C08F 4/607
Catalysts containing a specific non-metal or metal-free compound
Official title: Catalysts containing a specific non-metal or metal-free compound {(C08F4/60003 - C08F4/60196 take precedence)}
C08F4/607 (Catalysts containing a specific non-metal or metal-free compound) appears on 17 US grants and 25 published applications in this corpus.
Search patents in C08F- Granted patents
- 17
- Published applications
- 25
- Assignees
- 16
- Inventors
- 79
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 2 |
| 2018 | 0 | 7 |
| 2019 | 1 | 6 |
| 2020 | 7 | 2 |
| 2021 | 3 | 2 |
| 2022 | 2 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 2 |
| 2026 | 1 | 0 |
By publication year. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Process for preparing high-reactivity isobutene homo- or copolymers1 Sep 2026US 12,723,113 B2BASF SE
- Production of high melt flow propylene-based polymer and product from same28 May 2024US 11,993,672 B2W. R. Grace & Co.-Conn.
- Polybutadiene, production and use thereof21 Jun 2022US 11,365,270 B2Evonik Operations GmbH
- Process for production of high melt flow propylene-based polymer and product from same22 Feb 2022US 11,254,756 B2W. R. Grace & Co.-Conn.
- Olefin polymerization catalyst carrier, solid catalyst component and use thereof24 Aug 2021US 11,098,142 B2Renqiu Lihe Technology Ltd.
- Polymer Composition Preparation Method and Polymer Composition25 Sep 2025US 2025/0297041 A1LG Chem.Ltd.
- Catalyst composition27 Mar 2025US 2025/0101141 A1Ineos Europe AG
- Process for preparing high-reactivity isobutene homo- or copolymers16 Nov 2023US 2023/0365726 A1BASF SE
- Production of high melt flow propylene-based polymer and product from same9 Jun 2022US 2022/0177611 A1W. R. Grace & Co.-Conn.
- Polyorganosiloxane-containing-rubber latex and production method therefor, polyorganosiloxane-containing-rubber-grafted polymer, powder, resin composition, and molded object11 Nov 2021US 2021/0347981 A1Mitsubishi Chemical Corporation
Most cited
By later US patents
- Process for production of high melt flow propylene-based polymer and product from same7US 10,358,505 B2W. R. Grace & Co.-Conn. · 2019
- Method for producing solid catalyst component for α-olefin polymerization and method for producing α-olefin polymer using the same3US 10,526,427 B2Japan Polypropylene Corporation · 2020
- Polybutadiene, production and use thereof3US 10,851,189 B2Evonik Operations GmbH · 2020
- Polybutadiene, production and use thereof3US 11,365,270 B2Evonik Operations GmbH · 2022
- Process for production of high melt flow propylene-based polymer and product from same1US 11,254,756 B2W. R. Grace & Co.-Conn. · 2022