C08F 4/69025
Neutral ligand
Official title: {Neutral ligand}
C08F4/69025 (Neutral ligand) appears on 14 US grants and 16 published applications in this corpus.
Search patents in C08F- Granted patents
- 14
- Published applications
- 16
- Assignees
- 8
- Inventors
- 36
- Latest grant
- 2 Jan 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2016 | 0 | 1 |
| 2017 | 0 | 1 |
| 2018 | 1 | 6 |
| 2019 | 6 | 3 |
| 2020 | 2 | 1 |
| 2021 | 2 | 1 |
| 2022 | 1 | 2 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
By publication year.
Subgroups
Granted patents
Recent patents
- Oligomerization catalyst system activation and related ethylene oligomerization processes and reaction systems2 Jan 2024US 11,859,025 B2Chevron Phillips Chemical Company LP
- Tetraphenylphenoxy tungsten oxo alkylidene complexes and methods of making same and use thereof18 Jul 2023US 11,702,436 B2Verbio Vereinigte Bioenergie AG
- Oligomerization catalyst system activation and related ethylene oligomerization processes and reaction systems8 Mar 2022US 11,267,909 B2Chevron Phillips Chemical Company LP
- Ligand compound, organic chromium compound, catalyst system for olefin oligomerizatin, and method for oligomerizing olefin using same16 Mar 2021US 10,947,256 B2LG Chem, Ltd.
- Oligomerization of ethylene16 Feb 2021US 10,919,819 B2SK Global Chemical Co., Ltd.
- Ligand Compound, Organic Chromium Compound, and Catalyst Composition Including the Same30 Oct 2025US 2025/0333427 A1LG Chem.Ltd.
- Oligomerization Catalyst System Activation And Related Ethylene Oligomerization Processes And Reaction Systems27 Jan 2022US 2022/0025081 A1Chevron Phillips Chemical Company LP
- Oligomerization Catalyst System Activation And Related Ethylene Oligomerization Processes And Reaction Systems20 Jan 2022US 2022/0017660 A1Chevron Phillips Chemical Company LP
- Tetraphenylphenoxy tungsten oxo alkylidene complexes and methods of making same and use thereof21 Jan 2021US 2021/0017207 A1Verbio Vereinigte Bioenergie AG
- Ligand Compound, Organic Chromium Compound, Catalyst System For Olefin Oligomerizatin, And Method For Oligomerizing Olefin Using Same15 Oct 2020US 2020/0325165 A1LG Chem.Ltd.
Most cited
By later US patents
- Process improvements in selective ethylene oligomerizations6US 10,414,699 B2Chevron Phillips Chemical Company LP · 2019
- Process improvements in selective ethylene oligomerizations4US 10,689,312 B2Chevron Phillip Chemical Company, LP · 2020
- Oligomerization catalyst system activation and related ethylene oligomerization processes and reaction systems3US 11,267,909 B2Chevron Phillips Chemical Company LP · 2022
- Ligand compound, organic chromium compound, catalyst system for olefin oligomerization, and method for oligomerizing olefin using same2US 10,745,426 B2LG Chem.Ltd. · 2020
- Ligand compound, organic chromium compound, catalyst system for olefin oligomerizatin, and method for oligomerizing olefin using same2US 10,947,256 B2LG Chem, Ltd. · 2021