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Patent
D787862
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Priority
Jul 01 2015
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Filed
Dec 30 2015
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Issued
May 30 2017
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Expiry
May 30 2032
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Assg.orig
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Entity
unknown
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8
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14
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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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1. Mattress core
1.1 is a top perspective view.
1.2 is a bottom perspective view.
1.3 is an enlarged fragmentary top perspective.
Szpyt, Adam
Patent |
Priority |
Assignee |
Title |
D833777, |
Sep 16 2016 |
|
Shell for mattress |
D927227, |
Apr 26 2019 |
NISHIKAWA Co., Ltd. |
Mattress |
D927889, |
Oct 16 2019 |
ACQUIOM AGENCY SERVICES LLC |
Mattress layer |
D927890, |
Apr 26 2019 |
NISHIKAWA Co., Ltd. |
Mattress |
D932809, |
Oct 16 2019 |
ACQUIOM AGENCY SERVICES LLC |
Mattress layer |
D945794, |
Aug 28 2020 |
Avocado Green Brands, LLC |
Mattress core |
ER4299, |
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|
ER4520, |
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Patent |
Priority |
Assignee |
Title |
3209380, |
|
|
|
4053957, |
Jun 01 1976 |
|
Multi-layered mattress |
4862538, |
Oct 22 1986 |
Span-America Medical Systems, Inc. |
Multi-section mattress overlay for systematized pressure dispersion |
5491852, |
Jul 21 1994 |
Koepp Aktiengesellschaft |
Mattresses and chaise longue cushions having a core made of flexible polyurethane foam |
5604021, |
Dec 23 1994 |
SEALY TECHNOLOGIES LLC |
Multi-layer support pad having regions of differing firmness |
9167909, |
Mar 21 2014 |
|
Mattress |
D307687, |
Oct 28 1987 |
Span-America Medical Systems, Inc. |
Mattress pad material |
D307690, |
Oct 28 1987 |
Span-America Medical Systems, Inc. |
Mattress pad material |
D421358, |
May 09 1995 |
|
Mattress pad |
D446071, |
Aug 16 2000 |
CARPENTER CO |
Support pad |
D581715, |
May 29 2007 |
|
Mattress element |
D642847, |
Aug 16 2010 |
FXI, INC |
Mattress |
D675051, |
Sep 30 2011 |
NOMACO INC |
Edge support cushion |
D740053, |
Jul 03 2013 |
Nomaco Inc. |
Foam cushion base |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Date |
Maintenance Fee Events |
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Date |
Maintenance Schedule |
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