Patent Assignment Details
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Reel/Frame: | 005882/0803 | |
| Pages: | 3 |
| | Recorded: | 10/15/1991 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Total properties:
1
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Patent #:
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Issue Dt:
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01/25/1994
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Application #:
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07754893
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Filing Dt:
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09/04/1991
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Title:
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METHOD OF PREVENTING NULL FORMATION IN PHASE SHIFTED PHOTOMASKS
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Assignee
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2805 EAST COLUMBIA ROAD |
BOISE, IDAHO 83706 |
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Correspondence name and address
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PETER J. MEZA
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MARGER, JOHNSON, MCCOLLOM, STOLOWITZ,
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INC.
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621 S.W. MORRISON STREET - SUITE 650
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PORTLAND, OR 97205
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