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Browse by Category: Main > Entertainment & Recreation
Class Information
Number: 446/117
Name: Amusement devices: toys > Construction toy > Single column stacking
Description: Device comprising a plurality of detached parts, each of which is adapted to rest upon a single other part to form a vertical array.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8464491 Column block system Jun. 18, 2013
8459410 System and method for a modular step stool Jun. 11, 2013
7803030 Toy vehicle, toy assembly device and method for assembling toy Sep. 28, 2010
7753755 Wall racer toy vehicles Jul. 13, 2010
7644828 Bottle/container coupling system Jan. 12, 2010
7309233 System and method of teaching and learning mathematics Dec. 18, 2007
7222466 Foldable support structure with hinged sawtooth wall members May. 29, 2007
7175498 Combination toy building block and container for holding liquids and the like Feb. 13, 2007
7101247 Jelly blocks and jelly letters Sep. 5, 2006
6790118 Block set for educational purposes Sep. 14, 2004
6715255 Foldable support structure with hinged sawtooth wall members and rigid end cap Apr. 6, 2004
6659463 Interconnecting miniature toy figurine bases with record tracking system Dec. 9, 2003
6447360 Interconnection of toy building elements in a releasable restraining engagement Sep. 10, 2002
6386936 Building block set May. 14, 2002
6315628 System of elements for the composition of static or dynamic constructions Nov. 13, 2001
6293800 Educational and entertainment device Sep. 25, 2001
6224453 Modular building blocks with color coding May. 1, 2001
6220919 Assembled building block for forming various geometrical shapes with corners having angles 60 degrees, 90 degrees and 120 degrees Apr. 24, 2001
6190228 Toddler toy system and method Feb. 20, 2001
6186856 Toy of equilateral triangular building blocks Feb. 13, 2001
6012185 Blocks for elevating bed legs Jan. 11, 2000
5830032 Architectural blocks Nov. 3, 1998
5810357 Stackable three-dimension toy assembly Sep. 22, 1998
5795210 Toy building set and building elements therefor Aug. 18, 1998
5782667 Sculpture amusement device Jul. 21, 1998
5735723 Toy blocks having natural shapes Apr. 7, 1998
5700177 Stacked components assembly toy Dec. 23, 1997
5474483 Wheeled toy container with surface to attach blocks Dec. 12, 1995
5460561 Toy kit of stackable geometric shape pieces to form a structure Oct. 24, 1995
5401200 Baby bottles formed of separable segments adapted to educate and entertain a child during feeding Mar. 28, 1995
5354224 Block toy including a plurality of blocks that can be variously assembled to create different graphical images and including apertured blocks having engagement surfaces which extend from edges Oct. 11, 1994
5238407 Blocks with mating bosses and recesses which bulge for interference fit Aug. 24, 1993
5176577 Rectangular blocks for teaching arithmetic have uniform size joinability and transparency Jan. 5, 1993
5169352 System of structural form bodies Dec. 8, 1992
5145177 Stacking piece puzzle Sep. 8, 1992
5104345 Toy construction set formed from plural building blocks Apr. 14, 1992
5022885 Toy construction set featuring radiating face and complementary edge connectors Jun. 11, 1991
4986789 Shape identification toy vehicle assembly Jan. 22, 1991
4950912 Multi-segment play apparatus Aug. 21, 1990
4902259 Connectable polygonal construction modules Feb. 20, 1990
4826076 Device for the support of driving tracks for toy vehicles May. 2, 1989
4820234 Doll having a plurality of wheels with varying facial expressions to effect mood changes Apr. 11, 1989
4789369 Toy building blocks with multiple pivoting interconnections Dec. 6, 1988
4778392 Educational block set Oct. 18, 1988
4758196 Block unit for making three-dimensional blocks composed of geometric points, lines and planes Jul. 19, 1988
4731041 Connectable polygonal construction modules Mar. 15, 1988
4699601 Building block toy Oct. 13, 1987
4650437 Modular construction set Mar. 17, 1987
4624647 Building element with internal stud-receiving means Nov. 25, 1986
4606732 Interlocking toy building blocks with interconnecting, releasable hinges Aug. 19, 1986

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