D01D 5/36
Matrix structure
Official title: Matrix structure; Spinnerette packs therefor
D01D5/36 (Matrix structure) appears on 125 US grants and 144 published applications in this corpus.
Search patents in D01D- Granted patents
- 125
- Published applications
- 144
- Assignees
- 84
- Inventors
- 363
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 2 |
| 2004 | 0 | 1 |
| 2005 | 0 | 3 |
| 2006 | 3 | 5 |
| 2007 | 0 | 1 |
| 2008 | 2 | 3 |
| 2009 | 1 | 3 |
| 2010 | 2 | 11 |
| 2011 | 5 | 13 |
| 2012 | 5 | 5 |
| 2013 | 7 | 9 |
| 2014 | 3 | 3 |
| 2015 | 5 | 13 |
| 2016 | 7 | 5 |
| 2017 | 6 | 7 |
| 2018 | 6 | 6 |
| 2019 | 4 | 13 |
| 2020 | 5 | 9 |
| 2021 | 5 | 3 |
| 2022 | 4 | 9 |
| 2023 | 4 | 7 |
| 2024 | 5 | 4 |
| 2025 | 3 | 7 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for producing composite fiber and composite spinneret24 Mar 2026US 12,584,246 B2Toray Industries, Inc.
- Process for the preparation of a microfibrous suede-like nonwoven fabric13 Jan 2026US 12,522,978 B2Alcantara S.P. A.
- Sea-island composite fiber23 Dec 2025US 12,503,794 B2Kuraray Co., Ltd.
- Ultrafine fibers and liquid fiber dispersion18 Feb 2025US 12,227,881 B2Toray Industries, Inc.
- Sheet-like material21 Jan 2025US 12,203,211 B2Toray Industries, Inc.
- Artificial leather base material, and artificial leather base material manufacturing method6 Aug 2026US 2026/0226674 A1Kuraray Co., Ltd.
- Polyethylene resin composition, meltblown nonwoven fabric using the same, and electret material19 Mar 2026US 2026/0078245 A1TOYOBO MC Corporation
- Napped artificial leather and manufacturing method therefor18 Dec 2025US 2025/0382742 A1Kuraray Co., Ltd.
- Method for producing multifilament27 Nov 2025US 2025/0361652 A1Kaneka Corporation
- Method for manufacturing a photocatalytic multi-component fiber and photocatalytic multi-component fiber31 Jul 2025US 2025/0243605 A1PureNat
Most cited
By later US patents
- Synthetic fibers for medical use and method of making the same203US 6,551,353 B1Hills, Inc. · 2003
- Micro-fibers-generating conjugate fibers and woven or non-woven fabric thereof98US 4,966,808 AChisso Corporation · 1990
- Fabric composed of bundles of superfine filaments93US 4,496,619 AToray Industries, Inc. · 1985
- Microfibers-generating fibers and a woven or non-woven fabric of microfibers92US 5,290,626 AChisso Corporation · 1994
- Synthetic filaments and the like81US 4,350,006 AToray Industries, Inc. · 1982