E01C 7/267
With sulfur
Official title: {with sulfur}
E01C7/267 (With sulfur) appears on 21 US grants and 16 published applications in this corpus.
Search patents in E01C- Granted patents
- 21
- Published applications
- 16
- Assignees
- 18
- Inventors
- 52
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 3 |
| 2004 | 3 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 1 | 1 |
| 2013 | 2 | 2 |
| 2014 | 0 | 0 |
| 2015 | 1 | 2 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 2 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Modified bitumen composition and process of preparation thereof24 Mar 2026US 12,584,018 B2Hindustan Petroleum Corporation Limited
- High-grade asphalt composition having waterproof function and construction method using the same27 Aug 2019US 10,392,509 B2Korea Road Technology Co., Ltd.
- Bituminous composition12 May 2015US 9,028,602 B2Shell Oil Company
- Process for manufacturing asphalt15 Oct 2013US 8,557,034 B2Shell Oil Company
- Method for production of granulated polymer-asphalt binder and sulfur concrete with participation of sulfur polymer obtained in waste sulfur solvent—borne modification6 Aug 2013US 8,500,899 B2
- Modified bitumen composition and process of preparation thereof23 Nov 2023US 2023/0374309 A1Hindustan Petroleum Corporation Limited
- Sulphur additive and sulphur modified bitumen27 Apr 2023US 2023/0130068 A1Hindustan Petroleum Corporation Limited
- A sulphur additive to suppress hydrogen sulphide emissions from sulphur extended asphalt19 Apr 2018US 2018/0105694 A1Reliance Industries Limited
- High-grade asphalt composition having waterproof function and construction method using the same10 Aug 2017US 2017/0226343 A1Korea Road Technology Co., Ltd.
- Asphalt composition29 Oct 2015US 2015/0307712 A1Shell Internationale Research Maatschappij B. V.
Most cited
By later US patents
- Apparatus for heating aggregate, recycled asphalt and the like60US 4,427,376 AWylie Manufacturing Company · 1984
- Sulfur-coated asphalt pellets26US 4,769,288 AThe Texas A&M University System · 1988
- Paving binders and manufacturing methods24US 6,440,205 B1Rock Binders, Inc. · 2002
- Sulfur composition22US 3,997,355 AChevron Research Company · 1976
- Paving binders and manufacturing methods19US 6,824,600 B2Shell Canada Limited · 2004