C07D 209/80
[b, c]- or [b, d]-condensed
C07D209/80 ([b, c]- or [b, d]-condensed) appears on 2,456 US grants and 3,053 published applications in this corpus.
Search patents in C07D- Granted patents
- 2,456
- Published applications
- 3,053
- Assignees
- 867
- Inventors
- 6,034
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 30 | 0 |
| 1977 | 13 | 0 |
| 1978 | 10 | 0 |
| 1979 | 11 | 0 |
| 1980 | 15 | 0 |
| 1981 | 21 | 0 |
| 1982 | 17 | 0 |
| 1983 | 13 | 0 |
| 1984 | 7 | 0 |
| 1985 | 14 | 0 |
| 1986 | 11 | 0 |
| 1987 | 12 | 0 |
| 1988 | 15 | 0 |
| 1989 | 25 | 0 |
| 1990 | 18 | 0 |
| 1991 | 35 | 0 |
| 1992 | 16 | 0 |
| 1993 | 19 | 0 |
| 1994 | 11 | 0 |
| 1995 | 14 | 0 |
| 1996 | 20 | 0 |
| 1997 | 28 | 0 |
| 1998 | 33 | 0 |
| 1999 | 18 | 0 |
| 2000 | 20 | 0 |
| 2001 | 24 | 7 |
| 2002 | 50 | 43 |
| 2003 | 24 | 65 |
| 2004 | 44 | 76 |
| 2005 | 37 | 82 |
| 2006 | 37 | 71 |
| 2007 | 40 | 84 |
| 2008 | 33 | 103 |
| 2009 | 41 | 95 |
| 2010 | 51 | 95 |
| 2011 | 68 | 105 |
| 2012 | 81 | 104 |
| 2013 | 83 | 113 |
| 2014 | 76 | 124 |
| 2015 | 108 | 141 |
| 2016 | 94 | 152 |
| 2017 | 118 | 166 |
| 2018 | 108 | 171 |
| 2019 | 151 | 197 |
| 2020 | 111 | 183 |
| 2021 | 103 | 135 |
| 2022 | 107 | 172 |
| 2023 | 139 | 209 |
| 2024 | 103 | 157 |
| 2025 | 101 | 127 |
| 2026 | 78 | 76 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Aromatic amine derivative, and organic electroluminescent element using same6 Oct 2026US 12,753,145 B2Idemitsu Kosan Co., Ltd.
- Monomer isomerization and polymer fluorination for sustainable depolymerizable polymers6 Oct 2026US 12,753,252 B2The University of Akron
- Organic light emitting diode and organic light emitting device including the same6 Oct 2026US 12,757,624 B2LG Display Co., Ltd.
- Tautomeric ligand enables biomimetic C—H hydroxylation with molecular oxygen22 Sep 2026US 12,741,937 B2The Scripps Research Institute
- Compound, and composition for forming hole transporting layer for perovskite solar cells15 Sep 2026US 12,735,395 B2Tokyo Chemical Industry Co., Ltd.
- Compound for organic optoelectronic device, composition for organic optoelectronic device, organic optoelectronic device, and display device8 Oct 2026US 2026/0314259 A1Samsung SDI.Co., Ltd.
- Pyridine-piperazine-based scaffolds as highly potent and selective neurolysin activators1 Oct 2026US 2026/0294897 A1Board of Regents of the University of Nebraska
- Heterocyclic compound and organic light-emitting device comprising same1 Oct 2026US 2026/0305166 A1Lt Materials Co., Ltd.
- Organic electroluminescent material and device thereof24 Sep 2026US 2026/0293519 A1
- Heterocyclic compound and organic light-emitting device comprising same17 Sep 2026US 2026/0274795 A1Lt Materials Co., Ltd.
Most cited
By later US patents
- Oxime ester photoinitiators263US 7,759,043 B2Ciba Specialty Chemicals Corporation · 2010
- Organometallic complexes as phosphorescent emitters in organic LEDs235US 6,830,828 B2The Trustees of Princeton University · 2004
- Fluorescence and delayed fluorescence-type organic light-emitting material and element194US 8,993,129 B2Kyushu University, National University Corporation · 2015
- Light-emitting element192US 9,604,928 B2Semiconductor Energy Laboratory Co.Ltd. · 2017
- Carvedilol187US 7,056,942 B2Teva Pharmaceutical Industries Ltd. · 2006