C08L 2555/84
Polymers comprising styrene
Official title: Polymers comprising styrene, e.g. , polystyrene, styrene-diene copolymers or styrene-butadiene-styrene copolymers
C08L2555/84 (Polymers comprising styrene) appears on 136 US grants and 199 published applications in this corpus.
Search patents in C08L- Granted patents
- 136
- Published applications
- 199
- Assignees
- 88
- Inventors
- 319
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 2 |
| 2009 | 1 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 5 |
| 2012 | 1 | 6 |
| 2013 | 0 | 3 |
| 2014 | 7 | 4 |
| 2015 | 4 | 10 |
| 2016 | 9 | 10 |
| 2017 | 8 | 17 |
| 2018 | 5 | 23 |
| 2019 | 15 | 27 |
| 2020 | 11 | 18 |
| 2021 | 22 | 13 |
| 2022 | 8 | 11 |
| 2023 | 15 | 15 |
| 2024 | 13 | 9 |
| 2025 | 12 | 7 |
| 2026 | 3 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Asphalt modifier composition and rubber-modified asphalt having increased storage stability16 Jun 2026US 12,655,295 B2Liberty Tire Recycling, LLC
- Void reducing asphalt membrane emulsion16 Jun 2026US 12,655,296 B2Russell Standard Corp.
- Asphalt composition27 Jan 2026US 12,534,620 B2Kao Corporation
- Asphalt composition comprising a mixture of an isocyanate and a polymer as performance additives30 Dec 2025US 12,509,586 B2BASF SE
- Modified bitumen comprising a compatibilizer, a compatibilizer and its use in asphalt, roofing or road applications16 Dec 2025US 12,497,513 B2Sabic Global Technologies B.V.
- Processing petroleum-derived materials1 Oct 2026US 2026/0297268 A1Plastonix Inc.
- Styrenic block copolymers and polymer modified bitumen therefrom1 Oct 2026US 2026/0297328 A1Kraton Corporation
- Void Reducing Asphalt Membrane Emulsion24 Sep 2026US 2026/0286134 A1Russell Standard Corp.
- Asphalt composition and asphalt mix6 Aug 2026US 2026/0226273 A1Idemitsu Kosan Co., Ltd.
- Use of a hydroxide for adjusting the elastic properties of a crosslinked elastomer- modified bitumen30 Jul 2026US 2026/0217979 A1Totalenergies Onetech
Most cited
By later US patents
- Polymer-modified asphalt with a crosslinking agent and methods of preparing38US 8,198,350 B2ICL Performance Products LP · 2012
- Pavement repair system36US 9,637,870 B12017
- Asphalt binders containing a glyceride and fatty acid mixture and methods for making and using same31US 9,481,794 B2Flint Hills Resources, LP · 2016
- Asphalt binders containing a glyceride and fatty acid mixture and methods for making and using same28US 10,167,390 B2Flint Hills Resources, LP · 2019
- Encapsulation of asphalt prills27US 5,637,350 AA.P.I. Asphalt Prilling Inc. · 1997