C07C 53/122
Propionic acid
C07C53/122 (Propionic acid) appears on 52 US grants and 33 published applications in this corpus.
Search patents in C07C- Granted patents
- 52
- Published applications
- 33
- Assignees
- 40
- Inventors
- 127
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 5 |
| 2012 | 2 | 2 |
| 2013 | 2 | 2 |
| 2014 | 2 | 1 |
| 2015 | 2 | 1 |
| 2016 | 2 | 0 |
| 2017 | 0 | 2 |
| 2018 | 2 | 4 |
| 2019 | 1 | 2 |
| 2020 | 3 | 4 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 2 | 1 |
| 2024 | 1 | 2 |
| 2025 | 2 | 3 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for synthesizing perovskite precursor solution of formamidine-based ionic liquid, celldevice, and solar cell11 Aug 2026US 12,707,875 B2Nanjing Tech University
- Carboxylic acid loaded salt carrier and the method for producing thereof4 Nov 2025US 12,458,581 B2
- Highly accurate de novo polynucleotide synthesis15 Jul 2025US 12,357,959 B2Twist Bioscience Corporation
- Production of bio-based liquefied petroleum gas19 Nov 2024US 12,146,113 B2LanzaTech, Inc.
- Production of bio-based liquefied petroleum gas20 Jun 2023US 11,680,216 B2LanzaTech, Inc.
- Semiconductor photoresist composition and method of forming patterns using the composition11 Jun 2026US 2026/0161071 A1Samsung SDI.Co., Ltd.
- Highly accurate de novo polynucleotide synthesis20 Nov 2025US 2025/0352972 A1Twist Bioscience Corporation
- Method for synthesizing perovskite precursor solution of formamidine-based ionic liquid, celldevice, and solar cell11 Sep 2025US 2025/0287825 A1Nanjing Tech University
- Salt crystals24 Apr 2025US 2025/0129087 A1Intra-Cellular Therapies, Inc.
- Carboxylic acid loaded salt carrier and the method for producing thereof22 Aug 2024US 2024/0277596 A1
Most cited
By later US patents
- Metal propionates for use as animal feed supplements40US 5,707,679 AKemin Industries, Inc. · 1998
- 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
- Method of treating inflammatory bowel disease with tributyrin14US 5,569,680 ATrustees of the Univ. of Penna. · 1996