C07F 9/6552
The oxygen atom being part of a six-membered ring
Official title: {the oxygen atom being part of a six-membered ring}
C07F9/6552 (The oxygen atom being part of a six-membered ring) appears on 398 US grants and 336 published applications in this corpus.
Search patents in C07F- Granted patents
- 398
- Published applications
- 336
- Assignees
- 283
- Inventors
- 1,193
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 6 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 7 | 0 |
| 1988 | 7 | 0 |
| 1989 | 2 | 0 |
| 1990 | 5 | 0 |
| 1991 | 8 | 0 |
| 1992 | 3 | 0 |
| 1993 | 7 | 0 |
| 1994 | 7 | 0 |
| 1995 | 10 | 0 |
| 1996 | 7 | 0 |
| 1997 | 15 | 0 |
| 1998 | 21 | 0 |
| 1999 | 13 | 0 |
| 2000 | 11 | 0 |
| 2001 | 6 | 2 |
| 2002 | 15 | 11 |
| 2003 | 17 | 23 |
| 2004 | 14 | 19 |
| 2005 | 8 | 13 |
| 2006 | 2 | 11 |
| 2007 | 7 | 14 |
| 2008 | 5 | 10 |
| 2009 | 8 | 6 |
| 2010 | 16 | 22 |
| 2011 | 13 | 10 |
| 2012 | 7 | 15 |
| 2013 | 12 | 10 |
| 2014 | 12 | 9 |
| 2015 | 9 | 12 |
| 2016 | 16 | 19 |
| 2017 | 13 | 21 |
| 2018 | 12 | 15 |
| 2019 | 14 | 16 |
| 2020 | 8 | 11 |
| 2021 | 12 | 8 |
| 2022 | 6 | 10 |
| 2023 | 6 | 9 |
| 2024 | 5 | 18 |
| 2025 | 5 | 12 |
| 2026 | 2 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Conjugates including a detectable moiety7 Jul 2026US 12,673,938 B2Ventana Medical Systems, Inc.
- Flavonoid derivative for treating dental caries31 Mar 2026US 12,590,111 B2Muhlbauer Technology GmbH
- Polyethylene pipe23 Sep 2025US 12,421,379 B2BASF SE
- Tetrahydrocannabinol derivatives, preparation method thereof and use thereof19 Aug 2025US 12,391,711 B2Chengdu Baiyu Pharmaceutical Co., Ltd
- Nucleic acid-polypeptide compositions and uses thereof22 Jul 2025US 12,365,704 B2Avidity Biosciences, Inc.
- Conjugates including a detectable moiety1 Oct 2026US 2026/0297063 A1Ventana Medical Systems, Inc.
- Phosphate Prodrugs of Cannabinoids6 Aug 2026US 2026/0224596 A1Emory University
- Modulator for promoting binding of butyrophilin 3a1/2a123 Jul 2026US 2026/0207637 A1Unicet Biotech Co. LLC.
- Electronic switching device11 Jun 2026US 2026/0164910 A1Merck Patent GmbH
- Hydroxyaminophosphinic acid derivatives14 May 2026US 2026/0132157 A1Merck Patent GmbH
Most cited
By later US patents
- 1,3-propane diol esters and ethers and methods for their use in drug delivery162US 6,555,700 B1Scotia Holdings PLC · 2003
- Fatty acid esters as bioactive compounds147US 6,245,811 B1Scotia Holdings PLC · 2001
- Conformationally restricted aromatic inhibitors of microsomal triglyceride transfer protein and method125US 5,760,246 A1998
- Derivatives of 6,8-difluoro-7-hydroxycoumarin122US 5,830,912 AMolecular Probes, Inc. · 1998
- Inhibitors of NAALADase enzyme activity97US 5,795,877 AGuilford Pharmaceuticals Inc. · 1998