Patent
   D898557
Priority
Jul 10 2018
Filed
Jul 10 2018
Issued
Oct 13 2020
Expiry
Oct 13 2035
Assg.orig
Entity
unknown
3
19
n/a
The ornamental design for a self drilling tapping screw, as shown and described.

FIG. 1 is a perspective view of a self drilling tapping screw showing my new design.

FIG. 2 is a front view thereof.

FIG. 3 is a rear view thereof.

FIG. 4 is a side view thereof.

FIG. 5 is a bottom view thereof.

FIG. 6 is a top view thereof; and,

FIG. 7 is an enlarged view of the self drilling tapping screw taken from the indication circle of FIG. 1.

The broken lines in the drawings illustrate portions of the self drilling tapping screw and form no part of the claimed design.

Chen, Yung Ming

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Patent Priority Assignee Title
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Jul 02 2018CHEN, YUNG MINGSCREW KING CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0463120716 pdf
Jul 10 2018SCREW KING CO., LTD.(assignment on the face of the patent)
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