C07C 2529/068
Noble metals
C07C2529/068 (Noble metals) appears on 85 US grants and 73 published applications in this corpus.
Search patents in C07C- Granted patents
- 85
- Published applications
- 73
- Assignees
- 46
- Inventors
- 186
- Latest grant
- 30 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 1 | 2 |
| 2013 | 1 | 2 |
| 2014 | 5 | 7 |
| 2015 | 5 | 9 |
| 2016 | 5 | 7 |
| 2017 | 6 | 4 |
| 2018 | 4 | 8 |
| 2019 | 11 | 7 |
| 2020 | 7 | 7 |
| 2021 | 5 | 6 |
| 2022 | 8 | 5 |
| 2023 | 3 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Process for catalytically converting naphtha to light olefins with predominant modes30 Sep 2025US 12,428,359 B2Uop LLC
- Acidic aromatization catalysts with improved activity and selectivity26 Dec 2023US 11,850,576 B2Chevron Phillips Chemical Company LP
- Base oil synthesis via ionic catalyst oligomerization and waterless separation of the oligomerization catalyst12 Sep 2023US 11,753,355 B2Chevron U.S.A.Inc.
- Methods of preparing an aromatization catalyst16 May 2023US 11,648,541 B2Chevron Phillips Chemical Company LP
- Methods for forming light olefins by cracking4 Oct 2022US 11,459,282 B2Dow Global Technologies LLC
- Process for catalytically converting naphtha to light olefins with predominant modes8 Jan 2026US 2026/0008733 A1Uop LLC
- Hydrogenation-acid catalysis bifunctional catalyst and preparation method and use thereof16 Jan 2025US 2025/0018382 A1China Petroleum & Chemical Corporation
- Process for catalytically converting naphtha to light olefins with predominant modes14 Dec 2023US 2023/0399274 A1Uop LLC
- Improved method for the catalyzed hydroisomerisation of hydrocarbons29 Sep 2022US 2022/0305476 A1Clariant International Ltd.
- Stable, high selectivity catalysts and catalyst systems, and processes for their use11 Aug 2022US 2022/0250046 A1SCG Chemicals Co., Ltd.
Most cited
By later US patents
- Zeolite L with cylindrical morphology47US 4,544,539 AExxon Research & Engineering Co. · 1985
- Xylene isomerization30US 6,028,238 AMobil Oil Corporation · 2000
- Conversion of synthesis gas to hydrocarbon mixtures25US 4,157,338 AMobil Oil Corporation · 1979
- Methods of regenerating aromatization catalysts23US 8,912,108 B2Chevron Phillips Chemical Company LP · 2014
- Para-xylene selective reforming/aromatization17US 5,609,751 AChevron Chemical Company · 1997