C07C 2531/04
Containing carboxylic acids or their salts
Official title: containing carboxylic acids or their salts
C07C2531/04 (Containing carboxylic acids or their salts) appears on 202 US grants and 73 published applications in this corpus.
Search patents in C07C- Granted patents
- 202
- Published applications
- 73
- Assignees
- 88
- Inventors
- 418
- Latest grant
- 8 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 6 | 0 |
| 1978 | 4 | 0 |
| 1979 | 5 | 0 |
| 1980 | 4 | 0 |
| 1981 | 7 | 0 |
| 1982 | 5 | 0 |
| 1983 | 10 | 0 |
| 1984 | 8 | 0 |
| 1985 | 9 | 0 |
| 1986 | 6 | 0 |
| 1987 | 8 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 7 | 0 |
| 1993 | 10 | 0 |
| 1994 | 4 | 0 |
| 1995 | 6 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 3 |
| 2002 | 4 | 0 |
| 2003 | 0 | 1 |
| 2004 | 2 | 3 |
| 2005 | 0 | 2 |
| 2006 | 0 | 0 |
| 2007 | 1 | 4 |
| 2008 | 1 | 1 |
| 2009 | 1 | 2 |
| 2010 | 3 | 4 |
| 2011 | 1 | 2 |
| 2012 | 2 | 4 |
| 2013 | 2 | 1 |
| 2014 | 2 | 2 |
| 2015 | 2 | 7 |
| 2016 | 3 | 2 |
| 2017 | 3 | 5 |
| 2018 | 3 | 4 |
| 2019 | 6 | 3 |
| 2020 | 9 | 6 |
| 2021 | 4 | 3 |
| 2022 | 2 | 5 |
| 2023 | 5 | 4 |
| 2024 | 3 | 1 |
| 2025 | 2 | 2 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method of mitigating conversion of volatile terpene species8 Jul 2025US 12,351,546 B2Givaudan SA
- 5G avoidance during LTE-based real-time communications11 Feb 2025US 12,225,611 B2T-Mobile USA, Inc.
- Method for producing cyclic olefin compound21 May 2024US 11,987,538 B2Mitsui Chemicals, Inc.
- Catalyst systems7 May 2024US 11,975,310 B1Saudi Arabian Oil Company
- Method of causing conversion of volatile terpene species19 Mar 2024US 11,932,587 B2Givaudan SA
- Methods of chemical deconstruction and upcycling of polyethylene terephthalate using carbonate compounds1 Oct 2026US 2026/0297003 A1
- Methods for depolymerization of substituted vinyl polymers4 Jun 2026US 2026/0152617 A1Board of Trustees of Michigan State University
- Method of mitigating conversion of volatile terpene species30 Oct 2025US 2025/0333368 A1Givaudan SA
- Selective Transition Metal Catalyzed Deuterium Incorporation Into Alkyne and Alkene Functionalities17 Apr 2025US 2025/0122133 A1Marquette University
- Method of mitigating conversion of volatile terpene species18 Jan 2024US 2024/0018077 A1Givaudan SA
Most cited
By later US patents
- Lubricant104US 4,172,855 AEthyl Corporation · 1979
- Olefin production93US 5,856,257 APhillips Petroleum Company · 1999
- Process for the preparation of alkenylbenzene derivatives or alkenylnaphthalene derivatives60US 4,335,055 ACiba-Geigy Corporation · 1982
- Method of production of improved purity light alpha olefines by ogliomerisation of ethylene57US 5,811,619 AInstitut Francais du Petrole · 1998
- Process for preparing linear alpha-olefins using zirconium adducts as catalysts56US 4,966,874 AExxon Chemical Patents Inc. · 1990