Patent
   D463965
Priority
Feb 15 2001
Filed
May 17 2001
Issued
Oct 08 2002
Expiry
Oct 08 2016
Assg.orig
Entity
unknown
27
15
n/a
The ornamental design for a grinding wheel, as shown and described.

FIG. 1 is a front perspective view of the grinding wheel showing my design.

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a side view thereof;

FIG. 5 is an opposite side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

Lee, Chang Hyun, Chang, Joon Ho

Patent Priority Assignee Title
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9149913, Dec 31 2012 SAINT-GOBAIN ABRASIVES, INC; SAINT-GOBAIN ABRASIFS Abrasive article having shaped segments
9700993, Dec 31 2012 SAINT-GOBAIN ABRASIVES, INC; SAINT-GOBAIN ABRASIFS Abrasive article having shaped segments
D474954, Nov 16 2001 Ehwa Diamond Industrial Co., Ltd. Grinding cup
D477207, Nov 16 2001 Ehwa Diamond Industrial Co., Ltd. Grinding cup
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Patent Priority Assignee Title
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 23 2001LEE, CHANG HYUNEHWA DIAMOND IND CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0118220653 pdf
Apr 23 2001CHANG, JOON HOEHWA DIAMOND IND CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0118220653 pdf
May 17 2001EHWA Diamond Ind. Co., Ltd.(assignment on the face of the patent)
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