Dumbbell
Description
The broken lines shown in the drawings depict portions of the dumbbell that form no part of the claimed design.
Claims
The ornamental design for a dumbbell, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
| D922504 | June 15, 2021 | Wang |
| D927611 | August 10, 2021 | Wang |
| D930091 | September 7, 2021 | Wang |
| D994799 | August 8, 2023 | Zheng |
| D1027078 | May 14, 2024 | Tong |
| D1059507 | January 28, 2025 | Yu |
| D1062928 | February 18, 2025 | Tong |
| 12246207 | March 11, 2025 | Yu |
| 20040005968 | January 8, 2004 | Crawford |
| 20090186748 | July 23, 2009 | Golesh |
| 20230271050 | August 31, 2023 | Tong |
- Amstaff, announced 2023 [online], [site visited Sep. 3, 2025]. Available on internet, URL:https://www.amazon.ca/Adjustable-Dumbbell-Kettlebell-Adjustment-Multifunctional/dp/B0CGKNZMQ5?th=1 (Year: 2023).
- Flexnest, announced 2021 [online], [site visited Sep. 3, 2025]. Available on internet, URL:https://www.amazon.ae/Flexnest-FlexiBellTM-Adjustable-Dumbbells-Adjustment/dp/B09J8Y5RY6 (Year: 2021).
Patent History
Patent number: D1109257
Type: Grant
Filed: Nov 7, 2023
Date of Patent: Jan 13, 2026
Inventor: Xiaorong Tong (Jinhua)
Primary Examiner: Khawaja Anwar
Assistant Examiner: Julice Seung Eun Oum
Application Number: 29/906,551
Type: Grant
Filed: Nov 7, 2023
Date of Patent: Jan 13, 2026
Inventor: Xiaorong Tong (Jinhua)
Primary Examiner: Khawaja Anwar
Assistant Examiner: Julice Seung Eun Oum
Application Number: 29/906,551
Classifications
Current U.S. Class:
Grip-retentive Handle (D21/682)