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Patent Assignment Abstract of Title
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Total Assignments: 1
Patent #:
Issue Dt:
04/01/1997
Application #:
08382973
Filing Dt:
02/03/1995
Inventors:
MICHAEL W. CRESSWELL, RICHARD A. ALLEN, JOSEPH J. KOPANSKI, LOREN W. LINHOLM
Title:
METHOD AND REFERENCE STANDARDS FOR MEASURING OVERLAY IN MULTILAYER STRUCTURES, AND FOR CALIBRATING IMAGING EQUIPMENT AS USED IN SEMICONDUCTOR MANUFACTURING
Assignment: 1
Reel/Frame:
008029/0728Recorded: 06/20/1996Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
02/07/1995
Exec Dt:
02/07/1995
Exec Dt:
02/07/1995
Exec Dt:
02/07/1995
Assignee:
NATIONAL INSTITUTE OF STANDARDS
14TH AND CONSTITUTION
WASHINGTON, DISTRICT OF COLUMBIA 20230
Correspondent:
NATIONAL INSTITUTE OF STANDARDS & TECH.
MARCIA SALKELD
BUILDING 820, ROOM 213
GAITHERSBURG, MARYLAND 20899

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