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
D444606 | July 3, 2001 | Hsu |
D485412 | January 13, 2004 | Hung |
D537225 | February 20, 2007 | Hernandez |
7334774 | February 26, 2008 | Lin |
D855922 | August 6, 2019 | Fox et al. |
D907879 | January 12, 2021 | Youngblutt |
D946232 | March 15, 2022 | Wu et al. |
D946233 | March 15, 2022 | Zheng et al. |
D952284 | May 17, 2022 | Andersen et al. |
20080083913 | April 10, 2008 | Fang et al. |
20080099739 | May 1, 2008 | Arzouman |
20080099747 | May 1, 2008 | Arzouman |
20200385251 | December 10, 2020 | Andersen et al. |
Patent History
Patent number: D991616
Type: Grant
Filed: Jul 16, 2020
Date of Patent: Jul 4, 2023
Assignee: HANGZHOU YINGJIANG MACHINERY MANUFACTURING CO., LTD. (Hangzhou)
Inventors: Xinqiang Zheng (Hangzhou), Zhengyang Liu (Hangzhou)
Primary Examiner: Cynthia Ramirez
Application Number: 29/741,859
Type: Grant
Filed: Jul 16, 2020
Date of Patent: Jul 4, 2023
Assignee: HANGZHOU YINGJIANG MACHINERY MANUFACTURING CO., LTD. (Hangzhou)
Inventors: Xinqiang Zheng (Hangzhou), Zhengyang Liu (Hangzhou)
Primary Examiner: Cynthia Ramirez
Application Number: 29/741,859
Classifications
Current U.S. Class:
Jack Or Jackstand (D34/31)