Lunch box
Description
The broken lines in the drawings illustrate the portions of the lunch box, which form no part of the claimed design.
Claims
The ornamental design for a lunch box, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
| D977318 | February 7, 2023 | Huang |
| D977920 | February 14, 2023 | Wei |
| D1004384 | November 14, 2023 | Zhang |
| D1017339 | March 12, 2024 | Huang |
| D1020412 | April 2, 2024 | Jiang |
| D1062402 | February 18, 2025 | Huang |
| D1095181 | September 30, 2025 | Huang |
| 15017453 | April 2023 | EM |
- Electric Lunch Box for Adults, first available Jul. 21, 2025. Retrieved from: https://www.amazon.com/Electric-Portable-Lonchera-El%C3%A9ctrica-Port%C3%A1til/dp/B0F9PLY64F on Oct. 23, 2025. (Year: 2025).
- Electric Heated Lunch Box for Men, first available Aug. 22, 2024. Retrieved from: https://www.amazon.com/dp/B0DDCTJ5ZB on Oct. 23, 2025. (Year: 2024).
- Electric Heated Lunch Box for Men—3 Liters Double Layer Portable Food Warmer, first available Dec. 23, 2023. Retrieved from: https://www.amazon.com/Sitlais-Electric-Heated-Lunch-Adults/dp/B0CQVRV2X2?th=1 on Oct. 23, 2025. (Year: 2023).
Patent History
Patent number: D1138547
Type: Grant
Filed: Dec 6, 2023
Date of Patent: Aug 4, 2026
Inventor: Qiongna Liang (Yulin)
Primary Examiner: George J Ulsh
Assistant Examiner: Terilyn Davis
Application Number: 29/919,762
Type: Grant
Filed: Dec 6, 2023
Date of Patent: Aug 4, 2026
Inventor: Qiongna Liang (Yulin)
Primary Examiner: George J Ulsh
Assistant Examiner: Terilyn Davis
Application Number: 29/919,762
Classifications
Current U.S. Class:
D7/629