Hydraulic lifting jack
Latest HANGZHOU YINGJIANG MACHINERY MANUFACTURING CO., LTD. Patents:
Description
The grey values applied to the drawings are to show contrast in appearance.
Claims
The ornamental design for a hydraulic lifting jack, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
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- Pittsburgh Jack, announced 2021 [online], [site visited Dec. 14, 2021]. Available from internet, URL: https://optfly.com/products/3-ton-low-profile-floor-jack-and-jack-stands-set-steel-hydraulic-car-jack-lift (Year: 2021).
- Black Jack, announced Apr. 2020 [online], [site visited Dec. 14, 2021]. Available from internet, URL: https://www.walmart.com/ip/Black-Jack-3-Ton-Garage-Jack-Dual-Piston-Black-T830023W/497184256?wl13=3573&selectedSellerId=0 (Year: 2020).
- Craftsman Jack, announced Dec. 2020 [online], [site visited Dec. 14, 2021]. Available from internet, URL: https://www.lowes.com/pd/CRAFTSMAN-Craftsman-3-Ton-Garage-Jack/5001645957 (Year: 2020).
- Blackline Jack, announced 2009 [online], [site visited Dec. 14, 2021]. Available from internet, URL: https://www.northerntool.com/shop/tools/product_200345429_200345429 (Year: 2009).
Patent History
Patent number: D946232
Type: Grant
Filed: Apr 10, 2020
Date of Patent: Mar 15, 2022
Assignee: HANGZHOU YINGJIANG MACHINERY MANUFACTURING CO., LTD. (Hangzhou)
Inventors: Shenghua Wu (Hangzhou), Zhengyang Liu (Hangzhou)
Primary Examiner: Cynthia Ramirez
Assistant Examiner: Tamara L Hahn
Application Number: 29/731,018
Type: Grant
Filed: Apr 10, 2020
Date of Patent: Mar 15, 2022
Assignee: HANGZHOU YINGJIANG MACHINERY MANUFACTURING CO., LTD. (Hangzhou)
Inventors: Shenghua Wu (Hangzhou), Zhengyang Liu (Hangzhou)
Primary Examiner: Cynthia Ramirez
Assistant Examiner: Tamara L Hahn
Application Number: 29/731,018
Classifications
Current U.S. Class:
Jack Or Jackstand (D34/31)