C08F 2420/01
Cp or analog bridged to a non-cp x neutral donor
Official title: Cp or analog bridged to a non-Cp X neutral donor
C08F2420/01 (Cp or analog bridged to a non-cp x neutral donor) appears on 143 US grants and 163 published applications in this corpus.
Search patents in C08F- Granted patents
- 143
- Published applications
- 163
- Assignees
- 46
- Inventors
- 340
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 4 |
| 2004 | 4 | 2 |
| 2005 | 3 | 3 |
| 2006 | 2 | 5 |
| 2007 | 2 | 2 |
| 2008 | 1 | 3 |
| 2009 | 5 | 3 |
| 2010 | 4 | 2 |
| 2011 | 3 | 5 |
| 2012 | 1 | 4 |
| 2013 | 1 | 0 |
| 2014 | 1 | 3 |
| 2015 | 3 | 2 |
| 2016 | 8 | 17 |
| 2017 | 6 | 17 |
| 2018 | 14 | 11 |
| 2019 | 13 | 26 |
| 2020 | 12 | 17 |
| 2021 | 22 | 11 |
| 2022 | 12 | 4 |
| 2023 | 7 | 9 |
| 2024 | 3 | 6 |
| 2025 | 4 | 2 |
| 2026 | 6 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Polyethylene and preparation method thereof2 Jun 2026US 12,643,963 B2LG Chem.Ltd.
- Polyethylene for preparing fiber and preparation method of the same28 Apr 2026US 12,612,475 B2LG Chem.Ltd.
- Polyethylene and method for preparing the same17 Mar 2026US 12,577,336 B2LG Chem.Ltd.
- Modifications of sulfated bentonites and uses thereof in metallocene catalyst systems for olefin polymerization3 Mar 2026US 12,565,543 B2Chevron Phillips Chemical Company LP
- Polyethylene and preparation method thereof27 Jan 2026US 12,534,546 B2LG Chem.Ltd.
- Coupled polyethylenes or copolymers of ethylene and 1,3-diene, and process for the preparation thereof10 Sep 2026US 2026/0265418 A1Centre National De La Recherche Scientifique
- Modifications of sulfated bentonites and uses thereof in metallocene catalyst systems for olefin polymerization4 Jun 2026US 2026/0152582 A1Chevron Phillips Chemical Company LP
- Polymerization process using dual catalyst compositions21 May 2026US 2026/0139083 A1Totalenergies Onetech Belgium
- Polyethylene Resin Composition21 May 2026US 2026/0139129 A1
- Multimodal polymerization processes with multi-catalyst systems26 Feb 2026US 2026/0055213 A1Dow Global Technologies LLC
Most cited
By later US patents
- Silica-coated alumina activator-supports for metallocene catalyst compositions292US 7,884,163 B2Chevron Phillips Chemical Company LP · 2011
- Organochromium/metallocene combination catalysts for producing bimodal resins86US 7,163,906 B2Chevron Phillips Chemical Company LP · 2007
- Olefin trimerisation using a catalyst comprising a source of chromium, molybdenum or tungsten and a ligand containing at least one phosphorous, arsenic or antimony atom bound to at least one (hetero)hydrocarbyl group65US 6,800,702 B2BP Chemicals Limited · 2004
- Low density polyolefin resins with low molecular weight and high molecular weight components, and films made therefrom54US 9,181,370 B2Chevron Phillips Chemical Company LP · 2015
- Silica-coated alumina activator-supports for metallocene catalyst compositions36US 9,346,896 B2Chevron Phillips Chemical Company LP · 2016