Electric fan
Description
Claims
The ornamental design for an electric fan, as shown and described.
Referenced Cited
U.S. Patent Documents
2420209 | May 1947 | Strom |
D329695 | September 22, 1992 | Lin |
Patent History
Patent number: D577808
Type: Grant
Filed: Sep 10, 2007
Date of Patent: Sep 30, 2008
Inventors: Chih-Huang Chang (Junghe, Taipei 235), Shen-Yuan Chen (Junghe, Taipei 235)
Primary Examiner: Lisa P Lichtenstein
Attorney: Troxell Law Office, PLLC
Application Number: 29/287,702
Type: Grant
Filed: Sep 10, 2007
Date of Patent: Sep 30, 2008
Inventors: Chih-Huang Chang (Junghe, Taipei 235), Shen-Yuan Chen (Junghe, Taipei 235)
Primary Examiner: Lisa P Lichtenstein
Attorney: Troxell Law Office, PLLC
Application Number: 29/287,702
Classifications
Current U.S. Class:
Circular Grille (D23/382)