C08F 4/7032
Dianionic ligand
Official title: {Dianionic ligand}
C08F4/7032 (Dianionic ligand) appears on 5 US grants and 4 published applications in this corpus.
Search patents in C08F- Granted patents
- 5
- Published applications
- 4
- Assignees
- 6
- Inventors
- 27
- Latest grant
- 30 Mar 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 2 | 0 |
By publication year.
Subgroups
Granted patents
Recent patents
- Polyolefin catalyst and use thereof30 Mar 2021US 10,961,329 B2Shanghai Chemrun Co., Ltd.
- Ethylene homopolymers with a reverse short chain branch distribution30 Mar 2021US 10,961,331 B2Chevron Phillips Chemical Company LP
- Olefin polymerization catalyst and method for producing olefin polymer16 Apr 2019US 10,259,891 B2Japan Polyethylene Corporation
- In situ olefin polymerization catalyst system17 Dec 2013US 8,609,574 B2Promerus, LLC
- Catalysts for polymerizing cyclic olefin4 Jan 2011US 7,863,214 B2LG Chem.Ltd.
- Ethylene Homopolymers with a Reverse Short Chain Branch Distribution25 Jun 2020US 2020/0199265 A1Chevron Phillips Chemical Company LP
- New polyolefin catalyst and use thereof7 Dec 2017US 2017/0349675 A1Shanghai Chemrun Co., Ltd.
- In situ olefin polymerization catalyst system29 Oct 2009US 2009/0270247 A1Promerus, LLC
- Catalysts for polymerizing cyclic olefin26 Apr 2007US 2007/0093624 A1LG Chem.Ltd.
Most cited
By later US patents