C07C 31/28
Metal alcoholates
Official title: Metal alcoholates (titanates, zirconates C07F7/00)
C07C31/28 (Metal alcoholates) appears on 94 US grants and 46 published applications in this corpus.
Search patents in C07C- Granted patents
- 94
- Published applications
- 46
- Assignees
- 66
- Inventors
- 251
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 6 | 0 |
| 1978 | 0 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 6 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 5 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 3 | 3 |
| 2003 | 1 | 2 |
| 2004 | 1 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 3 |
| 2009 | 0 | 3 |
| 2010 | 4 | 1 |
| 2011 | 1 | 2 |
| 2012 | 0 | 0 |
| 2013 | 1 | 2 |
| 2014 | 2 | 1 |
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 3 | 4 |
| 2018 | 2 | 1 |
| 2019 | 0 | 3 |
| 2020 | 2 | 5 |
| 2021 | 3 | 1 |
| 2022 | 4 | 0 |
| 2023 | 2 | 3 |
| 2024 | 2 | 4 |
| 2025 | 1 | 3 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for controlling a reactive distillation column7 Jul 2026US 12,673,909 B2BASF SE
- Process for recovering and reusing depolymerization catalyst16 Sep 2025US 12,415,179 B29449710 Canada Inc.
- Terephthalic acid esters formation27 Aug 2024US 12,071,519 B29449710 Canada Inc.
- Terephthalic acid esters formation27 Aug 2024US 12,071,520 B29449710 Canada Inc.
- Method for the energy-efficient production of sodium and potassium alcoholates25 Apr 2023US 11,634,372 B2Evonik Functional Solutions GmbH
- Method for producing an alkali metal alkoxide1 Jan 2026US 2026/0001826 A1Evonik Operations GmbH
- Improved process for depolymerising polyethylene terephthalate31 Jul 2025US 2025/0243337 A1Evonik Operations GmbH
- Improved method for the depolymerization of polyethylene terephthalate3 Jul 2025US 2025/0215149 A1Evonik Operations GmbH
- Terephthalic acid esters formation12 Jun 2025US 2025/0188245 A19449710 Canada Inc.
- Process for recovering and reusing depolymerization catalyst21 Nov 2024US 2024/0382941 A19449710 Canada Inc.
Most cited
By later US patents
- Reagent and method for decomposing halogenated organic compounds38US 4,337,368 AThe Franklin Institute · 1982
- Alkaline barium alcoholates31US 4,020,115 AThe General Tire & Rubber Company · 1977
- Solutions of organic magnesium compounds containing oxygen in hydrocarbons19US 4,178,300 AStamicarbon B. V. · 1979
- Shape-shifted magnesium alkoxide component for polymerizing olefins19US 5,567,665 AUnion Carbide Chemicals & Plastics Technology Corporation · 1996
- Pharmaceutical compound zinc glycerolate complex prepared by reacting zinc oxide and glycerol16US 4,544,761 A1985