C04B 24/36
Bituminous materials
Official title: Bituminous materials, e.g. tar, pitch {(C04B24/243 takes precedence)}
C04B24/36 (Bituminous materials) appears on 42 US grants and 38 published applications in this corpus.
Search patents in C04B- Granted patents
- 42
- Published applications
- 38
- Assignees
- 42
- Inventors
- 136
- Latest grant
- 7 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 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 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 1 |
| 2003 | 2 | 1 |
| 2004 | 2 | 2 |
| 2005 | 2 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 2 |
| 2013 | 0 | 2 |
| 2014 | 2 | 0 |
| 2015 | 1 | 2 |
| 2016 | 0 | 0 |
| 2017 | 0 | 4 |
| 2018 | 1 | 3 |
| 2019 | 1 | 4 |
| 2020 | 7 | 6 |
| 2021 | 4 | 3 |
| 2022 | 3 | 0 |
| 2023 | 2 | 2 |
| 2024 | 0 | 2 |
| 2025 | 2 | 3 |
By publication year. Applications have been published since 2001.
Recent patents
- Synergistic effects of asphaltite and graphene on cement resilience7 Oct 2025US 12,435,260 B2Halliburton Energy Services.Inc.
- Sterol blends as an additive in asphalt binder25 Feb 2025US 12,234,189 B2A.L.M. Holding Company
- Sterol blends as an additive in asphalt binder6 Jun 2023US 11,667,570 B2A.L.M. Holding Company
- Concrete repair coating24 Jan 2023US 11,560,334 B2University of Kentucky Research Foundation
- Compositions and methods for reducing the amount of asphalt emulsion needed for recycling and stabilizing roadway materials29 Nov 2022US 11,512,437 B2
- Phase-change heat-storage foamed concrete and preparation method and use thereof21 Aug 2025US 2025/0263340 A1Hebei University of Technology
- Bitumen pellets and method of producing17 Jul 2025US 2025/0230317 A1Arcishmaan Elements Private Limited
- Synergistic Effects of Asphaltite and Graphene on Cement Resilience5 Jun 2025US 2025/0179344 A1Halliburton Energy Services.Inc.
- Kit of parts suitable to form a waterproofing membrane11 Jul 2024US 2024/0228378 A9Sika Technology AG
- Kit of parts suitable to form a waterproofing membrane25 Apr 2024US 2024/0132405 A1Sika Technology AG
Most cited
By later US patents
- Cement fluid loss control additives and methods69US 5,151,131 AHalliburton Company · 1992
- Methods for making polymer particulates in gel form52US 9,133,337 B2Georgia-Pacific Chemicals LLC · 2015
- Method of producing a cement mortar with good stability in a fresh condition and a method using this mortar as a binding agent of producing a lightweight aggregate concrete with a high aggregate content51US 4,157,998 AAB Bofors · 1979
- Bitumen emulsions, method for obtaining them and compositions containing same51US 6,451,885 B1Lafarge · 2002
- Process for co-recycling tires and oils43US 5,389,691 AAmoco Corporation · 1995