E01C 9/005
Coverings around trees forming part of the road
Official title: {Coverings around trees forming part of the road (protecting plants in general A01G13/00)}
E01C9/005 (Coverings around trees forming part of the road) appears on 30 US grants and 31 published applications in this corpus.
Search patents in E01C- Granted patents
- 30
- Published applications
- 31
- Assignees
- 18
- Inventors
- 41
- Latest grant
- 2 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 2 |
| 2006 | 1 | 0 |
| 2007 | 1 | 4 |
| 2008 | 1 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 2 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 2 | 2 |
| 2016 | 2 | 4 |
| 2017 | 2 | 1 |
| 2018 | 1 | 4 |
| 2019 | 1 | 2 |
| 2020 | 1 | 1 |
| 2021 | 1 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 2 |
By publication year. Applications have been published since 2001.
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Most cited
By later US patents
- Lawn edging system and associated edging components45US 4,976,063 A1990
- Integrated tree root and storm water system44US 7,080,480 B2Urban Root L.L.C. · 2006
- Root control planter41US 4,019,279 A1977
- Tree well cover34US 4,308,688 A1982
- Tree protector34US 4,648,203 AFeldkircher Wire Fabricating Co., Inc. · 1987