C08F 297/04
Polymerising vinyl aromatic monomers and conjugated dienes
Official title: polymerising vinyl aromatic monomers and conjugated dienes
C08F297/04 (Polymerising vinyl aromatic monomers and conjugated dienes) appears on 936 US grants and 798 published applications in this corpus.
Search patents in C08F- Granted patents
- 936
- Published applications
- 798
- Assignees
- 233
- Inventors
- 1,688
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 4 | 0 |
| 1978 | 12 | 0 |
| 1979 | 4 | 0 |
| 1980 | 6 | 0 |
| 1981 | 12 | 0 |
| 1982 | 6 | 0 |
| 1983 | 10 | 0 |
| 1984 | 8 | 0 |
| 1985 | 5 | 0 |
| 1986 | 7 | 0 |
| 1987 | 7 | 0 |
| 1988 | 6 | 0 |
| 1989 | 9 | 0 |
| 1990 | 12 | 0 |
| 1991 | 11 | 0 |
| 1992 | 15 | 0 |
| 1993 | 29 | 0 |
| 1994 | 28 | 0 |
| 1995 | 29 | 0 |
| 1996 | 23 | 0 |
| 1997 | 21 | 0 |
| 1998 | 18 | 0 |
| 1999 | 13 | 0 |
| 2000 | 20 | 0 |
| 2001 | 25 | 2 |
| 2002 | 30 | 14 |
| 2003 | 23 | 39 |
| 2004 | 16 | 38 |
| 2005 | 23 | 55 |
| 2006 | 26 | 43 |
| 2007 | 36 | 40 |
| 2008 | 15 | 25 |
| 2009 | 26 | 24 |
| 2010 | 31 | 31 |
| 2011 | 24 | 21 |
| 2012 | 12 | 14 |
| 2013 | 15 | 17 |
| 2014 | 18 | 17 |
| 2015 | 18 | 26 |
| 2016 | 22 | 25 |
| 2017 | 28 | 37 |
| 2018 | 23 | 38 |
| 2019 | 25 | 37 |
| 2020 | 27 | 52 |
| 2021 | 28 | 43 |
| 2022 | 29 | 51 |
| 2023 | 25 | 41 |
| 2024 | 35 | 31 |
| 2025 | 26 | 23 |
| 2026 | 6 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for producing block copolymer6 Oct 2026US 12,753,264 B2Nippon Soda Co., Ltd.
- Hydrogenated copolymer, resin composition, molded article, and adhesive film2 Jun 2026US 12,643,974 B2Asahi Kasei Kabushiki Kaisha
- Resin composition, stretchable film, sheet and tube2 Jun 2026US 12,643,998 B2Zeon Corporation
- Synthesis for producing ordered polyblock copolymers having a controllable molecular weight distribution24 Mar 2026US 12,583,978 B2Forschungszentrum Julich GmbH
- Resin composition, method for producing modified hydrogenated block copolymer, and molded article17 Mar 2026US 12,577,390 B2Asahi Kasei Kabushiki Kaisha
- Method for Producing Copolymer Having Improved Oil Retainability27 Aug 2026US 2026/0250429 A1Kuraray Co., Ltd.
- Polymer compositions for photovoltaic modules20 Aug 2026US 2026/0242526 A1Kraton Corporation
- Conjugated diene - vinyl aromatic hydrocarbon copolymer and method thereof20 Aug 2026US 2026/0242575 A1TSRC Corporation
- Solid electrolyte membrane and all-solid batteries comprising the same6 Aug 2026US 2026/0229593 A1Korea Kumho Petrochemical Co., Ltd.
- Polymer composition comprising a thermoplastic elastomer and a hydrocarbon plasticizer resin23 Jul 2026US 2026/0209505 A1Compagnie Generale Des Etablissements Michelin
Most cited
By later US patents
- Drug delivery compositions and medical devices containing block copolymer375US 6,545,097 B2SciMed Life Systems, Inc. · 2003
- Shape memory polymer resin, composition and the shape memorizing molded product thereof250US 5,189,110 AAsahi Kasei Kogyo Kabushiki Kaisha · 1993
- Process for the preparation of a block copolymer composition172US 5,994,476 AKorea Kumbo Petrochemical Co., Ltd. · 1999
- Asymmetric block copolymers and corresponding adhesive formulations125US 4,391,949 AShell Oil Company · 1983
- Assymetric block copolymers and corresponding adhesive formulations110US 4,444,953 AShell Oil Company · 1984