Quadcopter
Description
The stippling shown on the propellers of the quadcopter in
Claims
The ornamental design for a quadcopter, as shown and described.
Referenced Cited
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Patent History
Patent number: D816581
Type: Grant
Filed: Dec 6, 2016
Date of Patent: May 1, 2018
Inventor: Jianjia Zhao (Zhangzhou)
Primary Examiner: Robert M. Spear
Assistant Examiner: Marissa J Cash
Application Number: 29/586,600
Type: Grant
Filed: Dec 6, 2016
Date of Patent: May 1, 2018
Inventor: Jianjia Zhao (Zhangzhou)
Primary Examiner: Robert M. Spear
Assistant Examiner: Marissa J Cash
Application Number: 29/586,600
Classifications