C08F 4/6497
Containing phosphorus
Official title: {containing phosphorus}
C08F4/6497 (Containing phosphorus) appears on 7 US grants and 10 published applications in this corpus.
Search patents in C08F- Granted patents
- 7
- Published applications
- 10
- Assignees
- 6
- Inventors
- 34
- Latest grant
- 29 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 3 |
| 2021 | 2 | 0 |
| 2022 | 1 | 1 |
| 2023 | 1 | 1 |
| 2024 | 0 | 1 |
| 2025 | 2 | 1 |
By publication year.
Recent patents
- Brush polymer terminated with phosphonate for DSA29 Apr 2025US 12,286,503 B2Merck Patent GmbH
- Process for preparing solid catalyst components for olefin polymerization4 Mar 2025US 12,240,925 B2W. R. Grace & Co.-Conn.
- Catalyst components for propylene polymerization25 Apr 2023US 11,634,520 B2W. R. Grace & Co.-Conn.
- Polyolefin polymer composition23 Aug 2022US 11,421,056 B2W. R. Grace & Co.-Conn.
- Phosphoramidate catalysts for ethylene-based interpolymers9 Nov 2021US 11,168,155 B2Dow Global Technologies LLC
- 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
- Propylene-butene copolymer, preparation method therefor and use thereof7 Dec 2023US 2023/0391907 A1Beijing Research Institute of Chemical Industry, China Petroleum & Chemical Corporation
- Process for preparing solid catalyst components for olefin polymerization15 Sep 2022US 2022/0289881 A1W. R. Grace & Co.-Conn.
- Catalyst Components for Propylene Polymerization10 Sep 2020US 2020/0283553 A1W. R. Grace & Co.-Conn.
Most cited
By later US patents
- Catalyst composition with phosphorus-based donor and method6US 8,614,162 B2Dow Global Technologies LLC · 2013
- Polyolefin polymer composition1US 11,421,056 B2W. R. Grace & Co.-Conn. · 2022
- Catalyst components for propylene polymerization1US 11,634,520 B2W. R. Grace & Co.-Conn. · 2023
- Brush polymer terminated with phosphonate for DSA1US 12,286,503 B2Merck Patent GmbH · 2025