Fan blade

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Description

FIG. 1 is a perspective view of a fan blade showing our new design;

FIG. 2 is a top view thereof;

FIG. 3 is a side view thereof;

FIG. 4 is a side view thereof; and,

FIG. 5 is a perspective view thereof.

Claims

The ornamental design for a fan blade, as shown and described.

Referenced Cited
U.S. Patent Documents
6244821 June 12, 2001 Boyd
D478655 August 19, 2003 Gajewski
D489447 May 4, 2004 Young
D503472 March 29, 2005 Tai
D503473 March 29, 2005 Tai
D503474 March 29, 2005 Tai
D503475 March 29, 2005 Tai
D503795 April 5, 2005 Tai
D505724 May 31, 2005 Tai
D745658 December 15, 2015 Wang
D750221 February 23, 2016 Schulzman
9638209 May 2, 2017 Cogley
D796659 September 5, 2017 Schulzman
D852943 July 2, 2019 Niemiec
D852944 July 2, 2019 Niemiec
D853553 July 9, 2019 Niemiec
20130129519 May 23, 2013 Nielsen
20130336790 December 19, 2013 Wortman
20150147188 May 28, 2015 Danielsson
20170030361 February 2, 2017 Niemiec
20170030369 February 2, 2017 Niemiec
20170114789 April 27, 2017 Niemiec
Patent History
Patent number: D874639
Type: Grant
Filed: May 14, 2019
Date of Patent: Feb 4, 2020
Assignee: WLC Enterprises, Inc. (Schaumburg, IL)
Inventors: Darrin Walter Niemiec (Elgin, IL), James C. Muth (Oconomowoc, WI), Patrick Todd Woodzick (Waukesha, WI), William J. Carlson (Long Grove, IL)
Primary Examiner: Janice Hallmark
Application Number: 29/691,146
Classifications
Current U.S. Class: Fan Or Ventilator Blade (D23/413)