Roofing board
The evenly broken lines depict portions of the roofing board that form no part of the claimed design.
The long dash-dot broken lines represent the boundaries of the claimed design and form no part of the claimed design.
The dash-dot broken line in
Claims
The ornamental design for a roofing board, as shown and described.
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Type: Grant
Filed: Jun 10, 2014
Date of Patent: Apr 3, 2018
Assignee: Nippon Steel & Sumikin Coated Sheet Corp. (Tokyo)
Inventor: Takahiko Wakebe (Tokyo)
Primary Examiner: Vy N Koenig
Assistant Examiner: Kimberly Barnes
Application Number: 29/493,472