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United States Patent D755,902
Chen ,   et al. May 10, 2016

Building block


CLAIM The ornamental design for a building block, as shown and described.
Inventors: Chen; Tsai-Ti (New Taipei, TW), Lee; Hero (New Taipei, TW)
Name City State Country Type


New Taipei


Assignee: T-FUN COMPANY LIMITED (New Taipei, TW)
Appl. No.: D/527,225
Filed: May 18, 2015

Current U.S. Class: D21/484
Current International Class: 2101
Field of Search: ;D21/333,373,386,389,404,468,470,471,475,484-505 ;446/69,85,102-128 ;434/167,208,259,403 ;273/153,156,160

References Cited [Referenced By]

U.S. Patent Documents
D233542 November 1974 Christiansen
D290475 June 1987 Knudsen
D315375 March 1991 Olsen
D333850 March 1993 Olsen
D333851 March 1993 Olsen
D333852 March 1993 Olsen
D363512 October 1995 Bluff
5913706 June 1999 Glickman
D570425 June 2008 Comfort
7553209 June 2009 Sorensen
9067147 June 2015 Woodhouse
Primary Examiner: Chin; Cynthia M
Attorney, Agent or Firm: Lin & Associates Intellectual Property, Inc.


FIG. 1 is a perspective view of a building block showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left elevational view thereof;

FIG. 5 is a right elevational view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a perspective view from another direction of the building block.

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