Building block

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Description

FIG. 1 is a perspective view of a building block;

FIG. 2 is a front elevation thereof;

FIG. 3 is a rear elevation thereof;

FIG. 4 is a left side elevation thereof;

FIG. 5 is a right side elevation thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a perspective 3-D view of two identical building blocks placing next to each other.

Claims

The ornamental design for a building block, as shown and described.

Referenced Cited
U.S. Patent Documents
4171590 October 23, 1979 Fischer
4377916 March 29, 1983 Komiya
4392323 July 12, 1983 Rubik
4484406 November 27, 1984 Matsumoto et al.
D313437 January 1, 1991 Andersen
5019010 May 28, 1991 Nikaido et al.
5035666 July 30, 1991 Kang
5746638 May 5, 1998 Shiraishi
6034821 March 7, 2000 Schenfeld et al.
6679780 January 20, 2004 Shih
D505164 May 17, 2005 McCabe
20050191932 September 1, 2005 Lin
Patent History
Patent number: D544552
Type: Grant
Filed: Jun 17, 2005
Date of Patent: Jun 12, 2007
Assignee: Youth Toy Enterprise Co. Ltd.
Inventor: Fu-Chi Lin (Taipei Hsien)
Primary Examiner: Holly H. Baynham
Assistant Examiner: Cynthia M. Chin
Application Number: 29/232,288
Classifications