C07C 219/06
Having the hydroxy groups esterified by carboxylic acids having the esterifying carboxyl
Official title: having the hydroxy groups esterified by carboxylic acids having the esterifying carboxyl groups bound to hydrogen atoms or to acyclic carbon atoms of an acyclic saturated carbon skeleton
C07C219/06 (Having the hydroxy groups esterified by carboxylic acids having the esterifying carboxyl) appears on 263 US grants and 283 published applications in this corpus.
Search patents in C07C- Granted patents
- 263
- Published applications
- 283
- Assignees
- 204
- Inventors
- 795
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 6 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 7 | 0 |
| 1998 | 9 | 0 |
| 1999 | 10 | 0 |
| 2000 | 6 | 0 |
| 2001 | 11 | 0 |
| 2002 | 15 | 7 |
| 2003 | 10 | 20 |
| 2004 | 14 | 8 |
| 2005 | 3 | 5 |
| 2006 | 8 | 7 |
| 2007 | 5 | 4 |
| 2008 | 3 | 3 |
| 2009 | 2 | 8 |
| 2010 | 9 | 11 |
| 2011 | 6 | 5 |
| 2012 | 4 | 6 |
| 2013 | 5 | 7 |
| 2014 | 6 | 7 |
| 2015 | 3 | 9 |
| 2016 | 6 | 16 |
| 2017 | 12 | 15 |
| 2018 | 10 | 11 |
| 2019 | 8 | 10 |
| 2020 | 11 | 12 |
| 2021 | 8 | 11 |
| 2022 | 6 | 14 |
| 2023 | 11 | 16 |
| 2024 | 6 | 20 |
| 2025 | 12 | 28 |
| 2026 | 12 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Spleen-targeted ionizable lipid compound, composition comprising same and use thereof1 Sep 2026US 12,723,016 B2Beijing Carrius Bio Ltd.
- 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
- Lipids and lipid nanoparticle formulations for delivery of nucleic acids30 Jun 2026US 12,667,627 B2Acuitas Therapeutics, Inc.
- Degradable cationic lipid containing a disulfide bond and applications thereof13 Aug 2026US 2026/0234104 A1Xiamen Sinopeg Biotech Co., Ltd.
- Ionizable amine lipids6 Aug 2026US 2026/0225997 A1Intellia Therapeutics, Inc.
- Bis-ester and amide cationic lipids30 Jul 2026US 2026/0216368 A1Sanofi Pasteur Limited
- Surfactant compositions derived from waste streams, and methods30 Jul 2026US 2026/0218053 A1Kemira Oyj
- Rapidly metabolized lipid compound9 Jul 2026US 2026/0193167 A1Beijing Jitai Life Sciences Ltd
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
- Amphipathic PH sensitive compounds and delivery systems for delivering biologically active compounds149US 5,965,434 A1999
- Soft absorbent tissue paper containing a biodegradable quaternized amine-ester softening compound and a temporary wet strength resin148US 5,262,007 AThe Procter & Gamble Company · 1993