Patent
   D664574
Priority
Aug 23 2004
Filed
Mar 07 2011
Issued
Jul 31 2012
Expiry
Jul 31 2026
Assg.orig
Entity
unknown
44
106
n/a
The ornamental design for hole saw blade, as shown and described.

FIG. 1 is a perspective view of a first embodiment of a hole saw blade showing the present invention;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a rear elevational view thereof; and

FIG. 6 is a top plan view thereof.

FIG. 7 is a perspective view of a second embodiment of a hole saw blade showing the present invention;

FIG. 8 is a front elevational view thereof;

FIG. 9 is a left side elevational view thereof;

FIG. 10 is a right side elevational view thereof;

FIG. 11 is a rear elevational view thereof; and,

FIG. 12 is a top plan view thereof.

As the lower portions thereof are not claimed, no bottom views are shown.

The broken lines in the figures show structure or boundaries that are not part of the claimed design.

Burke, III, William A.

Patent Priority Assignee Title
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//
Executed onAssignorAssigneeConveyanceFrameReelDoc
Mar 07 2011Irwin Industrial Tool Company(assignment on the face of the patent)
Dec 03 2018Irwin Industrial Tool CompanyBlack & Decker IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0485810170 pdf
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