E01C 19/42
Machines for imparting a smooth finish to freshly-laid paving courses other than
Official title: Machines for imparting a smooth finish to freshly-laid paving courses other than by rolling, tamping or vibrating (for distributing only E01C19/12; {hand-actuated smoothing tools E01C19/44})
E01C19/42 (Machines for imparting a smooth finish to freshly-laid paving courses other than) appears on 259 US grants and 232 published applications in this corpus.
Search patents in E01C- Granted patents
- 259
- Published applications
- 232
- Assignees
- 69
- Inventors
- 318
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 7 |
| 2003 | 5 | 0 |
| 2004 | 0 | 1 |
| 2005 | 2 | 3 |
| 2006 | 2 | 4 |
| 2007 | 3 | 1 |
| 2008 | 4 | 2 |
| 2009 | 2 | 3 |
| 2010 | 3 | 2 |
| 2011 | 3 | 7 |
| 2012 | 1 | 1 |
| 2013 | 4 | 4 |
| 2014 | 3 | 14 |
| 2015 | 17 | 14 |
| 2016 | 13 | 17 |
| 2017 | 24 | 19 |
| 2018 | 20 | 14 |
| 2019 | 23 | 9 |
| 2020 | 9 | 27 |
| 2021 | 13 | 19 |
| 2022 | 18 | 17 |
| 2023 | 11 | 16 |
| 2024 | 11 | 12 |
| 2025 | 8 | 12 |
| 2026 | 11 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Automatically adjusting swing legs for mounting and aligning and reorienting crawlers14 Jul 2026US 12,679,483 B2Guntert & Zimmerman Const. Div., Inc.
- Electronically actuated leveling system for screeding concrete14 Jul 2026US 12,680,240 B2Ligchine International Corporation
- Adjustable string line sensors for slip form paving14 Apr 2026US 12,601,122 B2Wirtgen GmbH
- Slipform paver17 Mar 2026US 12,577,741 B2Wirtgen GmbH
- Independently adjustable screed plates10 Mar 2026US 12,571,168 B2Axenox, LLC.
- Slipform paver10 Sep 2026US 2026/0266002 A1Wirtgen GmbH
- Screed Plate for Paving Machine20 Aug 2026US 2026/0243034 A1Caterpillar Paving Products Inc.
- Screed plate for paving machine23 Jul 2026US 2026/0210064 A1Caterpillar Paving Products Inc.
- Independently adjustable screed plates9 Jul 2026US 2026/0193854 A1Axenox, LLC.
- Asphalt finisher25 Jun 2026US 2026/0176831 A1Sumitomo Construction Machinery Co., Ltd.
Most cited
By later US patents
- Method for operating paving train machines82US 9,963,836 B1GOMACO Corporation · 2018
- Self-propelled construction apparatus76US 4,789,266 APower Curbers, Inc. · 1988
- Slip-form paver62US 6,481,924 B1Wirtgen GmbH · 2002
- Reversible handedness screed control device58US 5,511,900 ACedarapids, Inc. · 1996
- Powered strike-off plow43US 7,195,423 B2Somero Enterprises, Inc. · 2007