Patent Assignment Details
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Reel/Frame: | 010233/0273 | |
| Pages: | 2 |
| | Recorded: | 09/14/1999 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
1
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Patent #:
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Issue Dt:
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02/03/2004
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Application #:
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09361158
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Filing Dt:
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07/27/1999
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Title:
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METHOD AND APPARATUS FOR DRY-ETCHING HALF-TONE PHASE-SHIFT FILMS HALF-TONE PHASE-SHIFT PHOTOMASKS AND METHOD FOR THE PREPARATION THEREOF AND SEMICONDUCTOR CIRCUITS AND METHOD FOR THE FABRICATION THEREOF
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Assignees
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2804, OAZA TERAO, CHICHIBU-SHI |
SAITAMA-KEN, 368-0056, JAPAN |
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CHIYODA0KU |
2-3, MARUNOUCHI 2-CHOME |
TOOKYO 100-8310, JAPAN |
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Correspondence name and address
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NIKAIDO, MARMELSTEIN, MURRAY ET AL.
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CHARLES M. MARMELSTEIN
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655 FIFTEENTH ST., N.W., SUITE 330
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METROPOLITAN SQUARE - G STREET LOBBY
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WASHINGTON, D.C. 20005-5701
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