Playing field obstacle
Description
The broken lines are included for the purpose of illustrating portions of the playing field obstacle that form no part of the claimed design.
Claims
The ornamental design for a playing field obstacle, as shown and described.
Referenced Cited
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Patent History
Patent number: D579504
Type: Grant
Filed: Mar 19, 2008
Date of Patent: Oct 28, 2008
Inventor: James C. Elder (Carrollton, TX)
Primary Examiner: Catherine Tuttle
Attorney: Griggs Bergen LLP
Application Number: 29/305,381
Type: Grant
Filed: Mar 19, 2008
Date of Patent: Oct 28, 2008
Inventor: James C. Elder (Carrollton, TX)
Primary Examiner: Catherine Tuttle
Attorney: Griggs Bergen LLP
Application Number: 29/305,381
Classifications