C07C 2529/50
Of the eroionite or offretite type
Official title: of the eroionite or offretite type, e.g. zeolite T
C07C2529/50 (Of the eroionite or offretite type) appears on 75 US grants and 34 published applications in this corpus.
Search patents in C07C- Granted patents
- 75
- Published applications
- 34
- Assignees
- 31
- Inventors
- 173
- Latest grant
- 28 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 5 | 0 |
| 2000 | 5 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 5 |
| 2003 | 1 | 4 |
| 2004 | 2 | 4 |
| 2005 | 6 | 2 |
| 2006 | 2 | 0 |
| 2007 | 5 | 1 |
| 2008 | 1 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 0 | 3 |
| 2014 | 2 | 2 |
| 2015 | 0 | 0 |
| 2016 | 2 | 1 |
| 2017 | 2 | 2 |
| 2018 | 1 | 0 |
| 2019 | 3 | 2 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 1 |
| 2023 | 2 | 3 |
| 2024 | 2 | 0 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Processes for preparing C2 to C3 hydrocarbons in the presence of a hybrid catalyst28 Oct 2025US 12,454,496 B2Dow Global Technologies LLC
- Catalyst system and light hydrocarbon aromatization method, carbon dioxide hydrogenation process and method for enhancing catalyst lifetime11 Jun 2024US 12,005,430 B2China Energy Investment Corporation Limited
- Hybrid catalysts comprising a zeolite and a mixed metal oxide component for converting syngas into C2 and C3 olefins30 Jan 2024US 11,884,605 B2Dow Global Technologies LLC
- Process and catalyst for low temperature non-oxidative dehydrogenation of propane to propylene23 May 2023US 11,654,420 B2Council of Scientific and Industrial Research
- Integrated process for producing BTX and hydrogen from shale gas with feeding of carbon dioxide14 Feb 2023US 11,578,018 B1Sogang University Research & Business Development Foundation
- Method for producing fuel via lower aromatics30 Jul 2026US 2026/0218066 A1Totalenergies Onetech
- Processes for preparing c2 to c3 hydrocarbons17 Aug 2023US 2023/0256424 A1Dow Global Technologies LLC
- Catalyst system and light hydrocarbon aromatization method, carbon dioxide hydrogenation process and method for enhancing catalyst lifetime10 Aug 2023US 2023/0249163 A1China Energy Investment Corporation Limited
- Processes for preparing c2 to c3 hydrocarbons in the presence of a hybrid catalyst27 Jul 2023US 2023/0234899 A1Dow Global Technologies LLC
- Process and catalyst for low temperature non-oxidative dehydrogenation of propane to propylene6 Jan 2022US 2022/0001359 A1Council of Scientific and Industrial Research
Most cited
By later US patents
- Manufacture of light olefins75US 4,079,095 AMobil Oil Corporation · 1978
- Manufacture of light olefins65US 4,062,905 AMobil Oil Corporation · 1977
- Catalytic conversion of oxygenates to olefins65US 6,046,373 AExxon Chemical Patents Inc. · 2000
- Use of short contact time in oxygenate conversion57US 5,952,538 AExxon Chemical Patents Inc. · 1999
- Methylation of toluene to para-xylene56US 5,994,603 AExxon Chemical Patents Inc. · 1999