Sofa

The ornamental design for a sofa, as shown and described.

FIG. 1 is a three-quarter, front perspective view of a sofa embodying my new design;

FIG. 2 is a front perspective view thereof; and

FIG. 3 is a side perspective view thereof.

The side of the sofa not shown is a mirror image of the side shown while the rear is conventional in appearance.

Patent	Priority	Assignee	Title
D282321,	Jul 25 1983	The Bean Station Furniture Factory	Seat
D550973,	Oct 13 2006	La-Z-Boy Incorporated	Seat
D648945,	Oct 20 2010	Chateau d'Ax S.p.A.	Tubular corner ottoman
D650599,	Oct 20 2010	Chateau d'Ax S.p.A.	Curved corner ottoman

Patent	Priority	Assignee	Title
234239,
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D244650,	Jan 05 1976	Null Manufacturing Corporation	Seat
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Executed on	Assignor	Assignee	Conveyance	Frame	Reel	Doc
Nov 28 1977		The Berkline Corporation	(assignment on the face of the patent)
Sep 30 1988	SECURITY PACIFIC BUSINESS CREDIT INC , A DE CORP	BERKLINE CORPORATION, A DE CORP	SECURITY INTEREST SEE DOCUMENT FOR DETAILS	005003	0128	pdf

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