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United States Patent D754,260
Chen ,   et al. April 19, 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/524,891
Filed: April 24, 2015

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

References Cited [Referenced By]

U.S. Patent Documents
4642064 February 1987 Yoke
D341170 November 1993 Olsen
D371582 July 1996 Olsen
D410043 May 1999 Petersen
5913706 June 1999 Glickman
6287166 September 2001 Lee
6692332 February 2004 Jheow
D617397 June 2010 Thorogood
9067147 June 2015 Woodhouse
2015/0314209 November 2015 Brooks
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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