Heel shank
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The dashed lines in the drawings are environmental and for illustrative purposes only and form no part of the claimed design. Our design is not limited to the exact details shown in the drawings, since equivalents and colorable imitations thereof will be evident to a person of ordinary skill in the art.
Claims
The ornamental design for a heel shank, as shown and described.
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Type: Grant
Filed: Jun 4, 2019
Date of Patent: Feb 16, 2021
Assignee: BIVAB LLC (Marblehead, MA)
Inventors: Gordon Hay (Stowe, VT), Keith Orr (Portsmouth, NH), Derek Carroll (Salem, MA)
Primary Examiner: Dominic V Simone
Application Number: 29/693,636