E01C 23/0993
For forming or installing surface markings or signals in the paving
Official title: {for forming or installing surface markings or signals in the paving, e.g. grooving for striping or for producing rumble strips, forming marker-receiving recesses (E01C23/0946 takes precedence)}
E01C23/0993 (For forming or installing surface markings or signals in the paving) appears on 59 US grants and 50 published applications in this corpus.
Search patents in E01C- Granted patents
- 59
- Published applications
- 50
- Assignees
- 30
- Inventors
- 94
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 2 |
| 2002 | 5 | 3 |
| 2003 | 2 | 2 |
| 2004 | 1 | 2 |
| 2005 | 2 | 1 |
| 2006 | 2 | 3 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 1 | 0 |
| 2015 | 1 | 3 |
| 2016 | 0 | 1 |
| 2017 | 1 | 2 |
| 2018 | 0 | 5 |
| 2019 | 4 | 5 |
| 2020 | 3 | 3 |
| 2021 | 4 | 4 |
| 2022 | 4 | 6 |
| 2023 | 0 | 1 |
| 2024 | 3 | 2 |
| 2025 | 3 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Grinding machine adaptable to ground contours19 May 2026US 12,630,985 B2Corning Research & Development Corporation
- Material removal manufacture, assembly, and method of assembly25 Nov 2025US 12,480,263 B2Dynatech Systems, Inc.
- Magnetic marker, embedding jig for magnetic marker, and embedding method for magnetic marker24 Jun 2025US 12,338,590 B2Toyota Jidosha Kabushiki Kaisha
- Grinder truck4 Mar 2025US 12,241,212 B2Waterblasting, LLC
- Method and apparatus for deployment of a communication line onto a surface such as a roadway or pathway3 Dec 2024US 12,158,630 B2TRAXyL, Inc.
- Material removal manufacture, assembly, and method of assembly1 Oct 2026US 2026/0297868 A1Dynatech Systems, Inc.
- Grinder truck7 Aug 2025US 2025/0250749 A1Federal Signal Corporation
- Method and Apparatus for Deployment of a Communication Line Onto a Surface Such as a Roadway or Pathway20 Feb 2025US 2025/0060554 A1TRAXyL, Inc.
- Groove monitoring system for roadway markings21 Nov 2024US 2024/0384479 A1EPIC Solutions, Inc.
- Milled roadway features for cable and tape pathways15 Aug 2024US 2024/0272398 A1Corning Research & Development Corporation
Most cited
By later US patents
- Machine for cutting highway rumble strips42US 5,676,490 A1997
- Tactile warning surfaces for walkways and method39US 6,971,818 B12005
- Asphalt roller attachment for rolling rumble strips37US 5,860,764 A1999
- Continuous moving depression cutting tool for highway use30US 5,391,017 A1995
- Rumble strip cutter wheel30US 5,582,490 AWirtgen America, Inc. · 1996