A63F 9/0823
Having overlapping circles with interchangeable elements
Official title: {having overlapping circles with interchangeable elements}
A63F9/0823 (Having overlapping circles with interchangeable elements) appears on 20 US grants and 6 published applications in this corpus.
Search patents in A63F- Granted patents
- 20
- Published applications
- 6
- Assignees
- 11
- Inventors
- 27
- Latest grant
- 5 Mar 2013
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 2 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Manipulative three-dimensional puzzle5 Mar 2013US 8,387,984 B2Arie Shpatz
- Game of strategy5 Feb 2013US 8,366,110 B2Spielzeugdesign und Herstellung Wilfried Braun
- Puzzle with meshing gear sections18 Dec 2007US 7,309,064 B1
- Game playing apparatus17 Feb 2004US 6,692,004 B2Peter J. Reese Architect Ltd.
- Swap the birds puzzle21 Jan 2003US 6,508,467 B1
- Circular Mosaic Puzzle27 Feb 2020US 2020/0061453 A1
- Manipulative three-dimensional puzzle13 Oct 2011US 2011/0248443 A1Arie Shpatz
- Game of strategy24 Jun 2010US 2010/0156046 A1Spielzeugdesign und Herstellung Wilfried Braun
- Dividing method for three-dimensional logical puzzles9 Apr 2009US 2009/0091570 A1
- Game4 Mar 2004US 2004/0041343 A1
Most cited
By later US patents
- Puzzle22US 4,415,158 AGeneral Symmetrics, Inc. · 1983
- Object transfer toy utilizing gears for component coordination20US 4,468,033 ATomy Kogyo Co., Inc. · 1984
- Puzzle comprising overlapping circles with interchangeable components16US 4,580,783 A1986
- Rotating amusement device15US 4,978,126 A1990
- Overlapping rotatable disc type puzzle15US 5,135,225 A1992