C08F 297/044
Using a coupling agent
Official title: {using a coupling agent}
C08F297/044 (Using a coupling agent) appears on 301 US grants and 254 published applications in this corpus.
Search patents in C08F- Granted patents
- 301
- Published applications
- 254
- Assignees
- 96
- Inventors
- 620
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 8 | 0 |
| 1982 | 4 | 0 |
| 1983 | 5 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 8 | 0 |
| 1994 | 8 | 0 |
| 1995 | 15 | 0 |
| 1996 | 11 | 0 |
| 1997 | 9 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 7 | 0 |
| 2002 | 6 | 1 |
| 2003 | 9 | 10 |
| 2004 | 3 | 12 |
| 2005 | 4 | 20 |
| 2006 | 5 | 14 |
| 2007 | 12 | 8 |
| 2008 | 5 | 11 |
| 2009 | 10 | 12 |
| 2010 | 10 | 11 |
| 2011 | 5 | 4 |
| 2012 | 2 | 5 |
| 2013 | 8 | 5 |
| 2014 | 5 | 4 |
| 2015 | 8 | 7 |
| 2016 | 7 | 8 |
| 2017 | 10 | 17 |
| 2018 | 7 | 8 |
| 2019 | 8 | 8 |
| 2020 | 11 | 19 |
| 2021 | 8 | 12 |
| 2022 | 8 | 25 |
| 2023 | 8 | 15 |
| 2024 | 14 | 10 |
| 2025 | 10 | 4 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Styrenic block copolymers and methods of preparation thereof24 Feb 2026US 12,559,619 B2Kraton Corporation
- Packaged molded article, crosslinking rubber composition, method for producing packaged molded article, method for producing crosslinking rubber composition, and tread for tire25 Nov 2025US 12,479,983 B2Asahi Kasei Kabushiki Kaisha
- Resin composition and molded body7 Oct 2025US 12,435,212 B2Kuraray Co., Ltd.
- Polymeric composition comprising a thermoplastic elastomer with butadiene and styrene blocks and a compatible plasticizer30 Sep 2025US 12,428,552 B2Compagnie Generale Des Etablissements Michelin
- Anionic dispersion polymerization process to make random copolymer rubber9 Sep 2025US 12,410,274 B2Bridgestone Americas Tire Operations, LLC
- 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
- Polymer composition comprising a thermoplastic elastomer and a hydrocarbon plasticizer resin23 Jul 2026US 2026/0209505 A1Compagnie Generale Des Etablissements Michelin
- Hydrogenated Radial Polymer and Oil Composition Containing the Same18 Jun 2026US 2026/0167889 A1Kraton Corporation
- Adhesive agent composition, hot-melt adhesive agent composition, and adhesive agent30 Oct 2025US 2025/0333629 A1Zeon Corporation
Most cited
By later US patents
- Adherent gels, composites, and articles101US 7,193,002 B2Applied Elastomerics, Inc. · 2007
- Conjugated diene/monovinylarene block copolymers with multiple tapered blocks79US 5,290,875 APhillips Petroleum Company · 1994
- Tapered block styrene/butadiene copolymers78US 5,130,377 APhillips Petroleum Company · 1992
- Process for the preparation of block copolymers73US 4,219,627 AThe Firestone Tire & Rubber Company · 1980
- Block copolymers of monovinylarenes and conjugated dienes and preparation thereof73US 5,436,298 APhillips Petroleum Company · 1995