Patent
   D419431
Priority
Dec 21 1998
Filed
Dec 21 1998
Issued
Jan 25 2000
Expiry
Jan 25 2014
Assg.orig
Entity
unknown
15
3
n/a
The ornamental design for a roofing screw, as shown and described.

FIG. 1 is a top, front perspective view of a roofing screw showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevation view thereof;

FIG. 4 is a front side elevation view thereof;

FIG. 5 is a back side elevation view thereof;

FIG. 6 is a right side elevation view thereof; and,

FIG. 7 is a bottom plan view thereof.

Hollis, Raymond Gary

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Patent Priority Assignee Title
D256553, Mar 11 1976 Screw lock assembly
D264807, Sep 19 1979 SFS Stadler AG Screw
31894,
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