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Patent Assignment Abstract of Title
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Total Assignments: 1
Patent #:
Issue Dt:
02/01/1994
Application #:
07688514
Filing Dt:
06/11/1991
Inventors:
YASUNORI UETANI, HIROTOSHI NAKANISHI, YASUNORI DOI
Title:
POSITIVE RESIST COMPOSITION COMPRISING AN ALKALI-SOLUBLE RESIN AND A QUINONE DIAZIDE SULFONIC ACID ESTER OF A HYDROXY FLAVAN DERIVATIVE
Assignment: 1
Reel/Frame:
006347/0695Recorded: 06/11/1991Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
06/06/1991
Exec Dt:
06/06/1991
Exec Dt:
06/06/1991
Assignee:
5-33, KITAHAMA 4-CHOME
CHUO-KU, OSAKA 541, JAPAN
Correspondent:
LEONARD R. SVENSSON
BIRCH, STEWART, KOLASCH & BIRCH
301 NORTH WASHINGTON STREET
P.O. BOX 747
FALLS CHURCH, VA. 22040-0747

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