D06M 13/21
Halogenated carboxylic acids
Official title: Halogenated carboxylic acids; Anhydrides, halides or salts thereof
D06M13/21 (Halogenated carboxylic acids) appears on 65 US grants and 29 published applications in this corpus.
Search patents in D06M- Granted patents
- 65
- Published applications
- 29
- Assignees
- 37
- Inventors
- 129
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 6 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 5 | 0 |
| 1982 | 6 | 0 |
| 1983 | 2 | 0 |
| 1984 | 7 | 0 |
| 1985 | 0 | 0 |
| 1986 | 6 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 0 |
| 2014 | 0 | 3 |
| 2015 | 0 | 5 |
| 2016 | 0 | 0 |
| 2017 | 2 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 1 | 2 |
| 2021 | 2 | 4 |
| 2022 | 2 | 1 |
| 2023 | 3 | 1 |
| 2024 | 1 | 1 |
| 2025 | 2 | 2 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Porous polymeric cellulose prepared via cellulose crosslinking25 Nov 2025US 12,479,931 B2Nanopareil, LLC
- Water-repellent woven or knitted article, production method for same, and garment15 Jul 2025US 12,359,368 B2Toray Industries, Inc.
- Carboxymethylated cellulose nanofibers22 Oct 2024US 12,123,109 B2Nippon Paper Industries Co., Ltd.
- Carboxymethylated cellulose19 Sep 2023US 11,760,811 B2Nippon Paper Industries Co., Ltd.
- Method for manufacturing carboxymethylated cellulose nanofiber22 Aug 2023US 11,732,055 B2Nippon Paper Industries Co., Ltd.
- Fluorine-containing compound30 Oct 2025US 2025/0333902 A1Daikin Industries, Ltd.
- Fiber-treating agent2 Oct 2025US 2025/0305210 A1Kao Corporation
- Elastic conductive fiber and method for preparing the same22 Aug 2024US 2024/0279869 A1Southern Taiwan University of Science and Technology
- Porous polymeric cellulose prepared via cellulose crosslinking30 Nov 2023US 2023/0383013 A1Nanopareil, LLC
- Water-repellent woven or knitted article, production method for same, and garment24 Mar 2022US 2022/0090314 A1Toray Industries, Inc.
Most cited
By later US patents
- Carpet treatment83US 4,264,484 AMinnesota Mining and Manufacturing Company · 1981
- Aqueous dispersions of perfluoroalkyl esters for treating textiles51US 4,029,585 AE. I. Du Pont de Nemours and Company · 1977
- Soil resistant yarn finish composition for synthetic organic polymer yarn40US 4,192,754 AAllied Chemical Corporation · 1980
- Textile treatments37US 4,401,780 AMinnesota Mining and Manufacturing Company · 1983
- Aqueous anti-soiling composition36US 5,714,082 AMinnesota Mining and Manufacturing Company · 1998