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Patent
D957240
Priority
Jan 30 2020
Filed
Jan 30 2020
Issued
Jul 12 2022
Expiry
Jul 12 2037
Assg.orig
Entity
unknown
0
27
n/a
The ornamental design for a security screw , as shown and described.
FIG. 1 is a front top perspective view of a security screw, showing our new design;
FIG. 2 is a front elevational view of thereof, with the rear elevational view, left side elevational view and right side elevational view being a mirror image of; and,
FIG. 3 is a top plan view of thereof.
The broken lines in the drawings illustrate portions of the security screw and form no part of the claimed design.
Brown, Randall , Kellett, William Leroy
Patent
Priority
Assignee
Title
Patent
Priority
Assignee
Title
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Carriage bolt
Executed on Assignor Assignee Conveyance Frame Reel Doc
Date
Maintenance Fee Events
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Date
Maintenance Schedule
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