C12P 7/54
Acetic acid
Official title: Acetic acid (vinegar C12J)
C12P7/54 (Acetic acid) appears on 374 US grants and 580 published applications in this corpus.
Search patents in C12P- Granted patents
- 374
- Published applications
- 580
- Assignees
- 267
- Inventors
- 1,099
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 0 |
| 2002 | 2 | 1 |
| 2003 | 1 | 3 |
| 2004 | 1 | 2 |
| 2005 | 1 | 2 |
| 2006 | 2 | 4 |
| 2007 | 2 | 6 |
| 2008 | 6 | 13 |
| 2009 | 2 | 16 |
| 2010 | 3 | 22 |
| 2011 | 13 | 26 |
| 2012 | 16 | 28 |
| 2013 | 28 | 57 |
| 2014 | 25 | 52 |
| 2015 | 26 | 40 |
| 2016 | 30 | 43 |
| 2017 | 25 | 33 |
| 2018 | 29 | 21 |
| 2019 | 18 | 39 |
| 2020 | 21 | 26 |
| 2021 | 19 | 36 |
| 2022 | 14 | 22 |
| 2023 | 19 | 23 |
| 2024 | 17 | 27 |
| 2025 | 18 | 25 |
| 2026 | 8 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods and systems for producing organic compounds in a subterranean environment25 Aug 2026US 12,716,334 B2Cemvita Factory, Inc.
- Method of producing carboxylic acid18 Aug 2026US 12,709,763 B2Toray Industries, Inc.
- Use of microbial cell lines to maximize organic acid production7 Jul 2026US 12,674,189 B2J&K Ingredients, LLC
- Aqueous compositions comprising 6-undecanol-esters19 May 2026US 12,629,324 B2Evonik Operations GmbH
- Over-expression of GDS1 in yeast for increased ethanol and decreased acetate production21 Apr 2026US 12,606,599 B2Danisco US Inc.
- Carbon dioxide fixation strain and method for producing metabolites using same10 Sep 2026US 2026/0265788 A1Korea Institute of Science and Technology
- Method for synthesizing caproic acid by carbon chain extension based on two-stage anaerobic fermentation27 Aug 2026US 2026/0250722 A1Taiyuan University of Technology
- Method of recovering acetic acid from fermentation broth or fermentation waste liquor and reusing the same27 Aug 2026US 2026/0250725 A1Cj Cheiljedang Corporation
- Fermentation device for recovering carboxylic acids while reducing greenhouse gas emissions30 Jul 2026US 2026/0218106 A1Shanghai Municipal Engineering Design Institute (Group) Co., Ltd.
- Process and system for carbon capture by microbial fermentation30 Jul 2026US 2026/0218246 A1LanzaTech, Inc.
Most cited
By later US patents
- Process for producing ethanol284US 6,509,180 B1ZeaChem, Inc. · 2003
- Process for producing ethanol226US 6,927,048 B2Zea Chem, Inc. · 2005
- Process for producing ethanol from corn dry milling194US 7,507,562 B2ZeaChem, Inc. · 2009
- Clostridiumm ljungdahlii, an anaerobic ethanol and acetate producing microorganism182US 5,173,429 ABoard of Trustees of the University of Arkansas · 1992
- Process for producing ethanol165US 7,351,559 B2ZeaChem, Inc. · 2008