Mattress base
Any broken lines in the drawing are for illustrative purposes only and form no part of the claimed design.
Claims
The ornamental design for a mattress base, as shown and described.
Type: Grant
Filed: Jul 23, 2012
Date of Patent: Nov 18, 2014
Assignee: Drawer Base Concepts, Inc. (Coquitlam)
Inventor: Neil Wurst (Coquitlam)
Primary Examiner: Janice Seeger
Application Number: 29/427,866