C07C 29/12
Of esters of mineral acids
Official title: of esters of mineral acids
C07C29/12 (Of esters of mineral acids) appears on 155 US grants and 117 published applications in this corpus.
Search patents in C07C- Granted patents
- 155
- Published applications
- 117
- Assignees
- 95
- Inventors
- 386
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 4 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 6 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 5 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 1 |
| 2002 | 11 | 5 |
| 2003 | 5 | 11 |
| 2004 | 6 | 12 |
| 2005 | 5 | 13 |
| 2006 | 7 | 3 |
| 2007 | 6 | 4 |
| 2008 | 8 | 4 |
| 2009 | 3 | 7 |
| 2010 | 3 | 7 |
| 2011 | 4 | 5 |
| 2012 | 3 | 10 |
| 2013 | 6 | 4 |
| 2014 | 7 | 2 |
| 2015 | 7 | 1 |
| 2016 | 3 | 2 |
| 2017 | 1 | 1 |
| 2018 | 2 | 6 |
| 2019 | 1 | 3 |
| 2020 | 4 | 2 |
| 2021 | 0 | 3 |
| 2022 | 0 | 4 |
| 2023 | 2 | 1 |
| 2024 | 0 | 1 |
| 2025 | 3 | 5 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Process for the preparation of ethylene glycol25 Nov 2025US 12,479,781 B2Shell USA, Inc.
- Process for the preparation of ethylene glycol5 Aug 2025US 12,378,175 B2Shell USA, Inc.
- Brominated flame retardants and polyurethanes containing the same5 Aug 2025US 12,378,380 B2
- Process for the preparation of ethylene glycol7 Nov 2023US 11,807,594 B2Shell USA, Inc.
- Process for preparing ethylene carbonate and ethylene glycol using an alkyl iodide guard bed system23 May 2023US 11,655,230 B2Shell USA, Inc.
- Process For the Production of Dimethyl Ether and Hydrogen from Methane Using a Solid Metal Oxide Reagent21 Aug 2025US 2025/0263361 A1Sulzer Management AG
- Process For the Production of Methanol and Hydrogen from Methane Using a Solid Metal Hydroxide Reagent14 Aug 2025US 2025/0257022 A1Sulzer Management AG
- Method for preparing 3-chlorobicyclo[3.2.1]-3-octen-2-ol31 Jul 2025US 2025/0243137 A1Shandong Weifang Rainbow Chemical Co.,Ltd
- Process For the Production of Methanol and Hydrogen from Methane Using a Liquid Reactant29 May 2025US 2025/0171388 A1Sulzer Management AG
- Process for recovering chemicals in a process for recycling blend textiles20 Mar 2025US 2025/0092217 A1Sanko Tekstil Isletmeleri San. Ve Tic. A. S.
Most cited
By later US patents
- Integrated process for synthesizing alcohols, ethers, and olefins from alkanes79US 6,465,699 B1GRI, Inc. · 2002
- Zone reactor71US 7,361,794 B2GRT, Inc. · 2008
- Process for synthesizing olefin oxides67US 6,403,840 B1GRT, Inc. · 2002
- Zone reactor64US 6,525,230 B2GRT, Inc. · 2003
- Method for producing monoethylene glycol63US 6,080,897 AMitsubishi Chemical Corporation · 2000