C08F 4/627
Catalysts containing a specific non-metal or metal-free compound
Official title: Catalysts containing a specific non-metal or metal-free compound {(C08F4/62003 - C08F4/62196 take precedence)}
C08F4/627 (Catalysts containing a specific non-metal or metal-free compound) appears on 4 US grants and 6 published applications in this corpus.
Search patents in C08F- Granted patents
- 4
- Published applications
- 6
- Assignees
- 4
- Inventors
- 15
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2017 | 0 | 1 |
| 2018 | 1 | 1 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 1 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Solid catalyst component for polymerization of olefin and method for producing the same, catalyst for polymerization of olefin and method for producing the same, and method for producing polymer of olefin12 May 2026US 12,624,133 B2Toho Titanium Co., Ltd.
- Brush polymer terminated with phosphonate for DSA29 Apr 2025US 12,286,503 B2Merck Patent GmbH
- Olefin polymerization catalyst carrier, solid catalyst component and use thereof24 Aug 2021US 11,098,142 B2Renqiu Lihe Technology Ltd.
- Method for preparing a solution of a rare-earth alkyl phosphate9 Oct 2018US 10,093,754 B2Korea Kumho Petrochemical Co., Ltd.
- Brush polymer terminated with phosphonate for dsa17 Jul 2025US 2025/0230265 A1Merck Patent GmbH
- Brush polymer terminated with phosphonate for dsa11 Jan 2024US 2024/0010865 A1Merck Patent GmbH
- Solid catalyst component for polymerization of olefin and method for producing the same, catalyst for polymerization of olefin and method for producing the same, and method for producing polymer of olefin25 May 2023US 2023/0159671 A1Toho Titanium Co., Ltd.
- Olefin polymerization catalyst carrier, solid catalyst component and use thereof6 Jun 2019US 2019/0169328 A1Renqiu Lihe Technology Ltd.
- Method for preparing a solution of a rare-earth alkyl phosphate17 May 2018US 2018/0134818 A1Korea Kumho Petrochemical Co., Ltd.
Most cited
By later US patents