Drop back sofa bed

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

FIG. 1 is a front view of the drop back sofa bed in a first position;

FIG. 2 is a front, right side, perspective view of the drop back sofa bed in the first position;

FIG. 3 is a back, right side, perspective view of the drop back sofa bed in the first position;

FIG. 4 is a right side view of the drop back sofa bed in the first position; and,

FIG. 5 is a front, right side, perspective view of the drop back sofa bed in a second position.

Patent	Priority	Assignee	Title
D933977,	Jul 24 2019		Reversible sectional sofa
D942163,	Dec 02 2019		Convertible sofa with angled legs
D945782,	Jul 10 2020	NINGBO AINFOX NETWORK TECHNOLOGY CO , LTD	Folding couch
D958551,	Jan 10 2020	Innovation U.S.A., Inc.	Sofa
D958552,	Jan 10 2020	Innovation U.S.A., Inc.	Sofa
D959869,	Jul 27 2020		Sofa bed with wooden legs
D968831,	Jan 10 2020	Innovation U.S.A., Inc.	Sofa
D976605,	Apr 06 2020	Sancal Diseño, S.L.	Couch
D982921,	Jan 24 2020	Gjemeni, Inc.	Sofa that converts into a lounger and a bed
D982922,	Oct 23 2020	Innovation U.S.A., Inc.; INNOVATION U S A , INC	Sofa
D983550,	Oct 23 2020	INNOVATION U S A , INC	Sofa
ER8300,
ER9168,

Patent	Priority	Assignee	Title
2111415,
8893322,	May 27 2011	Lifestyle Solutions, Inc.; LIFESTYLE SOLUTIONS, INC	Sofa that converts to various positions using click-clack mechanisms, including chaise position with two individual chaises facing one another
20110016626,
20120042448,
20120297535,
179829,
D446962,	Jan 06 2000	CINNA	Sofa
D498075,	Jan 07 2003	CINNA	Seat
D603618,	Apr 14 2008	INNOVATION U S A , INC	Sofa
D623869,	Mar 17 2009	INNOVATION U S A , INC	Sofa
D649367,	Jun 23 2010	INNOVATION U S A , INC	Chair
D675460,	May 06 2011	Lifestyle Solutions, Inc.	Convertible sofa with multiple positions
D718552,	Jun 02 2014	Lifestyle Solutions, Inc.	Convertible sofa bed with arms that convert into foot rests
D719755,	Jun 02 2014	Lifestyle Solutions, Inc.	Convertible sofa bed with chaise lounge and other multiple positions
D829452,	Mar 28 2017		Convertible sofa
D874837,	Nov 16 2017	Innovation U.S.A., Inc.	Sofa

Executed on

Assignor

Assignee

Conveyance

Frame

Reel

Doc

n/a

Date	Maintenance Fee Events

n/a

Date	Maintenance Schedule