D06P 3/8223
Mixtures of fibres containing hydroxyl and ester groups
Official title: {mixtures of fibres containing hydroxyl and ester groups}
D06P3/8223 (Mixtures of fibres containing hydroxyl and ester groups) appears on 171 US grants and 72 published applications in this corpus.
Search patents in D06P- Granted patents
- 171
- Published applications
- 72
- Assignees
- 81
- Inventors
- 371
- Latest grant
- 20 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 6 | 0 |
| 1978 | 7 | 0 |
| 1979 | 10 | 0 |
| 1980 | 12 | 0 |
| 1981 | 21 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 7 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 5 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 7 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 4 |
| 2003 | 3 | 2 |
| 2004 | 2 | 4 |
| 2005 | 3 | 4 |
| 2006 | 0 | 2 |
| 2007 | 3 | 1 |
| 2008 | 0 | 2 |
| 2009 | 1 | 3 |
| 2010 | 2 | 3 |
| 2011 | 2 | 2 |
| 2012 | 1 | 0 |
| 2013 | 3 | 3 |
| 2014 | 1 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 3 |
| 2017 | 0 | 3 |
| 2018 | 0 | 4 |
| 2019 | 3 | 2 |
| 2020 | 2 | 5 |
| 2021 | 1 | 7 |
| 2022 | 3 | 5 |
| 2023 | 3 | 2 |
| 2024 | 4 | 4 |
| 2025 | 3 | 1 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Reactive disperse yellow dye for supercritical CO2 dyeing and methods of production and use thereof20 Jan 2026US 12,528,943 B2Dalian Polytechnic University
- Polyester composition with improved dyeing properties4 Nov 2025US 12,460,348 B2Parkdale Incorporated
- Method and integrated system for non-aqueous solvent medium (NASM) dyeing of multiple forms of synthetic, natural and blended textiles12 Aug 2025US 12,385,183 B2The Hong Kong Research Institute of Textiles and Apparel Limited
- One step dyeing process of a polyester/natural fiber blended fabric10 Jun 2025US 12,325,955 B2Dow Global Technologies LLC
- Method for making burnout fabric8 Oct 2024US 12,110,633 B2Shanghai Press Intimates Co., Ltd.
- Colorant removal from polyester materials for recycling2 Jul 2026US 2026/0184876 A1International Business Machines Corporation
- Method for removing colorant and elastomeric polymers from mixed textile feedstock for recycling2 Jul 2026US 2026/0184879 A1International Business Machines Corporation
- Method for separating components of mixed textile feedstock for recycling2 Jul 2026US 2026/0184882 A1International Business Machines Corporation
- Method For Producing Transfer Medium And Transfer Recording Method16 Apr 2026US 2026/0103839 A1Seiko Epson Corporation
- Method and Integrated System for Non-aqueous Solvent Medium (NASM) Dyeing of Multiple Forms of Synthetic, Natural and Blended Textiles20 Nov 2025US 2025/0354330 A1The Hong Kong Research Institute of Textiles and Apparel Limited
Most cited
By later US patents
- Sublimination dye thermal transfer paper and transfer method46US 7,220,705 B2Foto-Wear, Inc. · 2007
- Digital printable reactive dye and process42US 6,348,939 B1Sawgrass Systems, Inc. · 2002
- Textile fabrics of differential weave comprising multifilament threads wherein individual filaments have a linear density of one decitex or less39US 5,487,936 ACollier Campbell Ltd. · 1996
- Energy activated electrographic printing process34US 6,673,503 B22004
- Aqueous dyestuff preparations of dyestuffs insoluble to difficultly soluble in water28US 3,977,828 ACiba-Geigy Corporation · 1976