Pen
The broken lines in
Claims
The ornamental design for a pen, as shown and described.
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Type: Grant
Filed: Jan 26, 2017
Date of Patent: Jul 17, 2018
Assignee: Beifa Group Co., Ltd. (Ningbo)
Inventor: Youbin Zhang (Ningbo)
Primary Examiner: Cynthia Ramirez
Assistant Examiner: Laura H Yu
Application Number: 29/592,089