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Patent
D571381
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Priority
Apr 25 2007
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Filed
Apr 25 2007
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Issued
Jun 17 2008
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Expiry
Jun 17 2022
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Assg.orig
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Entity
unknown
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3
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11
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n/a
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The ornamental design for a grinding cup wheel, as shown and described.
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FIG. 1 is a perspective view of the grinding cup wheel of the present invention;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a left side elevation view thereof;
FIG. 5 is a right side elevation view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
Park, Rin-Soon
Patent |
Priority |
Assignee |
Title |
6213856, |
Apr 25 1998 |
Samsung Electronics Co., Ltd. |
Conditioner and conditioning disk for a CMP pad, and method of fabricating, reworking, and cleaning conditioning disk |
6217433, |
May 16 1995 |
CINETIC LANDIS GRINDING CORP |
Grinding device and method |
7223165, |
Dec 06 2003 |
Robert Bosch GmbH |
Abrasive pad for a manual grinding machine |
20010009844, |
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20010011004, |
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20040043716, |
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20050188981, |
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D284969, |
Oct 28 1983 |
|
Honing disc |
D472565, |
May 30 2002 |
Sanwa Kenma, Ltd. |
Grindstone |
D474954, |
Nov 16 2001 |
Ehwa Diamond Industrial Co., Ltd. |
Grinding cup |
D498486, |
Aug 09 2002 |
Gerd Eisenblatter GmbH |
Grinding wheel |
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