Patent
   D840449
Priority
Jun 28 2017
Filed
Jun 28 2017
Issued
Feb 12 2019
Expiry
Feb 12 2034
Assg.orig
Entity
unknown
6
33
n/a
The ornamental design for a twisted drill bit tip, as shown and described.

FIG. 1 is a perspective view of a twisted drill bit tip showing our new design;

FIG. 2 is a front elevation view thereof, to which the rear elevation view is a mirror image;

FIG. 3 is a right side elevation view thereof, to which the left side elevation view is a mirror image;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is an enlarged perspective view thereof, wherein the area of enlargement is indicated by the reference circle 6 in FIG. 1;

FIG. 7 is an enlarged front elevation view thereof, wherein the area of enlargement is indicated by the reference circle 7 in FIG. 2; and,

FIG. 8 is an enlarged right side elevation view thereof, wherein the area of enlargement is indicated by the reference circle 8 in FIG. 3.

The dash-dot-dot-dash broken line, of which forms no part of the claimed design, is provided to define the boundary of the claimed design. The even broken line showing of the drill bit is provided for the purpose of illustrating environmental structure and forms no part of the claimed design.

Wu, Hong, Wang, Yuerong

Patent Priority Assignee Title
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D878439, Nov 14 2018 Champ-Air Refrigeration Hardware Co., Ltd. Cutter head
D881957, Jun 27 2019 Twist drill
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jun 28 2017Gino Development, Inc.(assignment on the face of the patent)
Feb 05 2018WU, HONGGINO DEVELOPMENT, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0463620640 pdf
Feb 12 2018WANG, YUERONGGINO DEVELOPMENT, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0463620640 pdf
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