C08J 2425/04
Homopolymers or copolymers of styrene
C08J2425/04 (Homopolymers or copolymers of styrene) appears on 337 US grants and 586 published applications in this corpus.
Search patents in C08J- Granted patents
- 337
- Published applications
- 586
- Assignees
- 317
- Inventors
- 1,449
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 3 | 5 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 2 |
| 2007 | 3 | 5 |
| 2008 | 0 | 3 |
| 2009 | 2 | 2 |
| 2010 | 0 | 8 |
| 2011 | 0 | 8 |
| 2012 | 1 | 14 |
| 2013 | 6 | 18 |
| 2014 | 11 | 24 |
| 2015 | 15 | 35 |
| 2016 | 21 | 47 |
| 2017 | 25 | 47 |
| 2018 | 34 | 52 |
| 2019 | 37 | 48 |
| 2020 | 27 | 37 |
| 2021 | 21 | 31 |
| 2022 | 33 | 50 |
| 2023 | 19 | 47 |
| 2024 | 20 | 42 |
| 2025 | 23 | 31 |
| 2026 | 18 | 28 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Optical compensation films based on combinations of negative birefrigent and positive birefrigent components6 Oct 2026US 12,754,358 B2Akron Polymer Systems, Inc.
- Curable compositions29 Sep 2026US 12,747,343 B2AGC Multi Material America, Inc.
- Fine resin particle and application thereof22 Sep 2026US 12,742,030 B2Sekisui Kasei Co., Ltd.
- Thermoplastic resin composition, and molded article15 Sep 2026US 12,735,564 B2LG Chem.Ltd.
- Multi-layer composite article including polyurethane layer and PC/ABS layer1 Sep 2026US 12,722,363 B2Trinseo Europe GmbH
- Biodegradable film8 Oct 2026US 2026/0307370 A1Novamont S. p. A.
- Curable composition and cured product8 Oct 2026US 2026/0308370 A1Kaneka Corporation
- Thermoplastic composition, method for the manufacture thereof, and articles made therefrom8 Oct 2026US 2026/0308376 A1Shpp Global Technologies B.V.
- Material systems and methods of manufacture for auxetic foams1 Oct 2026US 2026/0295909 A1The Florida State University Research Foundation, Inc.
- Resin composition, prepreg, film provided with resin, metal foil provided with resin, metal-clad laminate, and wiring board10 Sep 2026US 2026/0265436 A1Panasonic Intellectual Property Management Co., Ltd.
Most cited
By later US patents
- Sound deadening and structural reinforcement compositions and methods of using the same155US 6,368,438 B1Sika Corporation · 2002
- Ion exchange membranes77US 5,714,521 AYeda Research and Development Co. Ltd. · 1998
- Biaxially oriented polyester film70US 5,372,879 ATeijin Limited · 1994
- Sound deadening and structural reinforcement compositions and methods of using the same59US 6,387,470 B1Sika Corporation · 2002
- Un-supported polymeric film with embedded microbeads50US 9,436,088 B2BioArray Solutions, Ltd. · 2016