C07D 498/20
Spiro-condensed systems
C07D498/20 (Spiro-condensed systems) appears on 199 US grants and 260 published applications in this corpus.
Search patents in C07D- Granted patents
- 199
- Published applications
- 260
- Assignees
- 133
- Inventors
- 1,051
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 9 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 1 |
| 2004 | 1 | 2 |
| 2005 | 1 | 4 |
| 2006 | 3 | 3 |
| 2007 | 4 | 6 |
| 2008 | 0 | 2 |
| 2009 | 2 | 4 |
| 2010 | 2 | 10 |
| 2011 | 7 | 17 |
| 2012 | 7 | 18 |
| 2013 | 16 | 12 |
| 2014 | 18 | 24 |
| 2015 | 16 | 16 |
| 2016 | 13 | 16 |
| 2017 | 16 | 22 |
| 2018 | 6 | 7 |
| 2019 | 4 | 9 |
| 2020 | 3 | 6 |
| 2021 | 7 | 14 |
| 2022 | 12 | 11 |
| 2023 | 3 | 18 |
| 2024 | 7 | 10 |
| 2025 | 5 | 17 |
| 2026 | 2 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Urea, amide, and substituted heteroaryl compounds for CBL-B inhibition16 Jun 2026US 12,653,809 B2Nurix Therapeutics, Inc.
- Spiromacrocyclic orexin 2 receptor agonists31 Mar 2026US 12,590,106 B2H. Lundbeck A.S.
- BCL6 inhibitors2 Dec 2025US 12,486,285 B2Cancer Research Technology Limited
- Isoindoline compound, preparation method, pharmaceutical composition and use thereof4 Nov 2025US 12,459,921 B2Shanghai Institute of Materia Medica, Chinese Academy of Sciences
- KHK inhibitors9 Sep 2025US 12,410,160 B2Gilead Sciences, Inc.
- Substituted Tricyclic Compounds23 Jul 2026US 2026/0209247 A1Lupin Limited
- Spiromacrocyclic orexin 2 receptor agonists9 Jul 2026US 2026/0193270 A1H. Lundbeck A.S.
- Macrocyclic sulfonamide modulators23 Apr 2026US 2026/0109711 A1Vertex Pharmaceuticals Incorporated
- An anti-influenza virus derivative and uses thereof16 Apr 2026US 2026/0102418 A1Shijiazhuang Discovery Medicine Technology Co., Ltd
- Khk inhibitors2 Apr 2026US 2026/0092053 A1Gilead Sciences, Inc.
Most cited
By later US patents
- Photochromic compound and articles containing the same178US 4,637,698 APPG Industries, Inc. · 1987
- Photochromic compound132US 5,166,345 AToray Industries, Inc. · 1992
- Photochromic compound and articles containing the same117US 4,931,219 APPG Industries, Inc. · 1990
- Photochromic articles109US 4,913,544 APilkington plc · 1990
- Spiro-isoxazolidine derivatives as cholinergic agents81US 5,073,560 AFisons Limited · 1991