2003-04-22
2004-06-01
Oliver, Catherine R. (Department: 2914)
Design Patent
active
D0490606
CLAIM:
The ornamental design for a portable book holder, as shown and described.
REFERENCES:
patent: 5421499 (1995-06-01), Bauer
patent: 5551615 (1996-09-01), McIntosh
patent: 5649654 (1997-07-01), Hayward, Jr.
patent: 6019264 (2000-02-01), Strieber
patent: 6381127 (2002-04-01), Maddali et al.
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