Ventilation fan

- Panasonic
Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a bottom perspective view of a ventilation fan of the present invention;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a first side view thereof;

FIG. 5 is a second side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The dash-dash broken lines depict unclaimed environment; the dash-dot-dash lines depict boundaries of the claim; all broken lines are unclaimed.

Claims

We claim the ornamental design for a ventilation fan, as shown and described.

Referenced Cited
U.S. Patent Documents
D287888 January 20, 1987 Castor et al.
D457616 May 21, 2002 Yamanaka et al.
D510432 October 4, 2005 Bargiel
D510996 October 25, 2005 Vladika
D535431 January 16, 2007 Roland
D535433 January 16, 2007 Craw et al.
7203416 April 10, 2007 Craw et al.
D565716 April 1, 2008 Jacak
D565717 April 1, 2008 Jacak et al.
D565722 April 1, 2008 Hollingsworth et al.
D567352 April 22, 2008 Hollingsworth et al.
D567353 April 22, 2008 Hollingsworth et al.
D567933 April 29, 2008 Hollingsworth et al.
D570465 June 3, 2008 Miyake et al.
D574478 August 5, 2008 Miyake et al.
D575387 August 19, 2008 Zakura et al.
D577805 September 30, 2008 Adrian et al.
D581508 November 25, 2008 Miyake et al.
D584393 January 6, 2009 Miyake et al.
D584394 January 6, 2009 Miyake et al.
D653323 January 31, 2012 Jacak et al.
D654998 February 28, 2012 Zakura et al.
D655403 March 6, 2012 Zakula et al.
D678995 March 26, 2013 Hoshino et al.
D681794 May 7, 2013 Lin et al.
20010023173 September 20, 2001 Schiedegger et al.
Patent History
Patent number: D702827
Type: Grant
Filed: Jan 17, 2013
Date of Patent: Apr 15, 2014
Assignee: Panasonic Corporation (Osaka)
Inventors: Nobuyuki Mase (Nara), Keiji Takagaki (Osaka)
Primary Examiner: Susan Bennett Hattan
Assistant Examiner: Janice Hallmark
Application Number: 29/443,399
Classifications
Current U.S. Class: Fan Or Ventilator (D23/370)