C07C 2527/057
Selenium or tellurium
Official title: Selenium or tellurium; Compounds thereof
C07C2527/057 (Selenium or tellurium) appears on 74 US grants and 88 published applications in this corpus.
Search patents in C07C- Granted patents
- 74
- Published applications
- 88
- Assignees
- 23
- Inventors
- 130
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 3 |
| 2011 | 0 | 2 |
| 2012 | 2 | 2 |
| 2013 | 0 | 1 |
| 2014 | 3 | 2 |
| 2015 | 1 | 3 |
| 2016 | 1 | 6 |
| 2017 | 3 | 6 |
| 2018 | 4 | 5 |
| 2019 | 5 | 12 |
| 2020 | 8 | 13 |
| 2021 | 12 | 5 |
| 2022 | 6 | 8 |
| 2023 | 6 | 6 |
| 2024 | 4 | 9 |
| 2025 | 7 | 3 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Feed purification in ethane ODH process16 Jun 2026US 12,655,079 B2NOVA Chemicals (International) S.A.
- Oxygen removal from an ethane ODH product stream using ethanol2 Jun 2026US 12,643,841 B2NOVA Chemicals (International) S.A.
- Process and system for preparing a target compound3 Mar 2026US 12,565,460 B2Clariant International Ltd.
- Process and system for preparing a target compound4 Nov 2025US 12,459,878 B2Clariant International Ltd.
- Process and system for producing a product hydrocarbon28 Oct 2025US 12,454,500 B2Linde Aktiengesellschaft
- Catalytic conversion of carbon dioxide23 Oct 2025US 2025/0326705 A1NOVA Chemicals (International) S.A.
- Making catalysts for oxidative dehydrogenation11 Sep 2025US 2025/0281913 A1NOVA Chemicals (International) S.A.
- Process for the oxidative dehydrogenation of alkanes19 Jun 2025US 2025/0196089 A1Sabic Global Technologies B.V.
- Steam generation in oxidative dehydrogenation28 Nov 2024US 2024/0391854 A1NOVA Chemicals (International) S.A.
- Oxygen removal from an ethane odh product stream using ethanol7 Nov 2024US 2024/0368058 A1NOVA Chemicals (International) S.A.
Most cited
By later US patents
- Method for the oxidative dehydrogenation of ethane46US 7,319,179 B2Consejo Superior de Investigaciones Cientificas · 2008
- Catalyst reactivation23US 4,409,122 AStamicarbon B. V. · 1983
- Methane conversion21US 4,544,785 AAtlantic Richfield Company · 1985
- Supported oxidative dehydrogenation catalyst21US 8,846,996 B2NOVA Chemicals (International) S.A. · 2014
- Process for making catalysts useful for the conversion of paraffins to olefins20US 8,105,971 B2Lummus Technology Inc. · 2012