E01
Construction of roads, railways, or bridges
E01 (Construction of roads, railways, or bridges) appears on 25,810 US grants and 20,647 published applications in this corpus.
Search patents in E01- Granted patents
- 25,810
- Published applications
- 20,647
- Assignees
- 8,827
- Inventors
- 35,820
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 336 | 0 |
| 1977 | 288 | 0 |
| 1978 | 354 | 0 |
| 1979 | 240 | 0 |
| 1980 | 316 | 0 |
| 1981 | 352 | 0 |
| 1982 | 326 | 0 |
| 1983 | 258 | 0 |
| 1984 | 273 | 0 |
| 1985 | 289 | 0 |
| 1986 | 339 | 0 |
| 1987 | 402 | 0 |
| 1988 | 343 | 0 |
| 1989 | 448 | 0 |
| 1990 | 453 | 0 |
| 1991 | 440 | 0 |
| 1992 | 430 | 0 |
| 1993 | 427 | 0 |
| 1994 | 428 | 0 |
| 1995 | 434 | 0 |
| 1996 | 497 | 0 |
| 1997 | 435 | 0 |
| 1998 | 515 | 0 |
| 1999 | 489 | 0 |
| 2000 | 533 | 0 |
| 2001 | 512 | 136 |
| 2002 | 545 | 476 |
| 2003 | 485 | 521 |
| 2004 | 462 | 653 |
| 2005 | 368 | 638 |
| 2006 | 425 | 723 |
| 2007 | 371 | 688 |
| 2008 | 326 | 683 |
| 2009 | 396 | 680 |
| 2010 | 535 | 698 |
| 2011 | 496 | 685 |
| 2012 | 481 | 693 |
| 2013 | 619 | 809 |
| 2014 | 671 | 888 |
| 2015 | 719 | 855 |
| 2016 | 755 | 1026 |
| 2017 | 807 | 1027 |
| 2018 | 844 | 1000 |
| 2019 | 986 | 1170 |
| 2020 | 896 | 1131 |
| 2021 | 784 | 1068 |
| 2022 | 774 | 1024 |
| 2023 | 776 | 1003 |
| 2024 | 777 | 976 |
| 2025 | 773 | 800 |
| 2026 | 582 | 596 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subclasses
Granted patents
Recent patents
- Multi-task blower platform, device and system6 Oct 2026US 12,751,382 B2
- Method of making artificial turf6 Oct 2026US 12,752,526 B2Polytex Sportbelage Produktions-GmbH
- Electromagnet switch for shuttles on a track6 Oct 2026US 12,752,824 B1Amazon Technologies, Inc.
- Press-in reinforcement steel plate underwater swell prevention structure and steel plate press-in method6 Oct 2026US 12,753,556 B2Oriental Shiraishi Corporation
- Roadway safety device6 Oct 2026US 12,753,557 B2Argo Corp, Inc.
- Track system, shuttle car system and dispensing system8 Oct 2026US 2026/0307900 A1Beijing Jingdong Qianshi Technology Co., Ltd.
- Method of processing roadway material to prevent or reduce cracking and/or deterioration8 Oct 2026US 2026/0308052 A1
- Hydraulic composition for ultra-high performance concrete and ultra-high performance grout8 Oct 2026US 2026/0308054 A1Sika Technology AG
- Process for producing a binder for a warm mix asphalt composition8 Oct 2026US 2026/0308380 A1Stora Enso OYJ
- A longitudinal railway sleeper8 Oct 2026US 2026/0308855 A1
Most cited
By later US patents
- Panel for a composite surface and a method of assembling same631US 4,426,820 A1984
- Illuminating device487US 5,136,483 A1992
- Artificial skating-rink floor456US 4,169,688 A1979
- Integrally formed linear light strip with light emitting diodes362US 5,848,837 AStanTech · 1998
- Building structures355US 5,247,773 A1993