Mattress with backrest
Description
The broken lines in the figures illustrate portions of the mattress with backrest that form no part of the claimed design.
Claims
The ornamental design for a mattress with backrest, as shown and described.
Referenced Cited
U.S. Patent Documents
D308403 | June 5, 1990 | LaForce, Jr. |
D335999 | June 1, 1993 | Van Driessche |
D507445 | July 19, 2005 | Song |
D513915 | January 31, 2006 | Jacklin |
D543064 | May 22, 2007 | Hale |
D593340 | June 2, 2009 | Austen |
D602708 | October 27, 2009 | Coleman |
8661590 | March 4, 2014 | Chen |
D747117 | January 12, 2016 | Lau |
D861816 | October 1, 2019 | Hsu |
D862623 | October 8, 2019 | Hsu |
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D894637 | September 1, 2020 | Jiang |
Patent History
Patent number: D913014
Type: Grant
Filed: Jul 31, 2020
Date of Patent: Mar 16, 2021
Inventor: Lianping Gao (Jiangsu)
Primary Examiner: Jennifer L Rempfer
Application Number: 29/744,736
Type: Grant
Filed: Jul 31, 2020
Date of Patent: Mar 16, 2021
Inventor: Lianping Gao (Jiangsu)
Primary Examiner: Jennifer L Rempfer
Application Number: 29/744,736
Classifications
Current U.S. Class:
D6/604