Collapsible shelf unit
Claims
I claim the ornamental design for a collapsible shelf unit, as shown and described.
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Type: Grant
Filed: Apr 14, 2004
Date of Patent: Jul 24, 2007
Inventor: Mary Jane Butters (Moscow, ID)
Primary Examiner: Robert M. Spear
Assistant Examiner: Mary Ann Calabrese
Attorney: Duncan Palmatier
Application Number: 29/203,558