E02F 3/148
Wheels, sprokets
Official title: {wheels, sprokets}
E02F3/148 (Wheels, sprokets) appears on 5 US grants and 6 published applications in this corpus.
Search patents in E02F- Granted patents
- 5
- Published applications
- 6
- Assignees
- 5
- Inventors
- 15
- Latest grant
- 10 Sep 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 2 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Wide-end trencher boom10 Sep 2019US 10,407,863 B2Vermeer Manufacturing Company
- Cutting tool30 Apr 2019US 10,273,652 B2Tyrolit Schleifmittelwerke Swarovski K.G.
- Excavation apparatus26 Dec 2006US 7,152,348 B2Vermeer Manufacturing Company
- Drive sprocket for a roller chain for material removal implement9 Jul 2002US 6,415,532 B1The Toro Company
- Scraper elevator with lower drive sprockets18 Oct 1977US 4,053,997 AClark Equipment Company
- Method and apparatus for forming a trench for cable installation26 Jan 2023US 2023/0028817 A1
- Cutting tool15 Mar 2018US 2018/0073218 A1Tyrolit Schleifmittelwerke Swarovski K.G.
- Wide-end trencher boom22 Sep 2016US 2016/0273183 A1Vermeer Manufacturing Company
- Cantilevered Boom Sprocket28 Aug 2014US 2014/0243133 A1The Charles Machine Works, Inc.
- Excavation apparatus2 Feb 2006US 2006/0021265 A1Vermeer Manufacturing Company
Most cited
By later US patents