- Middleby Marshall Inc.
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FIG. 1 is a top perspective view of a knob;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a right side elevation view;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a front elevation view thereof; and,

FIG. 7 is a rear elevation view thereof.

The broken lines in FIGS. 1-3 and 7 are for the purpose of illustrating boundaries that form no part of the claimed design.


I claim the ornamental design for a knob, as shown and described.

Referenced Cited
U.S. Patent Documents
D146269 January 1947 Simpson
D152928 March 1949 Stuman
D166874 May 1952 Reed
D181800 December 1957 Lipton
D209143 November 1967 Hampel et al.
D450997 November 27, 2001 Brady
6627828 September 30, 2003 McCartney
D564980 March 25, 2008 Browne
D691456 October 15, 2013 Watkins
20110072932 March 31, 2011 O'Keefe
20160329175 November 10, 2016 Bowen
Other references
  • Southbend, “The Ultimate Heavy Duty Restaurant Range” flyer, Dec. 2015, 1 page.
  • Partstown, Listing of Partstown “Southbend Range Knobs & Dials,” 2019, 6 pages, Retrieved from <>, on Oct. 11, 2019.
Patent History
Patent number: D893980
Type: Grant
Filed: Jun 3, 2019
Date of Patent: Aug 25, 2020
Assignee: Middleby Marshall Inc. (Elgin, IL)
Inventor: Christian Matthew Yungbluth (Fuquay-Varina, NC)
Primary Examiner: Lauren R Calve
Application Number: 29/693,486
Current U.S. Class: D8/311