Duct support structure

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Description

FIG. 1 is a left side perspective of a duct support structure of the claimed design;

FIG. 2 is a right side view of the duct support structure of the claimed design;

FIG. 3 is a front view of the duct support structure of the claimed design;

FIG. 4 is a back view of the duct support structure of the claimed design;

FIG. 5 is a top view of the duct support structure of the claimed design; and,

FIG. 6 is a bottom view of the duct support structure of the claimed design.

Claims

The ornamental design for a duct support structure, as shown and described.

Referenced Cited
U.S. Patent Documents
1944382 January 1934 Wecker
2479597 August 1949 Anton
4653369 March 31, 1987 Dunsirn
4905955 March 6, 1990 Brizzolesi
5490304 February 13, 1996 Winner, Jr.
5660098 August 26, 1997 Van den Berghe
6047811 April 11, 2000 Zittel
D433931 November 21, 2000 Poplin
7503553 March 17, 2009 Brannan
D624398 September 28, 2010 Ham
D667290 September 18, 2012 Chelton
D758174 June 7, 2016 Lee
D777015 January 24, 2017 Deveci
20110296877 December 8, 2011 Song
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Patent History
Patent number: D798696
Type: Grant
Filed: Oct 13, 2016
Date of Patent: Oct 3, 2017
Inventor: William J. Thompson (Las Vegas, NV)
Primary Examiner: Lakiya Rogers
Assistant Examiner: Harold E Blackwell, II
Application Number: 29/580,882
Classifications
Current U.S. Class: D8/380