External battery

• US D639,731 S1
• Filed: 12/18/2010
• Issued: 06/14/2011
• Est. Priority Date: 10/26/2010
• Status: Active Grant

• Current Assignee: Freda Chu
• Original Assignee: Freda Chu
• Inventors: Sun, Zhongwei
• Primary Examiner(s): Tarcza; Rosemary K
• Application Number:
  US29/381,398
• Time in Patent Office: 178 Days
• Field of Search: D13102-110, D13118-121, D13/184, D13/199, 429 96-100, 429/149, 429/159, 429/163, 429/176, 429/177.186, 429/463, D14/250, D14/251, D14/253, D14/432, D14/434, D 3/201, D 3/215, D 3/218, D 3/226, D 3/230, D 3/299, 320101-102, 320107-115, 206/320, 206/701
• US Class Current: D13/103
• CPC Class Codes: N/A

Claims

1. The ornamental design for a external battery, as shown and described.