D06P 1/653
Nitrogen-free carboxylic acids or their salts
Official title: Nitrogen-free carboxylic acids or their salts {(sulfocarboxylic acids D06P1/626)}
D06P1/653 (Nitrogen-free carboxylic acids or their salts) appears on 140 US grants and 70 published applications in this corpus.
Search patents in D06P- Granted patents
- 140
- Published applications
- 70
- Assignees
- 85
- Inventors
- 289
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 6 | 0 |
| 1996 | 6 | 0 |
| 1997 | 9 | 0 |
| 1998 | 8 | 0 |
| 1999 | 8 | 0 |
| 2000 | 9 | 0 |
| 2001 | 5 | 0 |
| 2002 | 7 | 4 |
| 2003 | 6 | 5 |
| 2004 | 0 | 2 |
| 2005 | 1 | 0 |
| 2006 | 0 | 3 |
| 2007 | 0 | 3 |
| 2008 | 0 | 2 |
| 2009 | 2 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 2 |
| 2012 | 2 | 2 |
| 2013 | 2 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 2 |
| 2016 | 0 | 2 |
| 2017 | 3 | 0 |
| 2018 | 1 | 9 |
| 2019 | 2 | 2 |
| 2020 | 5 | 2 |
| 2021 | 4 | 6 |
| 2022 | 2 | 7 |
| 2023 | 2 | 6 |
| 2024 | 5 | 3 |
| 2025 | 5 | 2 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fiber-bonding liquid -for enhancing hand feel, breathability, and durability of printed apparel17 Feb 2026US 12,553,178 B1
- Colorant composition comprising leucoindigo for coloring fibers and fabrics10 Feb 2026US 12,545,787 B2Laboratoire Biosthétique Kosmetik GmbH & Co. KG
- Pretreatment apparatus, pretreatment method, producing method, and aqueous solution2 Sep 2025US 12,403,710 B2Brother Kogyo Kabushiki Kaisha
- Printing device and non-transitory computer readable storage medium26 Aug 2025US 12,397,565 B2Brother Kogyo Kabushiki Kaisha
- Image forming method20 May 2025US 12,305,051 B2Konica Minolta, Inc.
- Textile Printing Ink Jet Ink Composition And Recording Method1 Oct 2026US 2026/0297352 A1Seiko Epson Corporation
- Textile Printing Ink Jet Composition Set, Ink Jet Textile Printing Method, And Ink Jet Recording Apparatus17 Sep 2026US 2026/0275136 A1Seiko Epson Corporation
- Non-bps mordants for acid-based dyes on textiles27 Aug 2026US 2026/0250906 A1Target Brands, Inc.
- Ink set, fluid applying apparatus, fluid applying method, and printed product8 Jan 2026US 2026/0009177 A1Ricoh Company, Ltd.
- Ink set, liquid discharge apparatus, and liquid discharge method11 Sep 2025US 2025/0282972 A1
Most cited
By later US patents
- Surfactant enhanced dyeing95US 5,593,459 A1997
- Process for photochemical stabilization of polyamide fiber material and mixtures thereof with other fibers: water-soluble copper complex dye and light-stabilizer69US 4,874,391 ACiba-Geigy Corporation · 1989
- Process for photochemical stabilization of undyed and dyed polyamide fibre material and blends thereof with other fibres: copper complex and light stabilizer treatment68US 4,775,386 ACiba-Geigy Corporation · 1988
- Ink jet printing cloth, textile printing process, and print52US 5,698,478 ACanon Kabushiki Kaisha · 1997
- Ink-jet textile printing ink, and ink-jet printing process and instrument making use of the same50US 5,902,387 ACanon Kabushiki Kaisha · 1999