C07C 49/657
Containing six-membered aromatic rings
Official title: containing six-membered aromatic rings
C07C49/657 (Containing six-membered aromatic rings) appears on 384 US grants and 168 published applications in this corpus.
Search patents in C07C- Granted patents
- 384
- Published applications
- 168
- Assignees
- 209
- Inventors
- 840
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 16 | 0 |
| 1977 | 19 | 0 |
| 1978 | 8 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 5 | 0 |
| 1983 | 8 | 0 |
| 1984 | 3 | 0 |
| 1985 | 8 | 0 |
| 1986 | 5 | 0 |
| 1987 | 6 | 0 |
| 1988 | 7 | 0 |
| 1989 | 13 | 0 |
| 1990 | 7 | 0 |
| 1991 | 15 | 0 |
| 1992 | 7 | 0 |
| 1993 | 11 | 0 |
| 1994 | 15 | 0 |
| 1995 | 11 | 0 |
| 1996 | 12 | 0 |
| 1997 | 17 | 0 |
| 1998 | 15 | 0 |
| 1999 | 7 | 0 |
| 2000 | 10 | 0 |
| 2001 | 13 | 4 |
| 2002 | 11 | 7 |
| 2003 | 6 | 9 |
| 2004 | 3 | 9 |
| 2005 | 7 | 10 |
| 2006 | 7 | 10 |
| 2007 | 7 | 7 |
| 2008 | 5 | 7 |
| 2009 | 7 | 14 |
| 2010 | 4 | 6 |
| 2011 | 11 | 8 |
| 2012 | 6 | 11 |
| 2013 | 3 | 11 |
| 2014 | 9 | 4 |
| 2015 | 11 | 4 |
| 2016 | 6 | 7 |
| 2017 | 4 | 8 |
| 2018 | 3 | 6 |
| 2019 | 9 | 3 |
| 2020 | 5 | 5 |
| 2021 | 1 | 3 |
| 2022 | 3 | 1 |
| 2023 | 2 | 6 |
| 2024 | 2 | 4 |
| 2025 | 2 | 3 |
| 2026 | 4 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Compositions containing pterosin compound and derivatives thereof active ingredients for prevention or treatment of degenerative brain diseases14 Jul 2026US 12,678,413 B2Korpharm Co., Ltd.
- Curcusone diterpenoids and uses thereof5 May 2026US 12,617,745 B2Purdue Research Foundation
- Curcuminoids, analogs thereof, and methods of making the same7 Apr 2026US 12,595,222 B2WiSys Technology Foundation, Inc.
- Method for producing fluorenone10 Feb 2026US 12,545,633 B2Mitsubishi Gas Chemical Company, Inc.
- 1,3-cyclohexanedione derivatives and 1,3-cyclopentanedione derivatives as buffering molecules in non-aqueous solutions21 Oct 2025US 12,448,345 B2Okinawa Institute of Science and Technology School Corporation
- Modulators of liver receptor homologue 1 (lrh-1) and uses26 Feb 2026US 2026/0055046 A1Emory University
- 1-aminocyclopropane-1-carboxylic acid oxidase inhibitors (aco-i)4 Dec 2025US 2025/0366472 A1Royal Holloway and Bedford New College
- Anti-Amyloidogenic Curcumin Analogues7 Aug 2025US 2025/0250218 A1MCPHS University
- Anticonvulsant Compounds6 Mar 2025US 2025/0074861 A1Owen-Barry Pharmaceuticals Inc.
- Modulators of liver receptor homologue 1 (lrh-1) and uses7 Nov 2024US 2024/0368066 A1Emory University
Most cited
By later US patents
- Process for the preparation of an olefin polymer239US 5,278,264 AHoechst Aktiengesellschaft · 1994
- Ligands for metals and improved metal-catalyzed processes based thereon143US 6,307,087 B1Massachusetts Institute of Technology · 2001
- Process for the preparation of an olefin polymer137US 5,329,033 AHoechst Aktiengesellschaft · 1994
- Metallocenes containing aryl-substituted indenyl derivatives as ligands, process for their preparation, and their use as catalysts137US 5,770,753 ATargor GmbH · 1998
- Metallocenes containing aryl-substituted indenyl derivatives as ligands, process for their preparation, and their use as catalysts123US 5,840,644 ATargor GmbH · 1998