D01F 8/12
With at least one polyamide as constituent
Official title: with at least one polyamide as constituent
D01F8/12 (With at least one polyamide as constituent) appears on 332 US grants and 353 published applications in this corpus.
Search patents in D01F- Granted patents
- 332
- Published applications
- 353
- Assignees
- 178
- Inventors
- 932
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 5 | 0 |
| 1992 | 4 | 0 |
| 1993 | 7 | 0 |
| 1994 | 7 | 0 |
| 1995 | 9 | 0 |
| 1996 | 11 | 0 |
| 1997 | 9 | 0 |
| 1998 | 13 | 0 |
| 1999 | 27 | 0 |
| 2000 | 16 | 0 |
| 2001 | 15 | 6 |
| 2002 | 7 | 15 |
| 2003 | 11 | 28 |
| 2004 | 21 | 23 |
| 2005 | 10 | 17 |
| 2006 | 6 | 9 |
| 2007 | 3 | 3 |
| 2008 | 1 | 4 |
| 2009 | 1 | 14 |
| 2010 | 5 | 9 |
| 2011 | 4 | 9 |
| 2012 | 3 | 8 |
| 2013 | 6 | 11 |
| 2014 | 4 | 4 |
| 2015 | 3 | 16 |
| 2016 | 5 | 5 |
| 2017 | 6 | 16 |
| 2018 | 7 | 16 |
| 2019 | 10 | 21 |
| 2020 | 13 | 21 |
| 2021 | 13 | 16 |
| 2022 | 9 | 27 |
| 2023 | 7 | 24 |
| 2024 | 13 | 11 |
| 2025 | 17 | 12 |
| 2026 | 3 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Woven/knitted fabric and garment containing same15 Sep 2026US 12,735,812 B2Toray Industries, Inc.
- Flame-retardant and windproof wadding and preparation method thereof19 May 2026US 12,630,946 B2Beijing Jinlun Ward Technology Co., Ltd
- Core-sheath conjugate fiber for artificial hair, hair ornament including same, and method for producing same13 Jan 2026US 12,522,952 B2Kaneka Corporation
- Textiles and methods of making the same9 Dec 2025US 12,490,794 B2NIKE, Inc.
- Core-sheath composite fiber for artificial hair and headwear product that includes same21 Oct 2025US 12,446,643 B2Kaneka Corporation
- High-temperature-resistant wear-resistant brush material and preparation method thereof8 Oct 2026US 2026/0308811 A1
- Polyamide multifilament, and woven and knitted fabric10 Sep 2026US 2026/0265959 A1Toray Industries, Inc.
- Artificial leather base material, and artificial leather base material manufacturing method6 Aug 2026US 2026/0226674 A1Kuraray Co., Ltd.
- Recombinant polypeptide23 Jul 2026US 2026/0209287 A1Humble Bee Limited
- Artificial turf and production method16 Jul 2026US 2026/0201656 A1Polytex Sportbelage Produktions-GmbH
Most cited
By later US patents
- Implantable fibers and medical articles1,319US 6,162,537 ASolutia Inc. · 2000
- Fine denier fibers and fabrics made therefrom231US 5,759,926 AKimberly-Clark Worldwide, Inc. · 1998
- Anti-microbial fiber and fibrous products217US 6,946,196 B2Foss Manufacturing Co., Inc. · 2005
- Synthetic fibers for medical use and method of making the same203US 6,551,353 B1Hills, Inc. · 2003
- Entangled nonwoven fabrics and methods for forming the same190US 6,200,669 B1Kimberly-Clark Worldwide, Inc. · 2001