C07C 57/15
Fumaric acid
C07C57/15 (Fumaric acid) appears on 182 US grants and 307 published applications in this corpus.
Search patents in C07C- Granted patents
- 182
- Published applications
- 307
- Assignees
- 203
- Inventors
- 922
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 5 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 3 |
| 2007 | 2 | 2 |
| 2008 | 0 | 2 |
| 2009 | 1 | 2 |
| 2010 | 3 | 7 |
| 2011 | 5 | 7 |
| 2012 | 1 | 9 |
| 2013 | 6 | 13 |
| 2014 | 11 | 18 |
| 2015 | 9 | 11 |
| 2016 | 9 | 19 |
| 2017 | 19 | 10 |
| 2018 | 9 | 16 |
| 2019 | 13 | 8 |
| 2020 | 5 | 17 |
| 2021 | 7 | 11 |
| 2022 | 5 | 17 |
| 2023 | 8 | 34 |
| 2024 | 16 | 37 |
| 2025 | 17 | 40 |
| 2026 | 16 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Psilocybin analogs, salts, compositions, and methods of use15 Sep 2026US 12,735,386 B2Cybin IRL Limited
- Crystal form of compound and fumaric acid, pharmaceutical composition and method for treating coronavirus-induced diseases25 Aug 2026US 12,715,861 B2Beijing Grand Johamu Pharmaceutical Company, Ltd.
- Methods for the preparation of sphingosine 1-phosphate receptor modulators and solid forme thereof11 Aug 2026US 12,703,681 B2Cipla Limited
- Integrin inhibitor and uses thereof26 May 2026US 12,637,462 B2Pliant Therapeutics, Inc.
- Pharmaceutically acceptable salts of sepiapterin26 May 2026US 12,637,465 B2PTC Therapeutics MP, Inc.
- Salt form and crystal form of thienopyrimidine compound, and preparation method therefor and use thereof24 Sep 2026US 2026/0285874 A1Shandong Luye Pharmaceutical Co., Ltd.
- Salts and solid forms of elenestinib17 Sep 2026US 2026/0274850 A1Assia Chemical Industries Ltd.
- Psilocybin analogs, salts, compositions, and methods of use27 Aug 2026US 2026/0250246 A1Cybin IRL Limited
- Lamotrigine Salts, Co-Crystals, and Compositions23 Jul 2026US 2026/0207497 A1Azurity Pharmaceuticals Ireland Limited
- Lamotrigine Salts, Co-Crystals, and Compositions23 Jul 2026US 2026/0207611 A1Azurity Pharmaceuticals Ireland Limited
Most cited
By later US patents
- Crystalline forms of a purine derivative99US 8,889,861 B2Cyclacel Limited · 2014
- Toll like receptor modulator compounds60US 9,670,205 B2Gilead Sciences, Inc. · 2017
- 2-Imidazolines and their use as hypoglycemic agents33US 3,992,403 ASchering Corporation · 1976
- Hydrothermally treated product of compound having hydrotalcite-like crystal structure composition thereof, and use thereof33US 4,629,626 AKyowa Chemical Industry Co., Ltd. · 1986
- Salts of an FGFR inhibitor21US 11,174,257 B2Incyte Corporation · 2021