Patent
   D719990
Priority
Aug 15 2013
Filed
Aug 15 2013
Issued
Dec 23 2014
Expiry
Dec 23 2028
Assg.orig
Entity
unknown
4
24
n/a
The ornamental design for a mandrel, as shown and described.

FIG. 1 is a perspective view of a mandrel according to the present invention;

FIG. 2 is a right elevational view thereof, the left side being a mirror image;

FIG. 3 is a top plan view thereof, the bottom being a mirror image;

FIG. 4 is a front elevational view thereof; and,

FIG. 5 is a back elevational view thereof.

The broken lines showing environment in the drawings are included for illustrative purposes only and form no part of the claimed design.

Manwaring, Kevin, Ballash, Kenneth John

Patent Priority Assignee Title
11400525, Sep 04 2020 NATIONAL OILWELL VARCO, L P Tools and methods for refacing tubular ends forming a threaded connection
11701790, Nov 19 2020 WOODPECKERS, LLC Method and apparatus for turning pens
D755265, Aug 20 2013 HUNTING ENERGY SERVICES INTERNATIONAL LIMITED Drilling tool
D971279, Nov 19 2020 WOODPECKERS, LLC Pen mandrel
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 15 2013Magna-Sonic Stress Testers, Inc.(assignment on the face of the patent)
Aug 15 2013MANWARING, KEVINMAGNA-SONIC STRESS TESTERS, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0310340832 pdf
Aug 15 2013BALLASH, KENNETH JOHNMAGNA-SONIC STRESS TESTERS, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0310340832 pdf
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