Patent
   D710821
Priority
Oct 06 2011
Filed
Apr 04 2012
Issued
Aug 12 2014
Expiry
Aug 12 2028
Assg.orig
Entity
unknown
17
10
n/a
The ornamental design for the sound amplifier, as shown and described.

FIG. 1 is a front perspective view of a sound amplifier, showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevation view thereof; and,

FIG. 7 is a right side elevation view thereof.

Marklund, Emil

Patent Priority Assignee Title
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ER7562,
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Patent Priority Assignee Title
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 03 2012MARKLUND, EMILLAB GRUPPEN ABASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0279900247 pdf
Apr 04 2012LAB.GRUPPEN AB(assignment on the face of the patent)
Aug 19 2015LAB GRUPPEN ABMUSIC GROUP INNOVATION SWEDEN ABCHANGE OF NAME SEE DOCUMENT FOR DETAILS 0392500280 pdf
Jul 01 2016MUSIC GROUP INNOVATION SWEDEN ABMUSIC GROUP IP LTDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0392750734 pdf
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