C08L 2555/52
Aggregate
Official title: Aggregate, e.g. crushed stone, sand, gravel or cement
C08L2555/52 (Aggregate) appears on 141 US grants and 217 published applications in this corpus.
Search patents in C08L- Granted patents
- 141
- Published applications
- 217
- Assignees
- 129
- Inventors
- 420
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 1 | 2 |
| 2006 | 0 | 1 |
| 2007 | 1 | 2 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 1 | 2 |
| 2011 | 2 | 8 |
| 2012 | 3 | 11 |
| 2013 | 6 | 17 |
| 2014 | 11 | 15 |
| 2015 | 10 | 16 |
| 2016 | 15 | 20 |
| 2017 | 8 | 11 |
| 2018 | 11 | 15 |
| 2019 | 11 | 22 |
| 2020 | 7 | 12 |
| 2021 | 12 | 9 |
| 2022 | 6 | 8 |
| 2023 | 8 | 7 |
| 2024 | 11 | 11 |
| 2025 | 10 | 10 |
| 2026 | 3 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Recycling of sterol-containing asphalt binder28 Jul 2026US 12,692,395 B2A.L.M. Holding Company
- Electrically-conductive asphalt concrete containing carbon fibers26 May 2026US 12,637,392 B2Iowa State University Research Foundation, Inc.
- Asphalt composition27 Jan 2026US 12,534,620 B2Kao Corporation
- Coating system for asphalt and related methods16 Dec 2025US 12,497,514 B2Asphalt Systems, Inc.
- Polymer-modified bitumen, method of production and use thereof for asphalt2 Dec 2025US 12,486,402 B2LANXESS Deutchland GmbH
- Process for producing a binder for a warm mix asphalt composition8 Oct 2026US 2026/0308380 A1Stora Enso OYJ
- Cold-mixed cold-laid asphalt mixed pavement material and fabrication method therefor24 Sep 2026US 2026/0286133 A1
- Asphalt composition and asphalt mix6 Aug 2026US 2026/0226273 A1Idemitsu Kosan Co., Ltd.
- Sulfur-copolymerized chloroprene latex composition, method for producing the same, modified asphalt emulsion composition containing sulfur-copolymerized chloroprene latex composition, and method for producing the same6 Aug 2026US 2026/0226276 A1Resonac Corporation
- Paving and roofing composite material comprising a bitumen, ground tire rubber and a compatibilizer25 Jun 2026US 2026/0176460 A1Sabic Global Technologies B.V.
Most cited
By later US patents
- Method and apparatus for recycling roofing shingles as an additive to asphalt paving composition66US 4,706,893 AAstec Industries, Inc. · 1987
- 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
- Rejuvenation of vacuum tower bottoms through bio-derived materials18US 10,961,395 B2Iowa State University Research Foundation, Inc. · 2021