C08F 2420/07
Heteroatom-substituted cp, i.e. cp or analog where at least one of the
Official title: Heteroatom-substituted Cp, i.e. Cp or analog where at least one of the substituent of the Cp or analog ring is or contains a heteroatom
C08F2420/07 (Heteroatom-substituted cp, i.e. cp or analog where at least one of the) appears on 201 US grants and 300 published applications in this corpus.
Search patents in C08F- Granted patents
- 201
- Published applications
- 300
- Assignees
- 44
- Inventors
- 504
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 2 | 5 |
| 2006 | 1 | 1 |
| 2007 | 3 | 2 |
| 2008 | 2 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 2 |
| 2013 | 1 | 0 |
| 2014 | 1 | 2 |
| 2015 | 3 | 5 |
| 2016 | 4 | 10 |
| 2017 | 6 | 7 |
| 2018 | 9 | 24 |
| 2019 | 11 | 28 |
| 2020 | 26 | 20 |
| 2021 | 22 | 33 |
| 2022 | 17 | 38 |
| 2023 | 14 | 27 |
| 2024 | 22 | 38 |
| 2025 | 33 | 40 |
| 2026 | 15 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Metallocene compound, catalyst composition comprising the same, and method for preparing olefin polymer using the same5 May 2026US 12,617,881 B2LG Chem.Ltd.
- Polyethylene and its chlorinated polyethylene28 Apr 2026US 12,612,473 B2LG Chem.Ltd.
- Transition metal compound, method for preparing the same, and catalyst composition comprising the same21 Apr 2026US 12,606,574 B2LG Chem.Ltd.
- Isotactic propylene homopolymers and copolymers produced with C1 symmetric metallocene catalysts21 Apr 2026US 12,606,657 B2ExxonMobil Chemical Patents Inc.
- Polypropylene film with improved slip performance14 Apr 2026US 12,600,807 B2Borealis AG
- Glass fiber reinforced polypropylene composition27 Aug 2026US 2026/0250493 A1Borealis AG
- Metallocene Catalyst Compounds Having Ferrocenyl Substituents13 Aug 2026US 2026/0234168 A1
- Process for producing a polypropylene homo- or copolymer23 Jul 2026US 2026/0209403 A1Borealis AG
- Process for producing a polypropylene copolymer23 Jul 2026US 2026/0209410 A1Borealis AG
- Process for producing high-flow heterophasic propylene copolymer compositions16 Jul 2026US 2026/0201093 A1Borealis AG
Most cited
By later US patents
- Vinly-substituted bridged metallocenes111US 5,565,592 APhillips Petroleum Company · 1996
- Polymerization catalysts for producing polymers with low levels of long chain branching82US 7,148,298 B2Chevron Phillips Chemical Company LP · 2006
- Organometal compound catalyst72US 6,833,338 B2Phillips Petroleum Company · 2004
- Metallocenes and processes therefor and therewith66US 5,466,766 APhillips Petroleum Company · 1995
- Polymerization catalysts for producing polymers with low levels of long chain branching42US 7,470,758 B2Chevron Phillips Chemical Company LP · 2008