Knock-out panel
Description
The features shown in broken lines depict environmental subject matter only and form no part of the claimed design.
Claims
We claim the ornamental design for a knock-out panel, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
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| D682079 | May 14, 2013 | Chou |
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Patent History
Patent number: D754838
Type: Grant
Filed: Feb 6, 2012
Date of Patent: Apr 26, 2016
Assignee: Broan-NuTone LLC (Hartford, WI)
Inventors: Robert G. Penlesky (Waukesha, WI), Mirko Zakula (New Berlin, WI), Daniel L. Karst (Beaver Dam, WI)
Primary Examiner: David Muller
Application Number: 29/412,646
Type: Grant
Filed: Feb 6, 2012
Date of Patent: Apr 26, 2016
Assignee: Broan-NuTone LLC (Hartford, WI)
Inventors: Robert G. Penlesky (Waukesha, WI), Mirko Zakula (New Berlin, WI), Daniel L. Karst (Beaver Dam, WI)
Primary Examiner: David Muller
Application Number: 29/412,646
Classifications
Current U.S. Class:
Vent, Ductwork, Or Element Thereof (D23/393)