C07C 219/04
The carbon skeleton being acyclic and saturated
Official title: the carbon skeleton being acyclic and saturated
C07C219/04 (The carbon skeleton being acyclic and saturated) appears on 520 US grants and 548 published applications in this corpus.
Search patents in C07C- Granted patents
- 520
- Published applications
- 548
- Assignees
- 354
- Inventors
- 1,451
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 7 | 0 |
| 1990 | 8 | 0 |
| 1991 | 11 | 0 |
| 1992 | 5 | 0 |
| 1993 | 17 | 0 |
| 1994 | 6 | 0 |
| 1995 | 9 | 0 |
| 1996 | 8 | 0 |
| 1997 | 15 | 0 |
| 1998 | 14 | 0 |
| 1999 | 14 | 0 |
| 2000 | 17 | 0 |
| 2001 | 13 | 0 |
| 2002 | 17 | 12 |
| 2003 | 13 | 24 |
| 2004 | 16 | 12 |
| 2005 | 6 | 9 |
| 2006 | 10 | 12 |
| 2007 | 7 | 14 |
| 2008 | 4 | 5 |
| 2009 | 7 | 15 |
| 2010 | 14 | 21 |
| 2011 | 8 | 16 |
| 2012 | 11 | 6 |
| 2013 | 9 | 25 |
| 2014 | 10 | 18 |
| 2015 | 16 | 23 |
| 2016 | 26 | 31 |
| 2017 | 31 | 32 |
| 2018 | 20 | 26 |
| 2019 | 15 | 18 |
| 2020 | 19 | 23 |
| 2021 | 18 | 19 |
| 2022 | 14 | 29 |
| 2023 | 17 | 26 |
| 2024 | 17 | 42 |
| 2025 | 22 | 50 |
| 2026 | 20 | 40 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C07C 219/06Having the hydroxy groups esterified by carboxylic acids having the esterifying carboxyl263
- C07C 219/08Having at least one of the hydroxy groups esterified by a carboxylic166
- C07C 219/16Having at least one of the hydroxy groups esterified by an inorganic50
- C07C 219/14Having at least one of the hydroxy groups esterified by a carboxylic49
- C07C 219/10Having at least one of the hydroxy groups esterified by a carboxylic45
- C07C 219/12Having at least one of the hydroxy groups esterified by a carboxylic18
Recent patents
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- Succinic anhydride-derived polyesters as corrosion inhibitors25 Aug 2026US 12,716,028 B2Ecolab USA Inc.
- Nitrogen-branched non-linear pegylated lipid containing a tertiary amine and application thereof18 Aug 2026US 12,708,675 B2Xiamen Sinopeg Biotech Co., Ltd.
- Cationic lipid compounds4 Aug 2026US 12,697,376 B2Guangzhou Anobri Pharmaceutical Co. Ltd
- Novel ionizable lipid and lipid nanoparticle composition using same17 Sep 2026US 2026/0272837 A1MediciBIO Co., Ltd
- Nanomaterials containing constrained lipids and uses thereof13 Aug 2026US 2026/0232587 A1Georgia Tech Research Corporation
- Degradable cationic lipid containing a disulfide bond and applications thereof13 Aug 2026US 2026/0234104 A1Xiamen Sinopeg Biotech Co., Ltd.
- Tricine and citric acid-based cationic lipids with aromatic head groups6 Aug 2026US 2026/0224489 A1Sanofi
- Ionizable amine lipids6 Aug 2026US 2026/0225997 A1Intellia Therapeutics, Inc.
Most cited
By later US patents
- Non-nucleoside linkers for convenient attachment of labels to oligonucleotides using standard synthetic methods234US 5,414,077 AGilead Sciences, Inc. · 1995
- Soft absorbent tissue paper containing a biodegradable quaternized amine-ester softening compound and a permanent wet strength resin157US 5,264,082 AThe Procter & Gamble Company · 1993
- Lipid containing formulations152US 8,642,076 B2Tekmira Pharmaceuticals Corporation · 2014
- Sigma receptor ligands and the use thereof150US 6,057,371 AVirginia Commonwealth University · 2000
- Amphipathic PH sensitive compounds and delivery systems for delivering biologically active compounds149US 5,965,434 A1999