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Patent
D850161
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Priority
Oct 26 2017
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Filed
Apr 24 2018
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Issued
Jun 04 2019
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Expiry
Jun 04 2034
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Assg.orig
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Entity
unknown
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20
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16
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n/a
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The ornamental design for a three-layer mattress spring unit, as shown and described.
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FIG. 1 is a perspective view of the three-layer mattress spring unit;
FIG. 2 is a right side view thereof, the left side view being a mirror image of the right side view;
FIG. 3 is a front view thereof, the rear view being identical to the front view; and,
FIG. 4 is a top view thereof, the bottom view being identical to the top view.
Ping, Lei
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Apr 23 2018 |
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Mar 13 2019 |
L&P Property Management Company |
Pocketed spring comfort layer |
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Aug 27 2019 |
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Mattress |
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Oct 23 2018 |
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Aug 27 2019 |
TIGER FINANCE, LLC |
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Sep 10 2019 |
TIGER FINANCE, LLC |
Zipper |
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Oct 16 2019 |
TIGER FINANCE, LLC |
Mattress layer |
D932809, |
Oct 16 2019 |
TIGER FINANCE, LLC |
Mattress layer |
D933398, |
Mar 11 2020 |
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Cushion |
ER1010, |
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Apr 23 2018 | PING, LEI | BOMEI TEX LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 045621 | /0711 |
pdf |
Apr 24 2018 | | BOMEI TEX LTD. | (assignment on the face of the patent) | | / |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a