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The ornamental design for a mattress, as shown and described.
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2. Mattress
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| Patent | Priority | Assignee | Title |
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| D871779, | Oct 26 2016 | Nonwoven fabric having shirred pattern | |
| D876106, | Mar 22 2017 | EASY GARDENER PRODUCTS, INC | Landscaping fabric sheet with pattern |
| D876843, | Aug 22 2019 | Xiaohuan, Zhang | Embossed fabric |
| D907402, | Jul 26 2019 | SERTA, INC | Mattress |
| D907403, | Jul 26 2019 | SERTA, INC | Mattress |
| D908397, | Aug 15 2019 | Mattress | |
| D937587, | Jan 02 2020 | Marmot Mountain, LLC | Cell pattern |
| D961018, | Oct 22 2021 | Exercise balance pad | |
| D968848, | Aug 17 2020 | SEALY TECHNOLOGY, LLC | Mattress cover |
| WO219150, |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Feb 18 2022 | ZINUS INC. | (assignment on the face of the patent) | / | |||
| Apr 11 2023 | LEE, YOUNJAE | ZINUS INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 063284 | /0757 |
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