Thermal lunch box
Description
The broken lines in the drawing depict environmental subject matter only and form no part of the claimed design.
Claims
The ornamental design for a thermal lunch box, as shown and described.
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Patent History
Patent number: D911117
Type: Grant
Filed: Aug 28, 2019
Date of Patent: Feb 23, 2021
Inventor: Jingsheng Xu (Hunan)
Primary Examiner: Derrick E Holland
Assistant Examiner: Andrew Kerr
Application Number: 29/703,639
Type: Grant
Filed: Aug 28, 2019
Date of Patent: Feb 23, 2021
Inventor: Jingsheng Xu (Hunan)
Primary Examiner: Derrick E Holland
Assistant Examiner: Andrew Kerr
Application Number: 29/703,639
Classifications
Current U.S. Class:
D7/602