C08J 2323/18
Homopolymers or copolymers of hydrocarbons having four or more carbon atoms
C08J2323/18 (Homopolymers or copolymers of hydrocarbons having four or more carbon atoms) appears on 240 US grants and 337 published applications in this corpus.
Search patents in C08J- Granted patents
- 240
- Published applications
- 337
- Assignees
- 161
- Inventors
- 832
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 3 |
| 2003 | 1 | 6 |
| 2004 | 2 | 3 |
| 2005 | 1 | 2 |
| 2006 | 0 | 2 |
| 2007 | 3 | 5 |
| 2008 | 0 | 5 |
| 2009 | 3 | 5 |
| 2010 | 1 | 6 |
| 2011 | 2 | 6 |
| 2012 | 3 | 8 |
| 2013 | 3 | 9 |
| 2014 | 5 | 10 |
| 2015 | 11 | 21 |
| 2016 | 19 | 41 |
| 2017 | 23 | 28 |
| 2018 | 19 | 23 |
| 2019 | 19 | 23 |
| 2020 | 23 | 17 |
| 2021 | 18 | 19 |
| 2022 | 13 | 23 |
| 2023 | 8 | 14 |
| 2024 | 12 | 23 |
| 2025 | 7 | 24 |
| 2026 | 11 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Curable composition, adhesive, and method of making the same6 Oct 2026US 12,753,297 B23M Innovative Properties Company
- Encapsulation film22 Sep 2026US 12,742,064 B2LG Chem.Ltd.
- Expanded beads comprising high melt strength polypropylene28 Jul 2026US 12,692,377 B2Sabic Global Technologies B.V.
- Resin composition and molded article19 May 2026US 12,630,700 B2Mitsui Chemicals, Inc.
- Imidazoles and imidazolium cations with exceptional alkaline stability21 Apr 2026US 12,606,666 B2Cornell University
- Copolymer composition, method for producing same, and molded article obtained using copolymer composition10 Sep 2026US 2026/0265433 A1Kuraray Co., Ltd.
- Bottlebrush Poly(alpha olefin) Networks6 Aug 2026US 2026/0226212 A1
- Moisture curable silicon polyolefin polymer and process2 Jul 2026US 2026/0184862 A1Dow Global Technologies LLC
- Multi-layer golf balls with increased interlayer adhesion7 May 2026US 2026/0124503 A1Acushnet Company
- Refrigerant-transporting hose and manufacturing method thereof7 May 2026US 2026/0126137 A1
Most cited
By later US patents
- Method of making thermoplastic foamed articles using supercritical fluid74US 5,670,102 AMinnesota Mining and Manufacturing Company · 1997
- Pelletizing aid for polymers58US 5,623,012 AShell Oil Company · 1997
- Shrink films from propylene polymers54US 5,741,563 AExxon Chemical Patents Inc. · 1998
- Ion exchange resins with decreased resistance to ionic conductivity45US 5,539,002 AStonehart Associates Inc. · 1996
- Method of fusing a component to a medical storage of transfer device and container assembly39US 7,198,685 B2Becton, Dickinson and Company · 2007