Lock ring for use in a mold stack
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It will be understood that the dashed lines presented in the drawings do not form a part of the claimed design.
Claims
The ornamental design for a lock ring for use in a mold stack, as shown and described.
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Type: Grant
Filed: Jan 10, 2013
Date of Patent: May 26, 2015
Assignee: Husky Injection Molding Systems Ltd. (Bolton, Ontario)
Inventors: William Andrew James Jacovich (Newmarket), Renato Papa (Scarbrough), Derek Robertson McCready (Mississauga)
Primary Examiner: Patricia Palasik
Application Number: 29/441,904