D01F 2/10
Addition to the spinning solution or spinning bath of substances which exert
Official title: Addition to the spinning solution or spinning bath of substances which exert their effect equally well in either
D01F2/10 (Addition to the spinning solution or spinning bath of substances which exert) appears on 59 US grants and 40 published applications in this corpus.
Search patents in D01F- Granted patents
- 59
- Published applications
- 40
- Assignees
- 52
- Inventors
- 172
- Latest grant
- 23 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 3 | 0 |
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 2 |
| 2002 | 3 | 0 |
| 2003 | 5 | 1 |
| 2004 | 0 | 2 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 1 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 1 | 4 |
| 2012 | 1 | 2 |
| 2013 | 1 | 4 |
| 2014 | 2 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 2 |
| 2018 | 1 | 2 |
| 2019 | 0 | 1 |
| 2020 | 2 | 3 |
| 2021 | 1 | 0 |
| 2022 | 0 | 4 |
| 2023 | 2 | 3 |
| 2024 | 5 | 0 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Viscose-based biofiber containing active antioxidant component and preparation method thereof16 Apr 2026US 2026/0103826 A1Byherb Fiber Inc.
- Textile recycling23 Nov 2023US 2023/0374712 A1Apani Systems Inc.
- Washable flame retardant viscose fabric9 Mar 2023US 2023/0072657 A1Zhejiang Aimeng New Material Technology Co., Ltd.
- Textile recycling2 Mar 2023US 2023/0069369 A1Apani Systems Inc.
- Anti-counterfeiting lyocell fiber, preparation method thereof and anti-counterfeiting method29 Dec 2022US 2022/0411967 A1Soochow University
Most cited
By later US patents
- Non-woven fabric with wick action38US 4,413,032 A1983
- Multi-limbed regenerated cellulose filaments37US 4,129,679 ACourtaulds Limited · 1978
- Alloy fibers of rayon and copolymers of acrylic and methacrylic acids25US 4,066,584 AAkzona Incorporated · 1978
- Product containing silicon dioxide and a method for its preparation20US 5,417,752 AKemira Fibres Oy · 1995
- Production of flameproof fibers of regenerated cellulose18US 3,974,251 AChemiefaser Lenzing Aktiengesellschaft · 1976