Window blind
Description
The dotted lines showing a roller and mounting brackets are for illustrative purposes and form no part of my claimed invention.
Claims
The ornamental design for a window blind, as shown and described.
Referenced Cited
U.S. Patent Documents
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Patent History
Patent number: D566447
Type: Grant
Filed: Jul 6, 2007
Date of Patent: Apr 15, 2008
Inventor: Harry Frank Hohmann (Pittsburgh, PA)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Barbara B Lohr
Application Number: 29/289,080
Type: Grant
Filed: Jul 6, 2007
Date of Patent: Apr 15, 2008
Inventor: Harry Frank Hohmann (Pittsburgh, PA)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Barbara B Lohr
Application Number: 29/289,080
Classifications
Current U.S. Class:
D6/575