Patent
   D707069
Priority
Feb 10 2011
Filed
Feb 12 2013
Issued
Jun 17 2014
Expiry
Jun 17 2028
Assg.orig
Entity
unknown
1
16
n/a
The ornamental design for a spring element for a mattress, as shown and described.

FIG. 1 is a partial perspective view of a spring element for a mattress according to our new design;

FIG. 2 is another partial perspective view thereof;

FIG. 3 is another partial perspective view thereof;

FIG. 4 is another partial perspective view thereof; and,

FIG. 5 is another partial perspective view thereof.

In the drawings, the broken lines illustrate environment and form no part of the claimed design.

Erlbeck, Ingrid, Ofner, Helmut

Patent Priority Assignee Title
D917933, Dec 18 2019 GLAS AMERICAS LLC Bed spring
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