Step-up file rack
Description
Claims
The ornamental design for a step-up file rack, as shown and described.
Referenced Cited
U.S. Patent Documents
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Patent History
Patent number: D632739
Type: Grant
Filed: Apr 13, 2010
Date of Patent: Feb 15, 2011
Inventor: David M. Stravitz (New York, NY)
Primary Examiner: Elizabeth A Albert
Application Number: 29/349,534
Type: Grant
Filed: Apr 13, 2010
Date of Patent: Feb 15, 2011
Inventor: David M. Stravitz (New York, NY)
Primary Examiner: Elizabeth A Albert
Application Number: 29/349,534
Classifications
Current U.S. Class:
Substantially Vertical (D19/90)