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Patent
D568839
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Priority
May 17 2004
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Filed
Jan 23 2007
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Issued
May 13 2008
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Expiry
May 13 2022
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Assg.orig
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Entity
unknown
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9
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18
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n/a
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The ornamental design for a photomask blank, as shown and described.
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FIG. 1 is a front elevational view of a photomask blank showing our new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a left side view thereof;
FIG. 4 is a right side view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof;
FIG. 7 is an enlarged partial front view along line 7—7 in FIG. 1;
FIG. 8 is a reduced scale front, left side, top perspective view of the portion shown in FIG. 7; and,
FIG. 9 is a sectional view along line 9—9 in FIG. 7.
The broken line showing is for illustrative purposes only and forms no part of the claimed design.
Mitsui, Masaru, Matsui, Shigekazu, Ushida, Masao, Nagarekawa, Osamu
Patent |
Priority |
Assignee |
Title |
D608742, |
Nov 14 2008 |
Applied Materials, Inc |
Shadow frame |
D608743, |
Nov 18 2008 |
Applied Materials, Inc |
Shadow frame |
D631858, |
Nov 17 2008 |
Applied Materials, Inc |
Shadow frame |
D720310, |
Jun 17 2011 |
KORRUS, INC |
Triangular semiconductor die |
D724552, |
Aug 06 2013 |
EPISTAR CORPORATION |
Partial semiconductor light emitting component |
D739363, |
Jun 17 2011 |
KORRUS, INC |
Array of triangular semiconductor dies |
D751999, |
Dec 31 2012 |
KORRUS, INC |
Array of triangular semiconductor dice |
D763806, |
Dec 12 2012 |
KORRUS, INC |
Triangular semiconductor die |
D803171, |
Jun 17 2011 |
KORRUS, INC |
Array of triangular semiconductor dies |
Patent |
Priority |
Assignee |
Title |
1676741, |
|
|
|
2728451, |
|
|
|
5112727, |
Dec 04 1987 |
Sharp Kabushiki Kaisha |
Method of and photomask for manufacturing optical memory element |
5217256, |
May 26 1992 |
|
Paper stack protection device |
5234781, |
Nov 07 1988 |
Fujitsu Semiconductor Limited |
Mask for lithographic patterning and a method of manufacturing the same |
6122035, |
Aug 22 1997 |
U S BANK NATIONAL ASSOCIATION, AS COLLATERAL AGENT |
Lithographic system and method for exposing a target utilizing unequal stepping distances |
6285783, |
Sep 26 1996 |
Kabushiki Kaisha Toshiba |
Pattern data generating apparatus and method for inspecting defects in fine patterns in a photomask or semiconductor wafer |
20020187407, |
|
|
|
20030118918, |
|
|
|
20030198873, |
|
|
|
20040265708, |
|
|
|
20050120326, |
|
|
|
20050147893, |
|
|
|
20050269814, |
|
|
|
D441730, |
May 21 1997 |
Sony Corporation |
Semiconductor element |
D502866, |
Sep 08 2003 |
Purple Communications, Limited |
Fastener |
D537048, |
May 17 2004 |
Hoya Corporation |
Photomask blank |
D543160, |
May 17 2004 |
Hoya Corporation |
Photomask blank |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jan 23 2007 | | Hoya Corporation | (assignment on the face of the patent) | | / |
Date |
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