Photomask blank

Description

FIG. 1 is a front elevational view of a photomask blank showing my 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.

Claims

CLAIM The ornamental design for a photomask blank, as shown and described.

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Inventors:	Mitsui; Masaru (Mukawa-mura, JP)
Assignee:	Hoya Corporation (Tokyo, JP)
Appl. No.:	D/213,840
Filed:	September 23, 2004

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Foreign Application Priority Data

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May 17, 2004 [JP]			2004-014506

Current U.S. Class:	D13/182
Current International Class:	1303
Field of Search:	;D13/182 ;D8/349,354,382 ;D6/300 ;D19/26,32,34 ;206/453 ;281/20,42,45 ;428/430,848.5 ;430/5 ;382/144,145,147,181

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References Cited [Referenced By]

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U.S. Patent Documents

1676741	July 1928	Moskowitz
2728451	December 1955	Leander
5112727	May 1992	Inui et al.
5217256	June 1993	Lomas
5234781	August 1993	Sakamoto et al.
6122035	September 2000	Rolson
D441730	May 2001	Oba
6285783	September 2001	Isomura et al.
D502866	March 2005	Woollard
2002/0187407	December 2002	Priestley et al.
2003/0118918	June 2003	Ohta
2003/0198873	October 2003	Kokjohn
2004/0265708	December 2004	Misaka
2005/0120326	June 2005	Semmler et al.
2005/0147893	July 2005	Ogawa et al.
2005/0269814	December 2005	Dillavou et al.

Other References

US. Appl. No. 29/213,841, filed Sep. 23, 2004, Inventors: Masaru Mitsui, et al., Entitled: Photomask Blank. cited by other.

Primary Examiner: Sikder; Selina
Attorney, Agent or Firm: Frishauf, Holtz, Goodman & Chick, P.C.