C07C 2529/22
Noble metals
C07C2529/22 (Noble metals) appears on 75 US grants and 53 published applications in this corpus.
Search patents in C07C- Granted patents
- 75
- Published applications
- 53
- Assignees
- 34
- Inventors
- 202
- Latest grant
- 4 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 1 |
| 2003 | 0 | 2 |
| 2004 | 3 | 1 |
| 2005 | 2 | 3 |
| 2006 | 1 | 3 |
| 2007 | 3 | 1 |
| 2008 | 4 | 2 |
| 2009 | 1 | 2 |
| 2010 | 0 | 1 |
| 2011 | 2 | 1 |
| 2012 | 2 | 1 |
| 2013 | 0 | 3 |
| 2014 | 0 | 2 |
| 2015 | 1 | 0 |
| 2016 | 1 | 4 |
| 2017 | 2 | 2 |
| 2018 | 6 | 4 |
| 2019 | 2 | 3 |
| 2020 | 4 | 5 |
| 2021 | 4 | 5 |
| 2022 | 4 | 3 |
| 2023 | 2 | 1 |
| 2024 | 1 | 1 |
| 2025 | 1 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Catalysts and processes for converting aromatics4 Mar 2025US 12,239,964 B2ExxonMobil Engineering & Technology Company
- Catalysts and processes for converting aromatics15 Oct 2024US 12,115,521 B2ExxonMobil Engineering & Technology Company
- Catalyst for producing C8 aromatic hydrocarbon having reduced ethylbenzene content and preparation method therefor30 May 2023US 11,660,588 B2SK Innovation Co., Ltd.
- Catalyst for converting alkylaromatic hydrocarbon and preparation method thereof16 May 2023US 11,648,544 B2SK Innovation Co., Ltd.
- Supported catalyst and method for preparing light olefin using direct conversion of syngas4 Oct 2022US 11,459,279 B2Dalian Institute of Chemical Physics, Cas
- Methods and systems for improving ethylene yield from iso-pentane feed by reverse isomerization and separation18 Jun 2026US 2026/0167589 A1Sabic Global Technologies B.V.
- Catalyst for producing c8 aromatic hydrocarbon having reduced ethylbenzene content and preparation method thereof8 May 2025US 2025/0144605 A1SK Innovation Co., Ltd.
- Integrated processes and systems for producing para-xylenes19 Sep 2024US 2024/0309280 A1Saudi Arabian Oil Company
- Catalyst for Producing C8 Aromatic Hydrocarbon Having Reduced Ethylbenzene Content and Preparation Method Therefor10 Aug 2023US 2023/0249166 A1SK Innovation Co., Ltd.
- Catalyst for Converting Alkylaromatic Hydrocarbon and Preparation Method Thereof14 Jul 2022US 2022/0219153 A1SK Innovation Co., Ltd.
Most cited
By later US patents
- Process of preparing a catalyst containing activated isomerization sites54US 4,716,137 ATexaco Inc. · 1987
- PSA process with reaction for reversible reactions36US 5,523,326 AUop LLC · 1996
- Shaped catalysts for transalkylation of aromatics for enhanced xylenes production35US 6,815,570 B1Uop LLC · 2004
- Process of preparing ethylbenzene or substituted derivatives thereof34US 5,430,211 AThe Dow Chemical Company · 1995
- Crystalline aluminosilicates and their use in the conversion of methanol to low molecular weight hydrocarbons31US 4,724,275 ANational Distillers and Chemical Corporation · 1988