C07C 29/19
In six-membered aromatic rings
Official title: in six-membered aromatic rings
C07C29/19 (In six-membered aromatic rings) appears on 106 US grants and 65 published applications in this corpus.
Search patents in C07C- Granted patents
- 106
- Published applications
- 65
- Assignees
- 76
- Inventors
- 337
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 5 | 0 |
| 1981 | 4 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 6 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 6 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 0 |
| 2002 | 3 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 3 |
| 2005 | 1 | 0 |
| 2006 | 0 | 3 |
| 2007 | 2 | 2 |
| 2008 | 2 | 2 |
| 2009 | 1 | 0 |
| 2010 | 2 | 2 |
| 2011 | 1 | 6 |
| 2012 | 1 | 5 |
| 2013 | 3 | 2 |
| 2014 | 2 | 3 |
| 2015 | 8 | 11 |
| 2016 | 6 | 5 |
| 2017 | 3 | 2 |
| 2018 | 3 | 3 |
| 2019 | 1 | 3 |
| 2020 | 3 | 1 |
| 2021 | 3 | 2 |
| 2022 | 1 | 2 |
| 2023 | 4 | 3 |
| 2024 | 2 | 4 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Sustainable polyester from recycled polyethylene terephthalate10 Mar 2026US 12,570,827 B2Shpp Global Technologies B.V.
- Non-cryogenic, ammonia-free reduction of aryl compounds23 Sep 2025US 12,421,178 B2University of Pittsburgh—Of the Commonwealth System of Higher Education
- Method for preparing 2,2-bis(4-hydroxycyclohexyl)propane20 Feb 2024US 11,905,235 B2China Petrochemical Development Corporation, Taipei (Taiwan)
- Non-cryogenic, ammonia-free reduction of aryl compounds9 Jan 2024US 11,866,386 B2University of Pittsburgh—Of the Commonwealth System of Higher Education
- Method for preparing hydrogenated bisphenol A5 Dec 2023US 11,834,395 B2Korea Kumho Petrochemical Co., Ltd.
- Mixtures of meta and para substituted 4-isobutyl-cyclohexane as aroma ingredient23 May 2024US 2024/0166585 A1BASF SE
- Hydrogenation catalyst, preparation method for same, applications thereof, and hydrogenation reaction method18 Apr 2024US 2024/0123432 A1Hunan Changlian New Material Technology Co., Ltd.
- Non-Cryogenic, Ammonia-Free Reduction of Aryl Compounds21 Mar 2024US 2024/0092708 A1University of Pittsburgh—Of the Commonwealth System of Higher Education
- Method for the selective cleavage of a compound comprising an aromatic ring and a c-o-c linkage8 Feb 2024US 2024/0043626 A1Centrale Lille Institut
- Sustainable Polyester from Recycled Polyethylene Terephthalate8 Jun 2023US 2023/0174738 A1Shpp Global Technologies B.V.
Most cited
By later US patents
- Catalysts for hydrogenation of carboxylic acid168US 6,495,730 B1Asahi Kasei Kabushiki Kaisha · 2002
- Analgesic 1-oxa-, aza- and thia-spirocyclic compounds70US 4,438,130 AThe Upjohn Company · 1984
- Liquid-crystalline halogenobenzene derivatives64US 4,405,488 AChisso Corporation · 1983
- Process for reacting an organic compound in the presence of a supported ruthenium catalyst40US 5,936,126 ABASF SE · 1999
- Malodor counteractants37US 4,187,251 A1980