C07C 2527/236
Hydroxy carbonates
C07C2527/236 (Hydroxy carbonates) appears on 8 US grants and 5 published applications in this corpus.
Search patents in C07C- Granted patents
- 8
- Published applications
- 5
- Assignees
- 6
- Inventors
- 31
- Latest grant
- 29 Dec 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 3 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Surface-modified calcium carbonate as carrier for transition metal-based catalysts29 Dec 2020US 10,875,014 B2Omya International AG
- Ferrite catalyst and preparation method thereof15 Aug 2017US 9,731,280 B2Shanghai Huayi Acrylic Acid Co., Ltd.
- Catalysts for the oxidative dehydrogenation of hydrocarbons10 Jun 2003US 6,576,803 B2Union Carbide Chemicals & Plastics Technology Corporation
- Process for the preparation of substituted aromatic compound employing friedel-crafts reaction using a reusable basic anionic clay catalyst15 Apr 2003US 6,548,722 B1Council of Scientific and Industrial Research
- Process for preparation of substituted aromatic compound employing friedel-crafts reaction using a reusable basic anionic clay catalyst25 Feb 2003US 6,525,226 B2Council of Scientific and Industrial Research
- Method for recovering styrene monomers from waste polystyrene6 Jun 2024US 2024/0182663 A1Korea Research Institute of Chemical Technology
- Surface-modified calcium carbonate as carrier for transition metal-based catalysts29 Aug 2019US 2019/0262807 A1Omya International AG
- Ferrite catalyst and preparation method thereof22 May 2014US 2014/0141965 A1Shanghai Huayi Acrylic Acid Co., Ltd.
- Process for preparation of substituted aromatic compound employing friedel-crafts reaction using a reusable basic anionic clay catalyst23 Jan 2003US 2003/0018219 A1Council of Scientific and Industrial Research
- Catalysts for the oxidative dehydrogenation of hydrocarbons21 Nov 2002US 2002/0173420 A1Union Carbide Chemicals & Plastics Technology Corporation
Most cited
By later US patents
- Catalysts for the oxidative dehydrogenation of hydrocarbons93US 6,403,523 B1Union Carbide Chemicals & Plastics Technology Corporation · 2002
- Catalysts for the oxidative dehydrogenation of hydrocarbons75US 6,576,803 B2Union Carbide Chemicals & Plastics Technology Corporation · 2003
- Catalyst for the manufacture of gases containing methane5US 3,941,721 ABASF SE · 1976
- Manufacture of methane5US 3,950,368 ABASF SE · 1976
- Process for the preparation of substituted aromatic compound employing friedel-crafts reaction using a reusable basic anionic clay catalyst4US 6,548,722 B1Council of Scientific and Industrial Research · 2003