C08F 297/023
Using a coupling agent
Official title: {using a coupling agent}
C08F297/023 (Using a coupling agent) appears on 44 US grants and 36 published applications in this corpus.
Search patents in C08F- Granted patents
- 44
- Published applications
- 36
- Assignees
- 35
- Inventors
- 145
- Latest grant
- 9 Sep 2025
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 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 2 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 4 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 3 | 0 |
| 2010 | 1 | 1 |
| 2011 | 1 | 2 |
| 2012 | 0 | 0 |
| 2013 | 2 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 2 | 2 |
| 2017 | 2 | 2 |
| 2018 | 0 | 1 |
| 2019 | 2 | 2 |
| 2020 | 1 | 5 |
| 2021 | 2 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 2 |
| 2024 | 2 | 4 |
| 2025 | 1 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Anionic dispersion polymerization process to make random copolymer rubber9 Sep 2025US 12,410,274 B2Bridgestone Americas Tire Operations, LLC
- Dual composition block copolymers6 Aug 2024US 12,054,613 B2Dynasol Elastómeros, S.A. de C.V.
- Intrinsically non-blocking shrink sleeve material23 Jan 2024US 11,879,059 B2Ineos Styrolution Group GmbH
- Method for producing film5 Sep 2023US 11,745,216 B2Jsr Corporation
- Stabilizing styrenic polymer for quantum dots31 May 2022US 11,345,849 B23M Innovative Properties Company
- Base material and method for producing structure including phase-separated structure1 Jan 2026US 2026/0002045 A1Tokyo Ohka Kogyo.Co., Ltd.
- Thermoplastic elastomer composites, hydrogel composites, and gel polymer electrolyte composites21 Aug 2025US 2025/0263549 A1Colorado State University Research Foundation
- Dual Composition Block Copolymers7 Nov 2024US 2024/0368386 A1Dynasol Elastómeros, S.A. de C.V.
- Multiblock Copolymer, Resin Composition Comprising Same and Methods for Preparing Them24 Oct 2024US 2024/0352176 A1LG Chem.Ltd.
- Anionic dispersion polymerization process to make random copolymer rubber16 May 2024US 2024/0158561 A1Bridgestone Americas Tire Operations, LLC
Most cited
By later US patents
- Liquid star polymers having terminal hydroxyl groups81US 5,594,072 AShell Oil Company · 1997
- Cyclic conjugated diene polymer and method of producing same33US 5,792,824 AAsahi Kasei Kogyo Kabushiki Kaisha · 1998
- Block copolymers of polyolefins with polyurethanes, copolyesters or copolyamides and their use26US 6,072,003 AAdvanced Elastomer Systems, L. P. · 2000
- Diene polymers, process for production, thereof, and rubber compositions containing same16US 4,914,248 AAsahi Kasei Kogyo Kabushiki Kaisha · 1990
- Asymmetrical tin-coupled rubbery polymers, and method of making14US 6,271,317 B1The Goodyear Tire & Rubber Company · 2001