A63F 9/1252
Using pegs, pins, rods or dowels as puzzle elements
Official title: {using pegs, pins, rods or dowels as puzzle elements}
A63F9/1252 (Using pegs, pins, rods or dowels as puzzle elements) appears on 37 US grants and 28 published applications in this corpus.
Search patents in A63F- Granted patents
- 37
- Published applications
- 28
- Assignees
- 5
- Inventors
- 55
- Latest grant
- 24 Aug 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 2 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 3 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 1 | 2 |
| 2014 | 1 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 2 |
| 2017 | 0 | 2 |
| 2018 | 2 | 3 |
| 2019 | 3 | 1 |
| 2020 | 0 | 3 |
| 2021 | 1 | 1 |
| 2022 | 0 | 3 |
| 2023 | 0 | 2 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Interactive toys that comply with the Montessori educational method and the safety requirements24 Aug 2021US 11,097,197 B2Monti Kids, Inc.
- Card game and holder13 Aug 2019US 10,376,774 B2
- Structures and kits for displaying two-dimensional images in three dimensions21 May 2019US 10,293,246 B2
- Word game with multi-sided pieces with notches for interlocking of the pieces at various angles30 Apr 2019US 10,272,322 B2
- Writing utensil puzzle kit20 Nov 2018US 10,131,179 B2
- Interactive toys that comply with the montessori educational method and the safety requirements23 Nov 2023US 2023/0372836 A1Monti Kids, Inc.
- Three Dimensional Puzzle Assembly14 Sep 2023US 2023/0285845 A1
- Montessori educational method and safety requirements compliant toys16 Jun 2022US 2022/0184488 A1Monti Kids, Inc.
- Interactive toys that comply with the montessori educational method and the safety requirements9 Jun 2022US 2022/0176262 A1Monti Kids, Inc.
- Modular playing block system17 Mar 2022US 2022/0080330 A1
Most cited
By later US patents
- Piece-stacking game device utilizing magnetic forces37US 4,462,596 A1984
- Game and puzzle board37US 5,403,005 A1995
- Puzzle24US 4,040,630 A1977
- Three dimensional interlocking puzzle19US 5,762,336 A1998
- Doll having a plurality of wheels with varying facial expressions to effect mood changes18US 4,820,234 A1989