C07C 219/16
Having at least one of the hydroxy groups esterified by an inorganic
Official title: having at least one of the hydroxy groups esterified by an inorganic acid or a derivative thereof
C07C219/16 (Having at least one of the hydroxy groups esterified by an inorganic) appears on 50 US grants and 70 published applications in this corpus.
Search patents in C07C- Granted patents
- 50
- Published applications
- 70
- Assignees
- 48
- Inventors
- 209
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 2 |
| 2016 | 2 | 4 |
| 2017 | 5 | 3 |
| 2018 | 2 | 4 |
| 2019 | 3 | 4 |
| 2020 | 6 | 3 |
| 2021 | 2 | 1 |
| 2022 | 2 | 8 |
| 2023 | 0 | 2 |
| 2024 | 2 | 11 |
| 2025 | 7 | 11 |
| 2026 | 5 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Amino lipid compound, and preparation method therefor and use thereof30 Jul 2026US 2026/0217645 A1Shenzhen Shenxin Biotechnology Co., Ltd.
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Most cited
By later US patents
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- Selective chemical reactions and polymers of controlled architecture produced thereby34US 6,037,444 ACourtaulds Coatings (Holdings) Limited · 2000
- Cationic lipid34US 9,803,199 B2Daiichi Sankyo Company, Limited · 2017
- Use of cannabidiol prodrugs in topical and transdermal administration with microneedles30US 9,533,942 B2Zynerba Pharmaceuticals, Inc. · 2017