A01G 9/023
Multi-tiered planters
Official title: {Multi-tiered planters}
A01G9/023 (Multi-tiered planters) appears on 284 US grants and 407 published applications in this corpus.
Search patents in A01G- Granted patents
- 284
- Published applications
- 407
- Assignees
- 191
- Inventors
- 649
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 4 | 1 |
| 2003 | 2 | 4 |
| 2004 | 0 | 1 |
| 2005 | 1 | 3 |
| 2006 | 4 | 2 |
| 2007 | 0 | 4 |
| 2008 | 1 | 4 |
| 2009 | 2 | 8 |
| 2010 | 6 | 9 |
| 2011 | 4 | 3 |
| 2012 | 7 | 8 |
| 2013 | 2 | 11 |
| 2014 | 3 | 5 |
| 2015 | 4 | 14 |
| 2016 | 9 | 11 |
| 2017 | 5 | 14 |
| 2018 | 10 | 29 |
| 2019 | 17 | 37 |
| 2020 | 22 | 44 |
| 2021 | 29 | 44 |
| 2022 | 24 | 43 |
| 2023 | 30 | 33 |
| 2024 | 31 | 36 |
| 2025 | 19 | 28 |
| 2026 | 10 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents