B01J 31/2438
And further hetero atoms as ring members, excluding the positions adjacent to
Official title: {and further hetero atoms as ring members, excluding the positions adjacent to P}
B01J31/2438 (And further hetero atoms as ring members, excluding the positions adjacent to) appears on 37 US grants and 39 published applications in this corpus.
Search patents in B01J- Granted patents
- 37
- Published applications
- 39
- Assignees
- 21
- Inventors
- 98
- Latest grant
- 8 Oct 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 1 | 2 |
| 2003 | 1 | 1 |
| 2004 | 1 | 1 |
| 2005 | 1 | 2 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 2 | 2 |
| 2016 | 1 | 2 |
| 2017 | 1 | 0 |
| 2018 | 0 | 6 |
| 2019 | 6 | 4 |
| 2020 | 4 | 3 |
| 2021 | 3 | 3 |
| 2022 | 5 | 4 |
| 2023 | 3 | 4 |
| 2024 | 5 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 2 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Metal complex, intermediate, and preparation method and application thereof8 Oct 2024US 12,110,302 B2Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences
- Butadiene telomerization catalyst preparation and use thereof4 Jun 2024US 11,999,674 B2Dow Global Technologies LLC
- Method for producing cyclic olefin compound21 May 2024US 11,987,538 B2Mitsui Chemicals, Inc.
- Chromium complex and catalyst therefrom13 Feb 2024US 11,896,965 B2Dow Global Technologies LLC
- Oligomerization catalyst system activation and related ethylene oligomerization processes and reaction systems2 Jan 2024US 11,859,025 B2Chevron Phillips Chemical Company LP
- Catalyst system and method for carbonylation reaction23 Jul 2026US 2026/0208174 A1Shandong Nhu Fine Chemical Science and Technology Company Ltd.
- Cyclic biaryl phosphines as ligands for palladium-containing catalysts in cross-coupling reactions11 Jun 2026US 2026/0158481 A1Heraeus Precious Metals GmbH & Co. KG
- Butadiene telomerization catalyst preparation and use thereof19 Oct 2023US 2023/0331643 A1Dow Global Technologies LLC
- Method for producing cyclic olefin compound13 Jul 2023US 2023/0219868 A1Mitsui Chemicals, Inc.
- Chromium complex and catalyst therefrom13 Apr 2023US 2023/0112954 A1Dow Global Technologies LLC
Most cited
By later US patents
- Process for the carbonylation of pentenenitrile13US 6,743,911 B2Shell Oil Company · 2004
- Process for the carbonylation of pentenenitrile12US 7,026,473 B2Shell Oil Company · 2006
- Oligomerization reactions using aluminoxanes10US 10,464,862 B2Chevron Phillips Chemical Company LP · 2019
- Valeraldehyde and process for its preparation4US 6,342,605 B12002
- Oligomerization catalyst system activation and related ethylene oligomerization processes and reaction systems3US 11,267,909 B2Chevron Phillips Chemical Company LP · 2022