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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
4701567
Issue Dt:
10/20/1987
Application #:
06878687
Filing Dt:
06/26/1986
Inventors:
YOSHIMITSU TANABE, KEIZABURO YAMAGUCHI, YUKIHIRO YOSHIKAWA, KENICHI SUGIMOTO et al
Title:
PROCESS FOR PRODUCING 6,6'-DIHYDROXY-3,3,3',3'-TETRAMETHYL-1,1'- SPIROBIINDANE
Assignment: 1
Reel/Frame:
004573/0883Recorded: 06/26/1986Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
TANABE, YOSHIMITSU
Exec Dt:
06/12/1986
YAMAGUCHI, KEIZABURO
Exec Dt:
06/12/1986
YOSHIKAWA, YUKIHIRO
Exec Dt:
06/12/1986
SUGIMOTO, KENICHI
Exec Dt:
06/12/1986
YAMAGUCHI, AKIHIRO
Exec Dt:
06/12/1986
Assignee:
MITSUI TOATSU CHEMICALS, INC., A JAPANESE CORP.
2-5, 3-CHOME, KASUMIGASEKI, CHIYODA-KU
TOKYO, JAPAN
Correspondent:
FISHER, CHRISTEN & SABOL
STE. 510, 2000 L ST., N. W.
WASHINGTON, DC 20036
Assignment: 2
Reel/Frame:
009146/0377Recorded: 05/04/1998Pages: 22
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
MITSUI TOATSU CHEMICALS, INC.
Exec Dt:
12/19/1997
Assignee:
MITSUI CHEMICALS, INC.
2-5, KASUMIGASEKI 3-CHOME CHIYODA-KU
TOKYO, JAPAN
Correspondent:
BURNS, DOANE, SWECKER & MATHIS, L.L.P.
ROBERT G. MUKAI
P.O. BOX 1404
ALEXANDRIA, VIRGINIA 22313-1404

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