C08F 4/6491
Hydrocarbon
Official title: {hydrocarbon}
C08F4/6491 (Hydrocarbon) appears on 30 US grants and 34 published applications in this corpus.
Search patents in C08F- Granted patents
- 30
- Published applications
- 34
- Assignees
- 10
- Inventors
- 119
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 2 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 2 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 3 |
| 2018 | 0 | 5 |
| 2019 | 6 | 4 |
| 2020 | 4 | 4 |
| 2021 | 2 | 2 |
| 2022 | 2 | 6 |
| 2023 | 2 | 2 |
| 2024 | 2 | 1 |
| 2025 | 6 | 1 |
| 2026 | 1 | 2 |
By publication year. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Filled automotive polypropylene composition containing recyclates14 Jul 2026US 12,679,961 B2Borealis AG
- Preparation of catalyst system25 Nov 2025US 12,479,875 B2Borealis AG
- Catalyst system18 Nov 2025US 12,473,320 B2Borealis AG
- Process for preparing polypropylene composition5 Aug 2025US 12,378,330 B2Borealis AG
- Preparation of catalyst system27 May 2025US 12,312,368 B2Borealis AG
- Transparent polypropylene composition20 Aug 2026US 2026/0242584 A1Basell Poliolefine Italia S.r.l.
- Preparation of catalyst system5 Feb 2026US 2026/0035401 A1Borealis AG
- Catalyst system9 Oct 2025US 2025/0313587 A1Borealis AG
- Branched propylene-based polymer and production method therefor6 Jun 2024US 2024/0182609 A1Japan Polypropylene Corporation
- Process for the preparation of an uhmwpe homopolymer12 Oct 2023US 2023/0322969 A1Borealis AG
Most cited
By later US patents
- Propylene-based polymer, method for its production, composition thereof, catalyst component for polymerization, and method for its production16US 6,184,328 B2Showa Denko K. K. · 2001
- Method for making and using a metallocene catalyst system14US 6,534,609 B2Chevron Phillips Chemical Company LP · 2003
- Solid metallocene catalyst system9US 6,852,660 B2Chevron Phillips Chemical Company LP · 2005
- Propylene-based polymer, method for its production, composition thereof, catalyst component for polymerization, and method for its production8US 6,323,298 B1Showa Denko K. K. · 2001
- Pre-polymerized catalyst components for the polymerization of olefins3US 7,223,711 B2Basell Polyolefine GmbH · 2007