 2016 | 28 | 40 |
| 2017 | 26 | 26 |
| 2018 | 25 | 42 |
| 2019 | 22 | 36 |
| 2020 | 27 | 46 |
| 2021 | 28 | 54 |
| 2022 | 21 | 66 |
| 2023 | 27 | 58 |
| 2024 | 48 | 54 |
| 2025 | 42 | 57 |
| 2026 | 26 | 44 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hollow fiber membrane material for high-humidification hydrogen fuel cell humidifier and preparation method and application thereof6 Oct 2026US 12,753,530 B2University of Electronic Science and Technology of China
- Spinning solution, and alginate fiber comprising cannabidiol, method for producing the same, and use thereof22 Sep 2026US 12,740,946 B2Pell Bio-Med Technology Co., Ltd.
- Alginate-based polymers and products, and their manufacture8 Sep 2026US 12,729,251 B2Keel Labs, Inc.
- Method and device for preparing modified poly (m-phenylene isophthalamide) (PMIA) fiber by continuous polymerization-dry-wet spinning1 Sep 2026US 12,723,329 B2Zhuzhou Times New Material Technology Co., Ltd.
- Biodegradable textile fibers with inherent color and properties18 Aug 2026US 12,709,640 B2The Trustees of Columbia University in the City of New York
- Roll-to-roll processing of hierarchically porous acrylic fibers through guided spinodal decomposition8 Oct 2026US 2026/0308812 A1
- A Method For Producing A Structured Fibrous Mat8 Oct 2026US 2026/0308828 A1Celluxtreme AB
- Production of hydrogel fibres1 Oct 2026US 2026/0297812 A1Mosa Meat B.V.
- Method for preparing boron nitride nanosheets, method for preparing boron nitride nanosheet-based fibers, and fibers prepared thereby24 Sep 2026US 2026/0285683 A1Iucf-Hyu (Industry-University Cooperation Foundation Hanyang University)
- Bioplastics And Method Of Formation24 Sep 2026US 2026/0286105 A1Viable Gear, Inc.
Most cited
By later US patents
- Wet spinning process for aramid polymer containing salts106US 5,667,743 AE. I. Du Pont de Nemours and Company · 1997
- Spinning, processing, and applications of carbon nanotube filaments, ribbons, and yarns100US 6,682,677 B2Honeywell International Inc. · 2004
- Cellulosic pulp having low degree of polymerization values87US 6,706,876 B2Weyerhaeuser Company · 2004
- Lyocell fibers having high hemicellulose content80US 6,692,827 B2Weyerhaeuser Company · 2004
- Process for melt blowing continuous lyocell fibers71US 6,306,334 B1Weyerhaeuser Company · 2001