Memory foam mattress
Description
Claims
The ornamental design for a memory foam mattress, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
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Patent History
Patent number: D917207
Type: Grant
Filed: Sep 7, 2018
Date of Patent: Apr 27, 2021
Assignee: Hefei Intecent network technology co., LTD. (Hefei)
Inventor: Fei Yin (Hefei)
Primary Examiner: Sanjeev Paul
Application Number: 29/662,642
Type: Grant
Filed: Sep 7, 2018
Date of Patent: Apr 27, 2021
Assignee: Hefei Intecent network technology co., LTD. (Hefei)
Inventor: Fei Yin (Hefei)
Primary Examiner: Sanjeev Paul
Application Number: 29/662,642
Classifications
Current U.S. Class:
D6/605