A63F 2003/00826
Changeable playing pieces
Official title: {Changeable playing pieces}
A63F2003/00826 (Changeable playing pieces) appears on 66 US grants and 92 published applications in this corpus.
Search patents in A63F- Granted patents
- 66
- Published applications
- 92
- Assignees
- 39
- Inventors
- 137
- Latest grant
- 18 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 1 |
| 2004 | 1 | 6 |
| 2005 | 3 | 10 |
| 2006 | 4 | 7 |
| 2007 | 3 | 4 |
| 2008 | 1 | 6 |
| 2009 | 3 | 1 |
| 2010 | 1 | 6 |
| 2011 | 5 | 2 |
| 2012 | 2 | 4 |
| 2013 | 0 | 4 |
| 2014 | 4 | 4 |
| 2015 | 1 | 5 |
| 2016 | 4 | 4 |
| 2017 | 1 | 3 |
| 2018 | 8 | 2 |
| 2019 | 2 | 4 |
| 2020 | 5 | 2 |
| 2021 | 1 | 3 |
| 2022 | 4 | 4 |
| 2023 | 1 | 1 |
| 2024 | 1 | 5 |
| 2025 | 2 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Apparatus and method for playing modified chess game with players of different proficiency levels18 Feb 2025US 12,226,706 B2
- Apparatus and method for a board game7 Jan 2025US 12,186,673 B2
- Apparatus and method for a board game21 May 2024US 11,986,741 B1
- Physical-virtual game board and content delivery system14 Nov 2023US 11,813,539 B2
- Electromagnetic game board7 Jun 2022US 11,351,443 B2Sony Interactive Entertainment Inc.
- Transforming Game Piece7 May 2026US 2026/0124522 A1
- Intelligent chess device and modular chess device23 Apr 2026US 2026/0108801 A1Fs Giiker Technology Co., Ltd.
- Board game31 Oct 2024US 2024/0359087 A1
- Apparatus and method for a board game8 Aug 2024US 2024/0261667 A1
- Universal signaling system for board games1 Aug 2024US 2024/0252910 A1
Most cited
By later US patents