Mattress
Description
Claims
The ornamental design for a mattress, as shown and described.
Referenced Cited
Patent History
Patent number: D908397
Type: Grant
Filed: Aug 15, 2019
Date of Patent: Jan 26, 2021
Inventor: Li Yang (Changzhou)
Primary Examiner: Jennifer L Rempfer
Application Number: 29/701,869
Type: Grant
Filed: Aug 15, 2019
Date of Patent: Jan 26, 2021
Inventor: Li Yang (Changzhou)
Primary Examiner: Jennifer L Rempfer
Application Number: 29/701,869
Classifications
Current U.S. Class:
D6/605