A63H 33/008
Playhouses, play-tents, big enough for playing inside
Official title: {Playhouses, play-tents, big enough for playing inside}
A63H33/008 (Playhouses, play-tents, big enough for playing inside) appears on 168 US grants and 233 published applications in this corpus.
Search patents in A63H- Granted patents
- 168
- Published applications
- 233
- Assignees
- 96
- Inventors
- 360
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 6 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 2 |
| 2002 | 6 | 7 |
| 2003 | 4 | 6 |
| 2004 | 6 | 7 |
| 2005 | 2 | 10 |
| 2006 | 4 | 8 |
| 2007 | 0 | 5 |
| 2008 | 5 | 8 |
| 2009 | 4 | 9 |
| 2010 | 3 | 5 |
| 2011 | 5 | 7 |
| 2012 | 2 | 6 |
| 2013 | 5 | 12 |
| 2014 | 10 | 7 |
| 2015 | 2 | 6 |
| 2016 | 5 | 12 |
| 2017 | 8 | 14 |
| 2018 | 7 | 20 |
| 2019 | 7 | 9 |
| 2020 | 9 | 13 |
| 2021 | 6 | 6 |
| 2022 | 9 | 10 |
| 2023 | 5 | 18 |
| 2024 | 8 | 8 |
| 2025 | 9 | 6 |
| 2026 | 5 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Multipurpose collapsible panels87US 6,192,635 B1Patent Category Corp. · 2001
- Water fortress78US 5,779,240 A1998
- Collapsible structures having enhancements65US 7,365,967 B2Patent Category Corp. · 2008
- Playhouse with elements based on two modular units63US 4,212,130 A1980
- Collapsible play structures61US 6,360,761 B1Patent Category Corp. · 2002