A01G 25/003
Watering gardens, fields, sports grounds or the like: with an impermeable layer
Official title: {with an impermeable layer in the ground}
A01G25/003 (Watering gardens, fields, sports grounds or the like: with an impermeable layer) appears on 21 US grants and 15 published applications in this corpus.
Search patents in A01G- Granted patents
- 21
- Published applications
- 15
- Assignees
- 19
- Inventors
- 57
- Latest grant
- 5 Sep 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 2 |
| 2019 | 2 | 0 |
| 2020 | 0 | 2 |
| 2021 | 1 | 3 |
| 2022 | 0 | 2 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Subsurface irrigation system for a sports field5 Sep 2023US 11,746,476 B2Capillary Concrete, LLC
- Soil irrigation and restoration method and system of the same7 Sep 2021US 11,109,543 B2
- Systems and methods for underground deployment of anti-seeping sheet3 Sep 2019US 10,400,415 B2
- Sub-surface irrigation system23 Apr 2019US 10,264,741 B2Capillary Concrete, LLC
- Watering mat for the large-area distribution of water8 Jul 2014US 8,770,888 B2Igg-Internationale Geotextil Gesellschaft Mbh
- Water Holding System2 Oct 2025US 2025/0301974 A1Tankless Pty Ltd
- Farmland irrigation and drainage system16 Feb 2023US 2023/0046121 A1Rechsand Ecological Enviroment Protection Science & Technology Co., Ltd.
- Water resources utilization structure15 Sep 2022US 2022/0290414 A1
- Water Retention Assembly24 Mar 2022US 2022/0087118 A1
- Soil irrigation and restoration method and system of the same10 Jun 2021US 2021/0169022 A1
Most cited
By later US patents
- Underground water control system for tennis courts and the like28US 5,074,708 ACalico Racquet Courts, Inc. · 1991
- Method and apparatus for the hydrologic regulation of turf soil profiles26US 5,219,243 AThe Ohio State University · 1993
- Method for producing a barrier layer in soil25US 5,120,344 AAltalanos Iparfejlesztesi Rt. · 1992
- Watering mat for the large-area distribution of water22US 8,770,888 B2Igg-Internationale Geotextil Gesellschaft Mbh · 2014
- Method of improving ground and apparatus used therefor21US 5,141,366 ANitto Chemical Industry Co., Ltd. · 1992