Amusement devices: toys – Construction toy – Including permanent magnet or suction cup to secure elements
Reexamination Certificate
2005-01-20
2008-08-19
Nguyen, Kien T (Department: 3711)
Amusement devices: toys
Construction toy
Including permanent magnet or suction cup to secure elements
C446S131000, C273S156000
Reexamination Certificate
active
07413493
ABSTRACT:
A children's toy is disclosed, including a block, a casing affixed to the block, and a magnet housed within the casing, the magnet freely moveable within the casing. The freely moveable magnet allows for universal magnetic connections to be made with other similar blocks, as well as other fixed or moveable magnetic elements. Also disclosed are a variety of connectors that connect to the blocks in several different manners.
REFERENCES:
patent: 3254440 (1966-06-01), Duggar
patent: 4462596 (1984-07-01), Yamamoto
patent: 5009625 (1991-04-01), Longuet-Higgins
patent: 5021021 (1991-06-01), Ballard
patent: 5168677 (1992-12-01), Pronsato et al.
patent: 5362271 (1994-11-01), Butt
patent: 5409236 (1995-04-01), Therrien
patent: 5458522 (1995-10-01), Brooks, III
patent: 5746638 (1998-05-01), Shiraishi
patent: 6024626 (2000-02-01), Mendelsohn
patent: 6322414 (2001-11-01), Lin
patent: 6352463 (2002-03-01), Forkman
patent: 6431936 (2002-08-01), Kiribuchi
patent: 6749480 (2004-06-01), Hunts
patent: 2004/0116038 (2004-06-01), Hunts
patent: 0 051 576 (1982-05-01), None
patent: 2 064 844 (1981-06-01), None
patent: 2 123 306 (1984-02-01), None
patent: 63119207 (1988-05-01), None
patent: WO 03/063993 (2003-08-01), None
patent: WO 2004/062760 (2004-07-01), None
Aigner Gary D.
Toht Donald E.
Michael & Best & Friedrich LLP
Nguyen Kien T
RC2 Brands, Inc.
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