Grip strengthener
Description
The dashed broken lines depict portions of the grip strengthener that form no part of the claimed design.
Claims
The ornamental design for a grip strengthener as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
1412691 | April 1922 | Lincoln |
D286312 | October 21, 1986 | Tsuzuki |
D365612 | December 26, 1995 | Pravitz |
D381719 | July 29, 1997 | Pravitz |
D418562 | January 4, 2000 | Pravitz |
D564382 | March 18, 2008 | Lai et al. |
7846066 | December 7, 2010 | Chuang |
D636037 | April 12, 2011 | Chuang |
10223557 | March 5, 2019 | Malcolm |
D965086 | September 27, 2022 | Cao |
D978367 | February 14, 2023 | Haddock Dicarlo |
D994052 | August 1, 2023 | Lin |
D996537 | August 22, 2023 | Chuang |
D998731 | September 12, 2023 | Chuang |
11806570 | November 7, 2023 | Chuang |
11904197 | February 20, 2024 | Chuang |
20130012361 | January 10, 2013 | Smith |
20140378278 | December 25, 2014 | Chuang |
20160367852 | December 22, 2016 | Chuang |
20190269981 | September 5, 2019 | Jordan |
20220387859 | December 8, 2022 | Chavez |
20230146190 | May 11, 2023 | Koh |
309005987 | December 2024 | CN |
015021462 | May 2023 | EM |
- “Grip Strength Tester”, Oct. 24, 2024, Amazon, site visited Mar. 4, 2025: https://www.amazon.com/DIOTUSS-Strength-Digital-Progress-Strengthener/dp/B0DKSLW4WB/ (Year: 2024).
- “Hand Grip Strengthener”, Apr. 6, 2024, Amazon, site visited Mar. 4, 2025: https://www.amazon.com/DIOTUSS-Strengthener-Rechargeable-Exerciser-Training-Forearm-Gripper-Finger/dp/B0DCBGKW1M/ (Year: 2024).
- “Smart Hand Grip Strength Trainer” Dec. 31, 2024, Amazon, site visited Mar. 4, 2025: https://www.amazon.com/dp/B0DRYT93YV/ (Year: 2024).
- “Handeful Grip Strength Tester Trainer” Feb. 22, 2021, Amazon, site visited Mar. 4, 2025: https://www.amazon.com/Handeful-Dynamometer-Measurement-Electronic-Strengthener/dp/B08X4JQDJZ/ (Year: 2021).
- “Grip Strength Tester Trainer” Jan. 16, 2025, Amazon, site visited Mar. 4, 2025: https://www.amazon.com/dp/B0DT5T9YC9/ (Year: 2025).
Patent History
Patent number: D1079853
Type: Grant
Filed: Jan 9, 2025
Date of Patent: Jun 17, 2025
Assignee: Yongkang Shangtong Weighing Instrument Co., Ltd. (Zhejiang)
Inventor: Zecheng Yu (Zhejiang)
Primary Examiner: Jack Reickel
Assistant Examiner: Salamah Jordan
Application Number: 29/983,098
Type: Grant
Filed: Jan 9, 2025
Date of Patent: Jun 17, 2025
Assignee: Yongkang Shangtong Weighing Instrument Co., Ltd. (Zhejiang)
Inventor: Zecheng Yu (Zhejiang)
Primary Examiner: Jack Reickel
Assistant Examiner: Salamah Jordan
Application Number: 29/983,098
Classifications
Current U.S. Class:
For Hand, Wrist, Or Finger Only (D21/684)