C07C 309/22
Containing carboxyl groups bound to the carbon skeleton
Official title: containing carboxyl groups bound to the carbon skeleton
C07C309/22 (Containing carboxyl groups bound to the carbon skeleton) appears on 21 US grants and 22 published applications in this corpus.
Search patents in C07C- Granted patents
- 21
- Published applications
- 22
- Assignees
- 18
- Inventors
- 46
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 2 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 1 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 3 |
| 2017 | 2 | 1 |
| 2018 | 2 | 2 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 3 |
| 2023 | 0 | 2 |
| 2024 | 2 | 2 |
| 2025 | 3 | 0 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hair restructuring association comprising a quaternary ammonium salt and a sulpho-derivative of vegetable fatty acids9 Jun 2026US 12,648,900 B2Greengredients S.r.l.
- Actinic ray-sensitive or radiation-sensitive resin composition, actinic ray-sensitive or radiation-sensitive film, pattern forming method, and method for manufacturing electronic device5 May 2026US 12,619,147 B2FUJIFILM Corporation
- Polyanionic surfactants and methods of making and using thereof17 Mar 2026US 12,577,451 B2Chevron U.S.A.Inc.
- Polyanionic surfactants and methods of making and using thereof25 Nov 2025US 12,480,036 B2Chevron U.S.A.Inc.
- Polyethyleneamine salts of sulphonyl oleic acid and dual functional hydrocarbon fuel additive composition thereof15 Jul 2025US 12,359,141 B2Hindustan Petroleum Corporation Limited
- Polyethyleneamine salts of sulphonyl oleic acid and dual functional hydrocarbon fuel additive composition thereof19 Dec 2024US 2024/0417638 A1Hindustan Petroleum Corporation Limited
- Branched amino acid surfactants30 May 2024US 2024/0174602 A1AdvanSix Resins & Chemicals LLC
- Polyanionic surfactants and methods of making and using thereof19 Oct 2023US 2023/0332037 A1Chevron U.S.A.Inc.
- Polyanionic surfactants and methods of making and using thereof17 Aug 2023US 2023/0257644 A1Chevron U.S.A.Inc.
- Hair restructuring association comprising a quaternary ammonium salt and a sulpho-derivative of vegetable fatty acids20 Oct 2022US 2022/0331217 A1Greengredients S.r.l.
Most cited
By later US patents
- Detergent compositions containing alpha-sulfofatty acid esters and methods of making and using the same8US 6,683,039 B1Huish Detergents, Inc. · 2004
- Amphiphilic compounds with at least two hydrophilic and at least two hydrophobic groups based on dicarboxylic acid diamides3US 5,997,610 AHuels Aktiengesellschaft · 1999
- Unnatural amino acids capable of covalently modifying protein phosphatases and their use as general and specific inhibitors and probes2US 8,445,706 B2Board of Trustees of Northern Illinois University · 2013
- Sulfonium salt, polymer, chemically amplified resist composition using said polymer, and resist patterning process2US 8,835,097 B2Shin-Etsu Chemical Co., Ltd. · 2014
- Process for the manufacture of ester sulfonate pastes of low viscosity1US 4,943,393 AHenkel Kommanditgesellschaft auf Aktien · 1990