C08F 4/6548
Magnesium or compounds thereof, not provided for in c08f4/6543 or c08f4/6546
Official title: {magnesium or compounds thereof, not provided for in C08F4/6543 or C08F4/6546}
C08F4/6548 (Magnesium or compounds thereof, not provided for in c08f4/6543 or c08f4/6546) appears on 19 US grants and 22 published applications in this corpus.
Search patents in C08F- Granted patents
- 19
- Published applications
- 22
- Assignees
- 17
- Inventors
- 59
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 0 | 1 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 2 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 2 | 2 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 3 |
| 2020 | 1 | 1 |
| 2021 | 1 | 2 |
| 2022 | 3 | 2 |
| 2023 | 3 | 4 |
| 2024 | 2 | 1 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Polymers with low levels of volatile organic compounds and methods of making such polymers22 Sep 2026US 12,742,026 B2ExxonMobil Chemical Patents Inc.
- Random propylene polymer composition and use in extrusion blow moulding25 Feb 2025US 12,234,351 B2Borealis AG
- Solid catalyst component for olefin polymerization24 Dec 2024US 12,173,107 B2Sumitomo Chemical Company, Limited
- Solid catalyst component for olefin polymerization16 Jul 2024US 12,037,441 B2Sumitomo Chemical Company, Limited
- Process of preparing polyolefin with the discontinuous addition of a thermal runaway reducing agent3 Oct 2023US 11,773,192 B2Sabic Global Technologies B.V.
- Polyethylene Resin Composition31 Jul 2025US 2025/0243305 A1LG Chem.Ltd.
- Multimodal polyethylene15 Feb 2024US 2024/0052145 A1Sabic Global Technologies B.V.
- Solid catalyst component for olefin polymerization, method for producing solid catalyst component for olefin polymerization, catalyst for olefin polymerization, method for producing olefin polymer particle and olefin polymer particle30 Nov 2023US 2023/0383024 A1Toho Titanium Co., Ltd.
- Solid catalyst component for olefin polymerization28 Sep 2023US 2023/0303729 A1Sumitomo Chemical Company, Limited
- Solid catalyst component for olefin polymerization28 Sep 2023US 2023/0303730 A1Sumitomo Chemical Company, Limited
Most cited
By later US patents
- Catalyst component comprising magnesium, titanium, a halogen and an electron donor, its preparation and use3US 6,703,455 B1W. R. Grace & Co.-Conn. · 2004
- Process for manufacture of low emission heterophasic polypropylene1US 10,995,158 B2Sabic Global Technologies B.V. · 2021
- Process of preparing polyolefin with the discontinuous addition of a thermal runaway reducing agent1US 11,384,166 B2Sabic Global Technologies B.V. · 2022
- Catalyst component comprising magnesium, titanium, a halogen and an electron donor, its preparation and use1US 6,706,655 B2Borealis Technology Oy · 2004