C08F 4/64006
Bidentate ligand
Official title: {Bidentate ligand}
C08F4/64006 (Bidentate ligand) appears on 49 US grants and 56 published applications in this corpus.
Search patents in C08F- Granted patents
- 49
- Published applications
- 56
- Assignees
- 30
- Inventors
- 162
- Latest grant
- 23 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 1 | 3 |
| 2015 | 2 | 1 |
| 2016 | 2 | 1 |
| 2017 | 2 | 3 |
| 2018 | 2 | 5 |
| 2019 | 4 | 3 |
| 2020 | 3 | 11 |
| 2021 | 8 | 3 |
| 2022 | 4 | 11 |
| 2023 | 2 | 6 |
| 2024 | 2 | 3 |
| 2025 | 15 | 3 |
By publication year.
Subgroups
Granted patents
Recent patents
- Biphenol metal complex, preparation method therefor and use thereof23 Dec 2025US 12,503,525 B2Beijing Research Institute of Chemical Industry, China Petroleum & Chemical Corporation
- Long-chain branched ethylene-based polymers16 Dec 2025US 12,497,472 B2Dow Global Technologies LLC
- Spray-dried catalysts containing a germanium-bridged bis-biphenyl-phenoxy organometallic compound for making ethylene-based copolymers9 Dec 2025US 12,492,270 B2Dow Global Technologies LLC
- Transition metal catalysts for olefin polymerization18 Nov 2025US 12,473,383 B2Dow Global Technologies LLC
- Preparation of bimetallic catalyst based on anthracene frameworks and use thereof in olefin high temperature solution polymerization28 Oct 2025US 12,454,587 B2Qingdao University of Science and Technology
- Multi-Block Copolymer and Method for Preparing the Same1 May 2025US 2025/0136742 A1LG Chem.Ltd.
- Borate cocatalysts for polyolefin production24 Apr 2025US 2025/0129191 A1Dow Global Technologies LLC
- Polyolefin compositions featuring in situ blending of an oil extension27 Mar 2025US 2025/0101156 A1ExxonMobil Technology and Engineering Company
- Polyethylene copolymer for a film layer29 Aug 2024US 2024/0287224 A1Borealis AG
- Catalysts18 Jul 2024US 2024/0239925 A1Oxford University Innovation Limited
Most cited
By later US patents
- Methods of preparing a catalyst system23US 9,234,060 B2Univation Technologies, LLC · 2016
- High strength biomodal polyethylene compositions11US 7,193,017 B2Univation Technologies, LLC · 2007
- Process for synthesis of ethylene polymers6US 9,175,108 B2Reliance Industries Limited · 2015
- Compositions and methods for olefin polymerization comprising metal organic frameworks4US 10,442,875 B2Massachusetts Institute of Technology · 2019
- Biaryl phenoxy group iv transition metal catalysts for olefin polymerization3US 11,104,751 B2Dow Global Technologies LLC · 2021