A63F 2250/186
Spring
A63F2250/186 (Spring) appears on 45 US grants and 17 published applications in this corpus.
Search patents in A63F- Granted patents
- 45
- Published applications
- 17
- Assignees
- 16
- Inventors
- 65
- Latest grant
- 23 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 5 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 2 | 1 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 2 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 0 | 2 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 3 | 1 |
| 2023 | 1 | 2 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Dice rolling device23 Sep 2025US 12,420,171 B2Ensky Co., Ltd.
- Dart pistol2 Jan 2024US 11,859,943 B2
- Magic cube with visible magnetic cabins26 Dec 2023US 11,850,528 B2Gan Cube Inc.
- Educational toy12 Jul 2022US 11,383,155 B1
- Building and demolition game apparatus and control method thereof28 Jun 2022US 11,369,863 B2Oivita Creative Co., Ltd.
- Magic cube with visible magnetic cabins12 Oct 2023US 2023/0321525 A1Gan Cube Inc.
- Dice rolling device29 Jun 2023US 2023/0201708 A1Ensky Co., Ltd.
- Dart Pistol20 Oct 2022US 2022/0333892 A1
- Article Moveable Between Two Positions And A Method Of Combining Two Or More Of The Same10 Sep 2020US 2020/0282299 A1Boti Global Limited
- Building and demolition game apparatus and control method thereof14 Nov 2019US 2019/0344161 A1Oivita Creative Co., Ltd.
Most cited
By later US patents
- Musical puzzle using sliding tiles135US 4,796,891 AApplied Design Laboratories, Inc. · 1989
- Electrical board game device51US 4,323,243 AMarvin Glass & Associates · 1982
- Steering apparatus for game machine31US 5,056,787 ATaito Co., Ltd. · 1991
- Puzzle28US 5,074,561 A1991
- Gameboard26US 5,427,379 AWondergame Corporation · 1995