C07C 255/47
To carbon atoms of rings being part of condensed ring systems
Official title: to carbon atoms of rings being part of condensed ring systems
C07C255/47 (To carbon atoms of rings being part of condensed ring systems) appears on 162 US grants and 159 published applications in this corpus.
Search patents in C07C- Granted patents
- 162
- Published applications
- 159
- Assignees
- 82
- Inventors
- 390
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 8 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 1 |
| 2003 | 1 | 5 |
| 2004 | 2 | 3 |
| 2005 | 0 | 7 |
| 2006 | 6 | 5 |
| 2007 | 5 | 3 |
| 2008 | 1 | 3 |
| 2009 | 2 | 3 |
| 2010 | 5 | 6 |
| 2011 | 7 | 7 |
| 2012 | 4 | 4 |
| 2013 | 7 | 11 |
| 2014 | 4 | 11 |
| 2015 | 8 | 13 |
| 2016 | 9 | 5 |
| 2017 | 11 | 8 |
| 2018 | 6 | 12 |
| 2019 | 10 | 6 |
| 2020 | 8 | 14 |
| 2021 | 6 | 5 |
| 2022 | 5 | 5 |
| 2023 | 3 | 6 |
| 2024 | 9 | 8 |
| 2025 | 3 | 4 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fragrance composition27 Jan 2026US 12,534,685 B2Symrise AG
- Modulators of liver receptor homologue 1 (LRH-1) and uses16 Sep 2025US 12,415,770 B2Emory University Office of Technology Transfer
- Antioxidant inflammation modulators: oleanolic acid derivatives with amino and other modifications at C-1715 Jul 2025US 12,358,866 B2Reata Pharmaceuticals Holdings, LLC
- Methods and compositions for terpenoid tricycloalkane synthesis27 May 2025US 12,312,314 B2University of Florida Research Foundation, Inc.
- Organic electric element, display panel comprising the same and display device comprising the same10 Dec 2024US 12,167,680 B2LG Chem.Ltd.
- Light-emitting device including organic compound, electronic apparatus and electronic device including the light-emitting device, and the organic compound14 May 2026US 2026/0136827 A1Samsung Display Co., Ltd.
- Light-emitting device including condensed cyclic compound, electronic apparatus and electronic device each including the light-emitting device, and the condensed cyclic compound7 May 2026US 2026/0130108 A1Samsung Display Co., Ltd.
- Compound, light-emitting device including same, and electronic apparatus and electronic equipment each including same30 Apr 2026US 2026/0123276 A1Samsung Display Co., Ltd.
- Modulators of liver receptor homologue 1 (lrh-1) and uses26 Feb 2026US 2026/0055046 A1Emory University
- Antioxidant inflammation modulators: oleanolic acid derivatives with amino and other modifications at c-1720 Nov 2025US 2025/0353813 A1Reata Pharmaceuticals Holdings, LLC
Most cited
By later US patents
- Adamantylglycine-based inhibitors of dipeptidyl peptidase IV and methods92US 6,995,183 B2Bristol-Myers Squibb Company · 2006
- Therapeutic compounds and methods of use90US 6,326,507 B1Trustees of Dartmouth College · 2001
- Tricyclic-bis-enone derivatives and methods of use thereof88US 7,176,237 B2Trustees of Dartmouth College · 2007
- Therapeutic compounds and methods of use82US 6,552,075 B2Trustees of Dartmouth College · 2003
- Therapeutic compositions and methods of use81US 7,288,568 B2Trustees of Dartmouth College · 2007