C07D 495/20
Spiro-condensed systems
C07D495/20 (Spiro-condensed systems) appears on 95 US grants and 135 published applications in this corpus.
Search patents in C07D- Granted patents
- 95
- Published applications
- 135
- Assignees
- 94
- Inventors
- 516
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 2 |
| 2004 | 2 | 0 |
| 2005 | 0 | 1 |
| 2006 | 3 | 5 |
| 2007 | 0 | 4 |
| 2008 | 0 | 1 |
| 2009 | 2 | 1 |
| 2010 | 3 | 5 |
| 2011 | 2 | 5 |
| 2012 | 7 | 8 |
| 2013 | 4 | 5 |
| 2014 | 5 | 6 |
| 2015 | 2 | 6 |
| 2016 | 8 | 5 |
| 2017 | 9 | 9 |
| 2018 | 3 | 8 |
| 2019 | 3 | 12 |
| 2020 | 6 | 7 |
| 2021 | 10 | 7 |
| 2022 | 4 | 9 |
| 2023 | 2 | 7 |
| 2024 | 6 | 7 |
| 2025 | 6 | 6 |
| 2026 | 1 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Heteroaryl compounds as inhibitors of programmed necrosis pathway, composition and method using the same28 Apr 2026US 12,612,413 B2Accro Bioscience (HK) Limited
- Pyrano[4,3-b]indole derivatives as alpha-1-antitrypsin modulators for treating alpha-1-antitrypsin deficiency (AATD)23 Dec 2025US 12,502,376 B2Vertex Pharmaceuticals Incorporated
- Inhibitors of APOL1 and methods of using same23 Sep 2025US 12,421,249 B2Vertex Pharmaceuticals Incorporated
- KRAS modulators and uses thereof23 Sep 2025US 12,421,254 B2Quanta Therapeutics, Inc.
- Thioxanthone derivatives, composition comprising the same and pattern forming method comprising said composition26 Aug 2025US 12,398,152 B2Lintfield Limited
- Compounds as sumo activating enzyme inhibitors1 Oct 2026US 2026/0297109 A1Wigen Biomedicine Technology (Shanghai) Co., Ltd.
- Substituted thiophene fused derivatives, compositions comprising the same and their use as pharmaceuticals24 Sep 2026US 2026/0285829 A1Neurasic Therapeutics Inc.
- High-Performance Organic Electroluminescent Device and Compound Thereof27 Aug 2026US 2026/0250298 A1Boe Technology Group Co., Ltd.
- Compounds as prmt5 degraders and uses thereof13 Aug 2026US 2026/0234145 A1
- Kras inhibitors6 Aug 2026US 2026/0224589 A1Erasca, Inc.
Most cited
By later US patents
- Opioid agonist compounds78US 5,225,417 AG. D. Searle & Co. · 1993
- Opioid agonist compounds63US 5,354,863 AG. D. Searle & Co. · 1994
- Bromodomain inhibitors and uses thereof50US 9,249,161 B2Constellation Pharmaceuticals, Inc. · 2016
- Recording material containing leuco dye30US 4,775,656 AFuji Photo Film Co., Ltd. · 1988
- Multicyclic compounds and methods of use thereof16US 8,710,245 B2Psychogenics, Inc. · 2014