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Class Information
Number: D25/116
Name: Building units and construction elements > Architectural stock material > Construction block or brick type (20) > Perforated or openwork (21) > Symmetrical > Arcuate detail
Description:










Sub-classes under this class:

Class Number Class Name Patents
D25/117 Cicular or oval 23


Patents under this class:

Patent Number Title Of Patent Date Issued
D609370 Decorative corner block Feb. 2, 2010
D603064 Decorative corner block Oct. 27, 2009
D601269 Decorative corner block Sep. 29, 2009
D601270 Decorative corner block Sep. 29, 2009
D556919 Stackable wall block Dec. 4, 2007
D546477 Brick with logo Jul. 10, 2007
D545455 Paving stone Jun. 26, 2007
D464442 Brick Oct. 15, 2002
D410755 Building element Jun. 8, 1999
D378423 Interlocking brick Mar. 11, 1997
D363786 Retaining wall stone Oct. 31, 1995
D346037 Arched paving Apr. 12, 1994
D344013 Key for building blocks Feb. 8, 1994
5159801 Mortar securing building brick Nov. 3, 1992
D308102 Bullet collator for shell reloading operations May. 22, 1990
D301064 Convex block May. 9, 1989
4825619 Block wall May. 2, 1989
D300254 Retaining wall block Mar. 14, 1989
D300253 Retaining wall block Mar. 14, 1989
D299067 Modular block wall Dec. 20, 1988
D297767 Block wall Sep. 20, 1988
D296365 Construction block Jun. 21, 1988
D296007 Wall block May. 31, 1988
D295789 Concrete block May. 17, 1988
D295788 Wall block May. 17, 1988
D295790 Starter wall block May. 17, 1988
4597238 Highly insulating brick for masonry Jul. 1, 1986
4566235 Tile block Jan. 28, 1986
D276076 Building block Oct. 23, 1984
D276081 Building block Oct. 23, 1984
D276075 Building block Oct. 23, 1984
D275995 Building block Oct. 16, 1984
D275996 Building block Oct. 16, 1984
D275998 Building block Oct. 16, 1984
D265105 Stepping pad for a game Jun. 22, 1982
D264997 Ventilating concrete block Jun. 15, 1982
D260185 Paving block Aug. 11, 1981
D256166 Building block Jul. 29, 1980
4186540 Interlocking cementitious building blocks Feb. 5, 1980
D250484 Building block Dec. 5, 1978
4123881 Wall structure with insulated interfitting blocks Nov. 7, 1978
D245999 Support block for chemical tower packing Oct. 4, 1977
4052131 Paving stone Oct. 4, 1977
4012881 Architectural modular elements for forming and-or completing monuments or like works of art Mar. 22, 1977











 
 
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