D06M 13/256
Sulfonated compounds esters thereof
Official title: Sulfonated compounds {esters thereof, e.g. sultones}
D06M13/256 (Sulfonated compounds esters thereof) appears on 204 US grants and 134 published applications in this corpus.
Search patents in D06M- Granted patents
- 204
- Published applications
- 134
- Assignees
- 123
- Inventors
- 499
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 5 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 7 | 0 |
| 1995 | 4 | 0 |
| 1996 | 12 | 0 |
| 1997 | 18 | 0 |
| 1998 | 12 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 6 | 1 |
| 2002 | 9 | 7 |
| 2003 | 8 | 8 |
| 2004 | 9 | 2 |
| 2005 | 2 | 2 |
| 2006 | 2 | 3 |
| 2007 | 0 | 3 |
| 2008 | 1 | 3 |
| 2009 | 0 | 2 |
| 2010 | 1 | 3 |
| 2011 | 3 | 7 |
| 2012 | 0 | 2 |
| 2013 | 3 | 6 |
| 2014 | 3 | 2 |
| 2015 | 4 | 7 |
| 2016 | 3 | 3 |
| 2017 | 1 | 4 |
| 2018 | 0 | 7 |
| 2019 | 5 | 4 |
| 2020 | 6 | 13 |
| 2021 | 4 | 8 |
| 2022 | 5 | 6 |
| 2023 | 3 | 9 |
| 2024 | 9 | 11 |
| 2025 | 9 | 6 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Continuous fibres based on cellulose and/or cellulose derivatives, method for the production thereof and use thereof25 Aug 2026US 12,716,148 B2Centrotherm International AG
- Inorganic fiber sizing agent and inorganic fibers4 Aug 2026US 12,698,588 B2Takemoto Oil & Fat Co., Ltd.
- Polymer fiber screen surface modifications for cation exchange membranes5 May 2026US 12,617,894 B2Genesse Valley Innovations, LLC
- Synthetic fiber processing agent, and synthetic fiber30 Dec 2025US 12,509,818 B2Takemoto Yushi Kabushiki Kaisha
- Treatment agent for polyester synthetic fibers, composition containing treatment agent for polyester synthetic fibers, first treatment agent for polyester synthetic fibers, second treatment agent for polyester synthetic fibers, composition containing first treatment agent for polyester synthetic fibers, treatment method for polyester synthetic fibers, and polyester synthetic fibers21 Oct 2025US 12,448,728 B2Takemoto Oil & Fat Co., Ltd.
- Antimicrobial fiber and unwoven fabric using same25 Jun 2026US 2026/0176799 A1ES Indorama Ventures Co., Ltd.
- Scouring agent, scouring liquid, and method of scouring and dyeing18 Jun 2026US 2026/0168169 A1Industrial Technology Research Institute
- Flame retardant system for cellulose-based textiles28 May 2026US 2026/0146384 A1
- Treatment agent composition for carbon fiber, treatment agent for carbon fiber, method of forming the same and carbon fiber precursor21 May 2026US 2026/0139411 A1Formosa Plastics Corporation
- Heat storage and preservation finishing liquor, and preparation method therefor and use thereof21 May 2026US 2026/0139430 A1Bosideng Down Wear Limited
Most cited
By later US patents
- Wet laid fiber sheet manufacturing with reactivatable binders for binding particles to fibers202US 5,300,192 AWeyerhaeuser Company · 1994
- Particle binders for high bulk fibers157US 5,308,896 AWeyerhaeuser Company · 1994
- Particle binders that enhance fiber densification137US 5,589,256 AWeyerhaeuser Company · 1996
- Absorbent articles containing binder carrying high bulk fibers137US 5,614,570 AWeyerhaeuser Company · 1997
- Particle binders126US 5,547,745 AWeyerhaeuser Company · 1996