C07C 63/16
1,2 - benzenedicarboxylic acid
Official title: 1,2 - Benzenedicarboxylic acid
C07C63/16 (1,2 - benzenedicarboxylic acid) appears on 23 US grants and 17 published applications in this corpus.
Search patents in C07C- Granted patents
- 23
- Published applications
- 17
- Assignees
- 19
- Inventors
- 51
- Latest grant
- 6 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 2 |
| 2012 | 1 | 1 |
| 2013 | 1 | 2 |
| 2014 | 1 | 0 |
| 2015 | 1 | 2 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 2 |
| 2019 | 2 | 1 |
| 2020 | 0 | 1 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Alkyl enol ether properfume6 May 2025US 12,291,691 B2Firmenich SA
- Modified graphene, method of producing modified graphene, modified graphene-resin composite, modified graphene sheet, and modified graphene dispersion6 Aug 2024US 12,054,617 B2Canon Kabushiki Kaisha
- Modified graphene, method of producing modified graphene, modified graphene-resin composite, modified graphene sheet, and modified graphene dispersion6 Dec 2022US 11,518,889 B2Canon Kabushiki Kaisha
- Processes, products, and compositions having tetraalkylguanidine salt of aromatic carboxylic acid5 Nov 2019US 10,464,876 B2Evonik Degussa GmbH
- Methods for production of aromatic dicarboxylic acids and derivatives thereof9 Apr 2019US 10,252,969 B2Novomer, Inc.
- Alkyl enol ether properfume14 Aug 2025US 2025/0257284 A1
- Modified graphene, method of producing modified graphene, modified graphene-resin composite, modified graphene sheet, and modified graphene dispersion27 Apr 2023US 2023/0127728 A1Canon Kabushiki Kaisha
- Alkyl enol ether properfume4 Nov 2021US 2021/0340462 A1Firmenich SA
- Modified graphene, method of producing modified graphene, modified graphene-resin composite, modified graphene sheet, and modified graphene dispersion27 Aug 2020US 2020/0270463 A1Canon Kabushiki Kaisha
- Methods for Production of Aromatic Dicarboxylic Acids and Derivatives Thereof1 Aug 2019US 2019/0233360 A1Novomer, Inc.
Most cited
By later US patents
- Alkyl aromatic aldehydes23US 6,562,996 B2ExxonMobil Chemical Patents Inc. · 2003
- Oxygen enrichment process for air based gas phase oxidations which use metal oxide redox catalysts17US 5,646,305 APraxair Technology, Inc. · 1997
- Process for making aromatic aldehydes using ionic liquids13US 6,320,083 B1ExxonMobil Chemical Company · 2001
- Separation of toluene from non-aromatic hydrocarbons by extractive distillation12US 4,363,704 A1982
- Basic calcium aluminum hydroxide dicarboxylates, a process for their production and their use11US 5,241,094 ABaerlocher GmbH · 1993