C08F 4/649
Organic
Official title: organic
C08F4/649 (Organic) appears on 146 US grants and 175 published applications in this corpus.
Search patents in C08F- Granted patents
- 146
- Published applications
- 175
- Assignees
- 46
- Inventors
- 463
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 2 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 3 |
| 2004 | 1 | 1 |
| 2005 | 1 | 1 |
| 2006 | 1 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 1 |
| 2012 | 1 | 2 |
| 2013 | 3 | 12 |
| 2014 | 4 | 7 |
| 2015 | 10 | 13 |
| 2016 | 8 | 8 |
| 2017 | 7 | 11 |
| 2018 | 15 | 23 |
| 2019 | 12 | 23 |
| 2020 | 16 | 13 |
| 2021 | 17 | 15 |
| 2022 | 14 | 12 |
| 2023 | 10 | 12 |
| 2024 | 7 | 5 |
| 2025 | 12 | 6 |
| 2026 | 3 | 3 |
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
- Catalyst for propylene polymerization, catalyst system for propylene polymerization, and preparation and use thereof9 Jun 2026US 12,649,800 B2PetroChina Company Limited
- Bidentate biarylphenoxy group IV transition metal catalysts for olefin polymerization with chain transfer agents17 Feb 2026US 12,552,879 B2Dow Global Technologies LLC
- Preparation of catalyst system25 Nov 2025US 12,479,875 B2Borealis AG
- Catalyst system18 Nov 2025US 12,473,320 B2Borealis AG
- Transparent polypropylene composition20 Aug 2026US 2026/0242584 A1Basell Poliolefine Italia S.r.l.
- Alpha-nucleated propylene/ethylene/1-butene terpolymer compositions for blown and cast films28 May 2026US 2026/0146151 A1
- Preparation of catalyst system5 Feb 2026US 2026/0035401 A1Borealis AG
- Catalyst system9 Oct 2025US 2025/0313587 A1Borealis AG
- Brush polymer terminated with phosphonate for dsa17 Jul 2025US 2025/0230265 A1Merck Patent GmbH
Most cited
By later US patents
- Solid single site catalysts with high polymerisation activity26US 9,670,293 B2Borealis AG · 2017
- Methods for controlling dual catalyst olefin polymerizations with an alcohol compound24US 8,957,168 B1Chevron Phillips Chemical Company LP · 2015
- Catalyst component23US 10,870,718 B2Borealis AG · 2020
- 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
- Procatalyst composition with substitute 1,2-phenylene aromatic diester internal donor and method16US 8,288,585 B2Dow Global Technologies LLC · 2012