C08L 2555/54
Sulfur or carbon black
C08L2555/54 (Sulfur or carbon black) appears on 48 US grants and 71 published applications in this corpus.
Search patents in C08L- Granted patents
- 48
- Published applications
- 71
- Assignees
- 38
- Inventors
- 148
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 3 |
| 2006 | 2 | 1 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 1 | 3 |
| 2013 | 2 | 5 |
| 2014 | 4 | 5 |
| 2015 | 5 | 6 |
| 2016 | 3 | 7 |
| 2017 | 3 | 8 |
| 2018 | 2 | 4 |
| 2019 | 6 | 6 |
| 2020 | 6 | 3 |
| 2021 | 2 | 1 |
| 2022 | 2 | 2 |
| 2023 | 2 | 5 |
| 2024 | 2 | 4 |
| 2025 | 1 | 2 |
| 2026 | 3 | 2 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Void reducing asphalt membrane emulsion16 Jun 2026US 12,655,296 B2Russell Standard Corp.
- Algae-resistant bitumen-containing materials7 Apr 2026US 12,595,369 B2Arizona Board of Regents on behalf of Arizona State University
- Modified bitumen composition and process of preparation thereof24 Mar 2026US 12,584,018 B2Hindustan Petroleum Corporation Limited
- Sulfur-modified bitumen compositions16 Sep 2025US 12,415,925 B2Arizona Board of Regents on behalf of Arizona State University
- High-viscosity, high-elasticity, and anti-aging composite modified asphalt and a preparation method thereof26 Nov 2024US 12,152,150 B2Sichuan Road and Bridge Construction Group Co., Ltd.
- Void Reducing Asphalt Membrane Emulsion24 Sep 2026US 2026/0286134 A1Russell Standard Corp.
- Highly elastic asphalt binders for cold region pavement applications21 May 2026US 2026/0139138 A1Rowan University
- Sulfur-modified bitumen compositions25 Dec 2025US 2025/0388754 A1
- Systems and methods for sequestering carbon21 Aug 2025US 2025/0263552 A1Modern Hydrogen, Inc.
- Void Reducing Asphalt Membrane Emulsion12 Dec 2024US 2024/0409776 A1Russell Standard Corp.
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
- 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
- Modified asphalt compositions20US 7,202,290 B2Eastman Chemical Company · 2007
- Coal tar and hydrocarbon mixture pitch production using a high efficiency evaporative distillation process6US 7,033,485 B2Koppers Industries of Delaware, Inc. · 2006