C08F 2500/18
Bulk density
C08F2500/18 (Bulk density) appears on 90 US grants and 108 published applications in this corpus.
Search patents in C08F- Granted patents
- 90
- Published applications
- 108
- Assignees
- 28
- Inventors
- 256
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 5 | 20 |
| 2017 | 5 | 22 |
| 2018 | 17 | 17 |
| 2019 | 13 | 13 |
| 2020 | 11 | 8 |
| 2021 | 13 | 15 |
| 2022 | 4 | 4 |
| 2023 | 12 | 5 |
| 2024 | 4 | 2 |
| 2025 | 3 | 1 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Composition comprising a multistage polymer and a (meth)acrylic polymer, its method of preparation and its use2 Jun 2026US 12,643,965 B2Arkema France
- Polyethylene and method for preparing the same17 Mar 2026US 12,577,336 B2LG Chem.Ltd.
- Ethylene/alpha-olefin copolymer with excellent electrical insulation29 Jul 2025US 12,371,517 B2LG Chem.Ltd.
- Process for producing a prepolymerized solid Ziegler-Natta catalyst1 Jul 2025US 12,344,683 B2Borealis AG
- Process for preparing solid catalyst components for olefin polymerization4 Mar 2025US 12,240,925 B2W. R. Grace & Co.-Conn.
- High-performance ziegler catalyst for loop-slurry process13 Nov 2025US 2025/0346693 A1Equistar Chemicals, LP
- Olefin polymer and preparation method therefor14 Mar 2024US 2024/0084057 A1Hanwha Solutions Corporation
- Producing polyolefin products7 Mar 2024US 2024/0076427 A1Univation Technologies, LLC
- Polyethylene and method for preparing the same14 Sep 2023US 2023/0287160 A1LG Chem.Ltd.
- Catalyst and preparation thereof7 Sep 2023US 2023/0279159 A1Borealis AG
Most cited
By later US patents
- Dual catalyst system for producing LLDPE copolymers with a narrow molecular weight distribution and improved processability35US 10,000,594 B2Chevron Phillips Chemical Company LP · 2018
- Dual catalyst system for producing LLDPE copolymers with a narrow molecular weight distribution and improved processability26US 10,442,881 B2Chevron Phillips Chemical Company LP · 2019
- Dilution index21US 9,512,282 B2NOVA Chemicals (International) S.A. · 2016
- Caps and closures19US 9,505,893 B2NOVA Chemicals (International) S.A. · 2016
- Polyethylene for pipes12US 10,604,603 B2Norner Verdandi AS · 2020