C08F 4/622
Component covered by group c08f4/62 with an organo-aluminium compound
Official title: Component covered by group C08F4/62 with an organo-aluminium compound {(C08F4/62003 - C08F4/62196 take precedence)}
C08F4/622 (Component covered by group c08f4/62 with an organo-aluminium compound) appears on 11 US grants and 14 published applications in this corpus.
Search patents in C08F- Granted patents
- 11
- Published applications
- 14
- Assignees
- 10
- Inventors
- 71
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2016 | 1 | 1 |
| 2017 | 0 | 2 |
| 2018 | 1 | 1 |
| 2019 | 0 | 5 |
| 2020 | 1 | 2 |
| 2021 | 2 | 0 |
| 2022 | 4 | 0 |
| 2023 | 0 | 2 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 2 | 0 |
By publication year. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Catalyst comprising mixed transition metal compounds, polyolefin prepared using the same, and processes for preparing the same26 May 2026US 12,637,525 B2Hanwha Solutions Corporation
- Polymerization method of ultra high molecular weight polyethylene and method for preparing catalyst thereof28 Apr 2026US 12,612,476 B2Hanwha Totalenergies Petrochemical Co., Ltd.
- Methods to produce heterogeneous polyethylene granules8 Nov 2022US 11,492,428 B2ExxonMobil Chemical Patents Inc.
- Ziegler-Natta catalysts prepared from solid alkoxymagnesium halide supports25 Oct 2022US 11,478,781 B2Chevron Phillips Chemical Company LP
- Process for gas-phase polymerization of olefins19 Jul 2022US 11,390,695 B2Basell Poliolefine Italia S.r.l.
- Amino-benzimidazole catalysts for the preparation of polyolefins20 Jun 2024US 2024/0199777 A1Dow Global Technologies LLC
- Catalyst comprising mixed transition metal compounds, polyolefin prepared using the same, and processes for preparing the same5 Oct 2023US 2023/0312773 A1Hanwha Solutions Corporation
- Polymerization Method Of Ultra High Molecular Weight Polyethylene And Method For Preparing Catalyst Thereof7 Sep 2023US 2023/0279164 A1Hanwha Totalenergies Petrochemical Co., Ltd.
- Ziegler-Natta Catalysts Prepared From Solid Alkoxymagnesium Halide Supports24 Dec 2020US 2020/0398258 A1Chevron Phillips Chemical Company LP
- Process for gas-phase polymerization of olefins30 Jan 2020US 2020/0031957 A1Basell Poliolefine Italia S.r.l.
Most cited
By later US patents