C07C 53/124
Acids containing four carbon atoms
C07C53/124 (Acids containing four carbon atoms) appears on 34 US grants and 29 published applications in this corpus.
Search patents in C07C- Granted patents
- 34
- Published applications
- 29
- Assignees
- 38
- Inventors
- 102
- Latest grant
- 30 Aug 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 4 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 2 |
| 2012 | 0 | 1 |
| 2013 | 2 | 2 |
| 2014 | 2 | 1 |
| 2015 | 0 | 0 |
| 2016 | 2 | 0 |
| 2017 | 0 | 3 |
| 2018 | 1 | 2 |
| 2019 | 2 | 3 |
| 2020 | 1 | 1 |
| 2021 | 1 | 1 |
| 2022 | 2 | 1 |
| 2023 | 0 | 1 |
| 2024 | 0 | 1 |
| 2025 | 0 | 2 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Rubber-metal adhesion promoter, rubber composition, and tire30 Aug 2022US 11,427,698 B2DIC Corporation
- Multi-step process and system for converting carbon dioxide to multi-carbon products19 Jul 2022US 11,390,954 B2University of Louisville Research Foundation, Inc.
- Preparation of (R)-3-hydroxybutyric acid or its salts by one-step fermentation14 Dec 2021US 11,198,890 B2NNB Nutrition USA, LLC
- Multiple-component solid phases containing at least one active pharmaceutical ingredient28 Apr 2020US 10,633,344 B2The Regents of the University of Michigan
- Preparation of (R)-3-hydroxybutyric acid or its salts by one-step fermentation1 Oct 2019US 10,428,357 B2NNB Nutrition USA, LLC
- Psilocin crystalline forms26 Mar 2026US 2026/0085039 A1TRYP Therapeutics Inc.
- Transition metal cluster compound, photosensitive composition, pattern forming method, and method for producing substrate12 Mar 2026US 2026/0070934 A1Mitsubishi Chemical Corporation
- Psilocin crystalline forms26 Feb 2026US 2026/0055058 A1TRYP Therapeutics Inc.
- Catalytic carboxycarbonylation of alkenes to form anhydrides4 Dec 2025US 2025/0368598 A1Eastman Chemical Company
- Solid-state form of hydrate of calcium oxybate, method of making and use6 Nov 2025US 2025/0340505 A1
Most cited
By later US patents
- Hydroformylation process utilizing an unmodified rhodium catalyst and the stabilization and regeneration thereof26US 4,400,547 AEastman Kodak Company · 1983
- Cerium (IV) catalyst compounds and promoting combustion of hydrocarbon fuels therewith21US 5,449,387 ARhone-Poulenc Chemicals Limited · 1995
- Anti viral, anti bacterial and/or anti fungal composition containing metal oxyalkylate18US 4,407,818 ABio-Systems Research, Inc. · 1983
- Certain complex salts of mono carboxylic acids used as preservatives15US 4,179,522 ABP Chemicals Limited · 1979
- Process for fermentation of syngas from indirect gasification15US 8,759,047 B2Coskata, Inc. · 2014