Constructional toy piece

- Patent Category Corp.
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Description

FIG. 1 is a perspective view of my constructional toy piece;

FIG. 2 is front plan view of the constructional toy piece of FIG. 1, the rear view being identical thereto;

FIG. 3 is top plan view of the constructional toy piece of FIG. 1, the bottom plan view being identical thereto; and,

FIG. 4 is a left side elevational view of the constructional toy piece of FIG. 1, the right side elevational view being identical thereto.

Referenced Cited
U.S. Patent Documents
D4058 May 1870 Ellis
D236221 August 1975 McAllister et al.
D245435 August 16, 1977 Gnehm
D247132 January 31, 1978 Gnehm
D252951 September 18, 1979 Schuring
D285585 September 9, 1986 Murdough, Jr. et al.
D370944 June 18, 1996 Hessler
D383805 September 16, 1997 Zheng
D388841 January 6, 1998 Zheng
1163851 December 1915 Pringle
1562006 November 1925 Sichterman
1882607 October 1932 Howard
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2712200 July 1955 Dearling
3023890 March 1962 Scholten
3701214 October 1972 Sakamoto
3855752 December 1974 Aylon
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4107894 August 22, 1978 Mullins
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5281181 January 25, 1994 McCollum
Patent History
Patent number: D407765
Type: Grant
Filed: Nov 1, 1996
Date of Patent: Apr 6, 1999
Assignee: Patent Category Corp. (Monrovia, CA)
Inventor: Yu Zheng (Covina, CA)
Primary Examiner: Raphael Barkai
Attorney: Raymond Sun
Application Number: 0/61,873
Classifications
Current U.S. Class: Rectangular (D21/491)
International Classification: 1606;