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Patent
D724352
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Priority
Mar 30 2012
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Filed
May 30 2013
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Issued
Mar 17 2015
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Expiry
Mar 17 2029
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Assg.orig
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Entity
unknown
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10
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10
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n/a
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The ornamental design for a mattress core, as shown and described.
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FIG. 1 is a top perspective view of the mattress core;
FIG. 2 is a bottom perspective view;
FIG. 3 is a top view;
FIG. 4 is a bottom view;
FIG. 5 is a side view; and,
FIG. 6 is a front view thereof.
Malkiewicz, James R., Malkiewicz, Michael J.
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Priority |
Assignee |
Title |
6101651, |
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6295676, |
Apr 16 1998 |
|
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7120956, |
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|
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7520011, |
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|
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7930783, |
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8099812, |
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8181296, |
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D528340, |
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D647350, |
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a