C07D 251/14
With hydrogen or carbon atoms directly attached to at least one ring
Official title: with hydrogen or carbon atoms directly attached to at least one ring carbon atom
C07D251/14 (With hydrogen or carbon atoms directly attached to at least one ring) appears on 1,147 US grants and 1,120 published applications in this corpus.
Search patents in C07D- Granted patents
- 1,147
- Published applications
- 1,120
- Assignees
- 396
- Inventors
- 2,762
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 8 | 0 |
| 1978 | 8 | 0 |
| 1979 | 8 | 0 |
| 1980 | 12 | 0 |
| 1981 | 7 | 0 |
| 1982 | 16 | 0 |
| 1983 | 19 | 0 |
| 1984 | 17 | 0 |
| 1985 | 15 | 0 |
| 1986 | 18 | 0 |
| 1987 | 19 | 0 |
| 1988 | 4 | 0 |
| 1989 | 6 | 0 |
| 1990 | 15 | 0 |
| 1991 | 12 | 0 |
| 1992 | 19 | 0 |
| 1993 | 14 | 0 |
| 1994 | 16 | 0 |
| 1995 | 14 | 0 |
| 1996 | 30 | 0 |
| 1997 | 22 | 0 |
| 1998 | 30 | 0 |
| 1999 | 25 | 0 |
| 2000 | 25 | 0 |
| 2001 | 31 | 8 |
| 2002 | 26 | 22 |
| 2003 | 16 | 37 |
| 2004 | 12 | 27 |
| 2005 | 21 | 23 |
| 2006 | 14 | 18 |
| 2007 | 14 | 17 |
| 2008 | 7 | 15 |
| 2009 | 14 | 25 |
| 2010 | 9 | 31 |
| 2011 | 17 | 29 |
| 2012 | 19 | 29 |
| 2013 | 17 | 27 |
| 2014 | 20 | 29 |
| 2015 | 30 | 41 |
| 2016 | 24 | 52 |
| 2017 | 49 | 81 |
| 2018 | 38 | 64 |
| 2019 | 52 | 68 |
| 2020 | 41 | 66 |
| 2021 | 40 | 59 |
| 2022 | 52 | 93 |
| 2023 | 60 | 101 |
| 2024 | 50 | 70 |
| 2025 | 59 | 55 |
| 2026 | 29 | 33 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Compound, material for organic electroluminescent element, organic electroluminescent element and electronic device29 Sep 2026US 12,751,204 B2Idemitsu Kosan Co., Ltd.
- Process for preparing N,N′-bis(2,2,6,6-tetramethylpiperidin-4-yl)hexane-1,6-diamine25 Aug 2026US 12,715,845 B2BASF SE
- Cyclic azine compound, material for organic light emitting diode, electron transport material for organic light emitting diode, and organic light emitting diode14 Jul 2026US 12,679,821 B2Sagami Chemical Research Institute
- Heteroaryl compounds and therapeutic uses thereof in conditions associated with the alteration of the activity of beta-glucocerebrosidase23 Jun 2026US 12,661,342 B2Gt Gain Therapeutics SA
- Organic material composition and applications thereof23 Jun 2026US 12,662,472 B2Ningbo Lumilan Advanced Materials Co., Ltd.
- Ortho-phthalaldehyde-functionalized ultravioletabsorbers and visible chromophores for semi-permanent topical applications1 Oct 2026US 2026/0297038 A1The Regents of the University of Colorado, a body corporate
- Organic electroluminescent element and electronic device1 Oct 2026US 2026/0297107 A1Idemitsu Kosan Co., Ltd.
- Triazine compound and method for producing same27 Aug 2026US 2026/0250255 A1Shin-Etsu Chemical Co., Ltd.
- Nitrogen-containing hetreocycles for organic electroluminescent devices27 Aug 2026US 2026/0255779 A1Merck Patent GmbH
- Multi-photoprotective compounds and uses thereof20 Aug 2026US 2026/0240740 A1Skinosive
Most cited
By later US patents
- Medicaments for the treatment of disorders of lipometabolism and their use138US 4,405,644 ABayer Aktiengesellschaft · 1983
- Herbicidal sulfonamides124US 4,127,405 AE. I. Du Pont de Nemours and Company · 1978
- Radiation-sensitive copying composition118US 4,189,323 AHoechst Aktiengesellschaft · 1980
- Herbicidal sulfonamides102US 4,169,719 AE. I. Du Pont de Nemours and Company · 1979
- 1N-alkyl-N-arylpyrimidinamines and derivatives thereof89US 6,107,301 ADuPont Pharmaceuticals Company · 2000