A63F 2250/1084
Chess clocks
A63F2250/1084 (Chess clocks) appears on 20 US grants and 11 published applications in this corpus.
Search patents in A63F- Granted patents
- 20
- Published applications
- 11
- Assignees
- 2
- Inventors
- 30
- Latest grant
- 8 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 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 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 1 |
| 2021 | 1 | 1 |
| 2022 | 0 | 1 |
| 2023 | 1 | 1 |
| 2024 | 1 | 2 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Chess clock with QR code scanner and methods of use thereof8 Apr 2025US 12,272,181 B2
- Chess clock with QR code scanner and methods of use thereof1 Apr 2025US 12,266,224 B2
- Wireless programmable digital chess clock31 Dec 2024US 12,183,124 B2ZmartFun Electronics, Inc.
- Timing systems including tilting switches30 May 2023US 11,663,854 B2
- Football board game13 Apr 2021US 10,974,129 B2
- Fluid-based game timer system30 Oct 2025US 2025/0334930 A1
- Chess clock with qr code scanner and methods of use thereof9 May 2024US 2024/0153318 A1
- Chess clock with qr code scanner and methods of use thereof9 May 2024US 2024/0153319 A1
- Wireless programmable digital chess clock20 Jul 2023US 2023/0230420 A1ZmartFun Electronics, Inc.
- Timing systems including tilting switches7 Apr 2022US 2022/0108563 A1
Most cited
By later US patents