C07C 309/20
Of an acyclic unsaturated carbon skeleton
Official title: of an acyclic unsaturated carbon skeleton
C07C309/20 (Of an acyclic unsaturated carbon skeleton) appears on 79 US grants and 84 published applications in this corpus.
Search patents in C07C- Granted patents
- 79
- Published applications
- 84
- Assignees
- 65
- Inventors
- 234
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 2 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 4 | 5 |
| 2011 | 3 | 5 |
| 2012 | 1 | 5 |
| 2013 | 3 | 3 |
| 2014 | 7 | 7 |
| 2015 | 5 | 4 |
| 2016 | 3 | 6 |
| 2017 | 7 | 8 |
| 2018 | 7 | 6 |
| 2019 | 5 | 4 |
| 2020 | 3 | 6 |
| 2021 | 4 | 2 |
| 2022 | 3 | 4 |
| 2023 | 4 | 5 |
| 2024 | 3 | 5 |
| 2025 | 4 | 0 |
| 2026 | 4 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
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.
- Solid forms of 1-((S)-4-((R)-7-(6-amino-4-methyl-3-(trifluoromethyl)pyridin-2-yl)-6-chloro-8-fluoro-2-(((s)-1-methylpyrrolidin-2-yl)methoxy)quinazolin-4-yl)-3-methylpiperazin-1-yl)prop-2-en-1-one3 Mar 2026US 12,565,485 B2Genentech, Inc.
- Polyanionic surfactants and methods of making and using thereof25 Nov 2025US 12,480,036 B2Chevron U.S.A.Inc.
- Emulsifier and preparation method therefor, and oil-based drilling fluid1 Oct 2026US 2026/0297414 A1China Petroleum & Chemical Corporation
- Processes and intermediates for preparing mcl1 inhibitors26 Feb 2026US 2026/0055068 A1Gilead Sciences, Inc.
- Polyethyleneamine salts of sulphonyl oleic acid and dual functional hydrocarbon fuel additive composition thereof19 Dec 2024US 2024/0417638 A1Hindustan Petroleum Corporation Limited
- Method for obtaining bio-sourced (meth)allylsulfonate alkali salt1 Aug 2024US 2024/0254384 A1Snf Group
- Branched amino acid surfactants30 May 2024US 2024/0174602 A1AdvanSix Resins & Chemicals LLC
Most cited
By later US patents
- Fluorinated sulfonic acids and derivatives thereof22US 4,014,926 ACiba-Geigy Corporation · 1977
- Compound, polymer, and radiation-sensitive composition21US 7,812,105 B2Jsr Corporation · 2010
- Polymorphic compounds and uses thereof20US 10,414,732 B2Aldeyra Therapeutics, Inc. · 2019
- Sulfonated internal olefin surfactant for enhanced oil recovery19US 8,403,044 B2Stepan Company · 2013
- High molecular weight aliphatic hydrocarbon sulfonic acids, sulfonyl chlorides and sulfonamides13US 3,941,834 AThe Standard Oil Company · 1976