Ruler

The ornamental design for a ruler, substantially as shown and described.

FIG. 1 is a perspective view of a ruler showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof, the bottom plan view being identical thereto; and,

FIG. 5 is a right side elevational view thereof, the left side elevational view being identical thereto.

Patent	Priority	Assignee	Title
8469964,	May 10 2006	Warsaw Orthopedic, Inc.	Bone cutting template and method of treating bone fractures
8758793,	May 10 2006	Warsaw Orthopedic, Inc.	Therapeutic agent carrier and method of treating bone fractures

Patent	Priority	Assignee	Title
4565012,	Aug 06 1984		Marking and measuring instrument
D390871,	Apr 01 1997		Growth chart photo album

Executed on	Assignor	Assignee	Conveyance	Frame	Reel	Doc
Jan 31 2003	SHAPIRO, DAVID	IT S ACADEMIC OF ILLINOIS, INC	ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS	013754	0438	pdf
Feb 07 2003		It's Academic of Illinois, Inc.	(assignment on the face of the patent)

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