Patent
   D946987
Priority
Sep 29 2020
Filed
Sep 29 2020
Issued
Mar 29 2022
Expiry
Mar 29 2037
Assg.orig
Entity
unknown
0
7
n/a
I claim the ornamental design for a straightening device, as shown and described.

FIG. 1 is a top, front, right perspective view of a straightening device showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view.

The broken lines in the drawings illustrate portions of the straightening device which form no part of the claimed design.

Huang, Shang-Yuan

Patent Priority Assignee Title
Patent Priority Assignee Title
10894280, Oct 01 2018 Jih-Cheng, Yeh; Chun-Hsien, Wu; Gang, Chen Straightening device
2740309,
7997347, Jan 16 2009 Schlumberger Technology Corporation Mobile coiled tubing straightening tool
9751121, May 09 2011 Aspen Pumps Limited Pipe straightening apparatus and a method of straightening a pipe
9862015, Sep 07 2016 Pipe straightener
20200070228,
TW674157,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 17 2020HUANG, SHANG-YUANSHIFUKANG INDUSTRIAL CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0539870902 pdf
Sep 17 2020HUANG, SHANG-YUANCHEN, GANGASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0539870902 pdf
Sep 17 2020HUANG, SHANG-YUANWU, CHUN-HSIENASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0539870902 pdf
Sep 29 2020SHIFUKANG INDUSTRIAL. CO., LTD.(assignment on the face of the patent)
Sep 29 2020Gang, Chen(assignment on the face of the patent)
Sep 29 2020Chun-Hsien, Wu(assignment on the face of the patent)
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