Back pack

The ornamental design for a back pack, as shown and described.

FIG. 1 is a front, right side perspective view of a back pack showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a rear elevational view thereof; and,

FIG. 5 is a bottom plan view thereof.

The broken lines shown in FIG. 1, 2, and 3 are understood to represent conventional stitching.

Patent	Priority	Assignee	Title
D478239,	Oct 07 2002		CD case
D481252,	Dec 31 2002	Case Logic, Inc.	Disc case
D482924,	Dec 30 2002	Case Logic, Inc.	Disc case
D488020,	Dec 31 2002	Case Logic, Inc.	Disc case
D494233,	Jan 23 2002		Exercise ball
D498799,	Jan 23 2002	KEN KERRY	Exercise ball
D534347,	Jan 24 2003		Bag
D699432,	Mar 14 2012	ZACA CREEK DEVELOPMENT, LLC; DANIEL F HOCK AND TONI R HOCK, TRUSTEES OF THE DANIEL F AND TONI R HOCK REVOCABLE TRUST DATED 8 14 03; ZUMER SPORT, INC	Backpack having soccer ball material and stitch pattern
D701693,	Sep 18 2013		Backpack

Patent	Priority	Assignee	Title
D260697,	Nov 19 1979		Back pack
D343515,	Dec 20 1991	SMOBY SOCIETE ANONYME A DIRECTOIRE ET CONSEIL DE SURVEILLANCE	Box with handle
D348151,	Aug 05 1992	Cormier Corporation	Backpack
D350228,	Sep 14 1992	Cormler Corporation	Backpack
D358023,	Sep 14 1992	Cormier Corporation	Backpack
D360072,	Sep 17 1992	Cormier Corporation	Backpack

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Executed on	Assignor	Assignee	Conveyance	Frame	Reel	Doc
Nov 04 1994	DIXON, DAVID B	MILDEX PACK, INC	ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS	007214	0271	pdf
Nov 04 1994	NAZARETH, MARIA DO CARMO	MILDEX PACK, INC	ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS	007214	0271	pdf
Nov 14 1994		Mildex Pack, Inc.	(assignment on the face of the patent)

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