E01C 7/35
Toppings or surface dressings
Official title: Toppings or surface dressings; Methods of mixing, impregnating, or spreading them {(devices therefor E01C19/00; mortar-macadam pavings E01C7/12; bituminous penetration coverings E01C7/18)}
E01C7/35 (Toppings or surface dressings) appears on 178 US grants and 180 published applications in this corpus.
Search patents in E01C- Granted patents
- 178
- Published applications
- 180
- Assignees
- 125
- Inventors
- 344
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 6 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 5 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 5 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 5 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 6 |
| 2003 | 3 | 4 |
| 2004 | 3 | 4 |
| 2005 | 2 | 4 |
| 2006 | 3 | 5 |
| 2007 | 3 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 2 |
| 2010 | 4 | 7 |
| 2011 | 0 | 8 |
| 2012 | 4 | 8 |
| 2013 | 3 | 6 |
| 2014 | 8 | 11 |
| 2015 | 3 | 8 |
| 2016 | 7 | 20 |
| 2017 | 12 | 15 |
| 2018 | 9 | 5 |
| 2019 | 5 | 12 |
| 2020 | 11 | 14 |
| 2021 | 13 | 10 |
| 2022 | 6 | 9 |
| 2023 | 9 | 5 |
| 2024 | 3 | 6 |
| 2025 | 8 | 6 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Water-permeable-retentive pavement structure and method of constructing the structure14 Jul 2026US 12,680,235 B2Nihon Kensetsu Gijutsu Co., Ltd.
- Inter-penetrating elastomer network derived from ground tire rubber particles25 Nov 2025US 12,479,996 B2
- High-friction road patch7 Oct 2025US 12,435,476 B2Auburn University
- Bitumen compositions comprising lignin16 Sep 2025US 12,415,894 B2New Energy Blue LLC
- Functional device integrated into a traversable surface and method for producing a traversable surface with same5 Aug 2025US 12,382,731 B2Colas
- Asphaltite-based adducts and polymers, methods of making and using the same, and products using the same16 Apr 2026US 2026/0103598 A1Asphalt Systems, Inc.
- Bitumen compositions comprising lignin8 Jan 2026US 2026/0008890 A1New Energy Blue LLC
- Methods for road surfacing3 Jul 2025US 2025/0215230 A1Donelson Construction Co., LLC
- Topical asphalt rejuvenator and sealer composition3 Jul 2025US 2025/0215253 A1Aztec Asphalt Technologies LLC
- Compositions for road surfacing26 Jun 2025US 2025/0206953 A1Donelson Construction Co., LLC
Most cited
By later US patents
- Reflective particles58US 4,983,458 APotters Industries, Inc. · 1991
- Processes for improving the bond between hydrating cement-based materials and existing cement-based substrates56US 5,505,987 A1996
- Road maintenance machine47US 4,018,540 A1977
- Methods for sealing and resealing concrete using microwave energy43US 4,175,885 A1979
- Method and apparatus for plastifying and tearing up of damaged roadsurfaces and covers41US 4,335,975 A1982