Patent
   D801140
Priority
Jul 10 2016
Filed
Jul 10 2016
Issued
Oct 31 2017
Expiry
Oct 31 2032
Assg.orig
Entity
unknown
4
3
n/a
The ornamental design for a double-ended extension tool, as shown and described.

FIG. 1 is a top perspective view of the claimed design for a double-ended extension tool;

FIG. 2 is a top view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a cross-section view of FIG. 3;

FIG. 5 is a left side view thereof;

FIG. 6 is a cross-section view of FIG. 5;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a bottom perspective view thereof.

Norton, Donovan K., Lopez, Luis

Patent Priority Assignee Title
D935856, Oct 25 2019 Wrench
ER1085,
ER119,
ER7918,
Patent Priority Assignee Title
6928903, May 10 2004 Bidirectional ratchet wrench with a ratchet assembly
D714116, Feb 16 2014 Driving head for hand tool
D760044, Apr 27 2015 Multiple use wrench
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Executed onAssignorAssigneeConveyanceFrameReelDoc
May 24 2016NORTON, DONOVAN K DURSTON MANUFACTURING CO ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0391150652 pdf
Jul 10 2016Durston Manufacturing, Co.(assignment on the face of the patent)
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