Toy building block
Description
Claims
The ornamental design for a toy building block, as shown and described.
Referenced Cited
Patent History
Patent number: D588209
Type: Grant
Filed: May 13, 2008
Date of Patent: Mar 10, 2009
Assignee: Kokuyo Co., Ltd. (Osaka)
Inventor: Kiyoshi Shimizu (Osaka)
Primary Examiner: Holly H Baynham
Assistant Examiner: Cynthia M Chin
Attorney: Dennis R. Haszko
Application Number: 29/318,110
Type: Grant
Filed: May 13, 2008
Date of Patent: Mar 10, 2009
Assignee: Kokuyo Co., Ltd. (Osaka)
Inventor: Kiyoshi Shimizu (Osaka)
Primary Examiner: Holly H Baynham
Assistant Examiner: Cynthia M Chin
Attorney: Dennis R. Haszko
Application Number: 29/318,110
Classifications
Current U.S. Class:
Including Open Area (D21/502)