C07F 9/6518
Five-membered rings
C07F9/6518 (Five-membered rings) appears on 191 US grants and 129 published applications in this corpus.
Search patents in C07F- Granted patents
- 191
- Published applications
- 129
- Assignees
- 114
- Inventors
- 512
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 6 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 4 | 0 |
| 1982 | 6 | 0 |
| 1983 | 1 | 0 |
| 1984 | 6 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 5 | 0 |
| 1989 | 1 | 0 |
| 1990 | 5 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 5 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 9 | 5 |
| 2002 | 13 | 13 |
| 2003 | 7 | 2 |
| 2004 | 1 | 3 |
| 2005 | 2 | 2 |
| 2006 | 0 | 5 |
| 2007 | 2 | 5 |
| 2008 | 5 | 5 |
| 2009 | 0 | 3 |
| 2010 | 4 | 3 |
| 2011 | 1 | 3 |
| 2012 | 7 | 10 |
| 2013 | 6 | 7 |
| 2014 | 3 | 6 |
| 2015 | 4 | 4 |
| 2016 | 2 | 1 |
| 2017 | 2 | 5 |
| 2018 | 6 | 5 |
| 2019 | 2 | 8 |
| 2020 | 4 | 5 |
| 2021 | 5 | 4 |
| 2022 | 3 | 6 |
| 2023 | 2 | 2 |
| 2024 | 3 | 9 |
| 2025 | 3 | 5 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Bicyclic fused ring derivative or salt thereof and pharmaceutical composition comprising same21 Jul 2026US 12,686,665 B2Yuhan Corporation
- Application of click chemistry for signal amplification in IHC and ISH assays6 Jan 2026US 12,517,132 B2Ventana Medical Systems, Inc.
- Gene delivery agents9 Dec 2025US 12,491,262 B2TIBA Biotech LLC
- Application of click chemistry for signal amplification in IHC and ISH assays29 Jul 2025US 12,372,531 B2Ventana Medical Systems, Inc.
- Quinone methide analog signal amplification4 Feb 2025US 12,215,118 B2Ventana Medical Systems, Inc.
- Novel compound as functional antagonist for s1pr1 and s1pr430 Apr 2026US 2026/0116902 A1Nextgen Bioscience Co., Ltd.
- Gene delivery agents12 Mar 2026US 2026/0069540 A1TIBA Biotech LLC
- Small molecule compounds with phosphorylated aryl structures and use thereof26 Feb 2026US 2026/0055126 A1Hangzhou PhecdaMed Co., Ltd.
- Probe directed to enzyme aldh1a3 and use thereof in the diagnosis of glioblastoma11 Sep 2025US 2025/0281649 A1Universita Degli Studi Del Piemonte Orientale “A. Avogadro”
- Application of click chemistry for signal amplification in ihc and ish assays28 Aug 2025US 2025/0271441 A1Ventana Medical Systems, Inc.
Most cited
By later US patents
- Oligonucleotides, a process for preparing the same and their application as mediators of the action of interferon493US 4,476,301 ACentre National De La Recherche Scientifique · 1984
- Substituted alkanediphosphonic acids and pharmaceutical use159US 4,939,130 ACiba-Geigy Corporation · 1990
- Benzotriazole UV absorbers having enhanced durability107US 6,166,218 ACiba Specialty Chemicals Corporation · 2000
- Neprilysin inhibitors65US 8,481,044 B2Theravance, Inc. · 2013
- 4-Heterocyclyl-4'-vinylstilbenes54US 4,366,189 ACiba-Geigy Corporation · 1982