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Patent Assignment Abstract of Title
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Total Assignments: 1
Patent #:
Issue Dt:
06/30/1987
Application #:
06857376
Filing Dt:
04/30/1986
Inventors:
AKIRA SEKI, YUUKI NARITA, YOSHIO ASO, SHUNRO NAGATA
Title:
PURIFICATION PROCESS FOR PURIFYING SILICA
Assignment: 1
Reel/Frame:
004691/0510Recorded: 04/15/1987Pages: 1
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
04/08/1986
Exec Dt:
04/08/1986
Exec Dt:
04/08/1986
Exec Dt:
04/08/1986
Assignee:
4-1, SHIBA-KOEN 2-CHOME MINATO-KU,
A CORP OF JAPAN
TOKYO, JAPAN
Correspondent:
SHERMAN & SHALLOWAY
413 NORTH WASHINGTON STREET
ALEXANDRIA, VA 22314

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