Double-layer cup
Description
Claims
The ornamental design for a double-layer cup, as shown.
Referenced Cited
Patent History
Patent number: D851456
Type: Grant
Filed: Oct 26, 2017
Date of Patent: Jun 18, 2019
Inventor: Min Shen (Guangdong)
Primary Examiner: Terry A Wallace
Application Number: 29/623,621
Type: Grant
Filed: Oct 26, 2017
Date of Patent: Jun 18, 2019
Inventor: Min Shen (Guangdong)
Primary Examiner: Terry A Wallace
Application Number: 29/623,621
Classifications
Current U.S. Class:
D7/510;
D7/608