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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
4781904
Issue Dt:
11/01/1988
Application #:
06909978
Filing Dt:
09/22/1986
Inventors:
NOBUAKI TAGAYA, HIDEYUKI KUWAHARA, TAKAO HASHIMOTO, NORIKO KOMATSU, KEIKO FUKAMACHI et al
Title:
CALCIUM-PHOSPHATE TYPE HYDROXYAPATITE FOR CHROMATOGRAPHIC SEPARATION AND PROCESS FOR PRODUCING SAME
Assignment: 1
Reel/Frame:
004663/0887Recorded: 12/22/1986Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
TAGAYA, NOBUAKI
Exec Dt:
12/03/1986
KUWAHARA, HIDEYUKI
Exec Dt:
12/03/1986
HASHIMOTO, TAKAO
Exec Dt:
12/03/1986
KOMATSU, NORIKO
Exec Dt:
12/03/1986
FUKAMACHI, KEIKO
Exec Dt:
12/03/1986
MAESHIMA, TSUGIO
Exec Dt:
12/03/1986
ISHIKAWA, TOSHIHIRO
Exec Dt:
12/03/1986
OGAWA, TETSURO
Exec Dt:
11/20/1986
Assignees:
TOA NENRYO KOGYO KABUSHIKI KAISHA, 1-1, HITOTSUBASHI 1-CHOME, CHIYODA-KU, TOKYO, JAPAN, A CORP OF JAPAN
ASAHI KOGAKU KOGYO KABUSHIKI KAISHA, 36-9, MAENO-CHO, 2-CHOME, ITABASHI-KU, TOKYO, JAPAN, A CORP OF JAPAN
Correspondent:
SEIDEL, GONDA, GOLDHAMMER & ABBOTT
STE. 1800, TWO PENN CENTER PLA.
PHILADELPHIA, PA 19102
Assignment: 2
Reel/Frame:
008545/0151Recorded: 06/06/1997Pages: 13
Conveyance:
CHANGE OF NAME AND CHANGE OF ADDRESS
Assignor:
TAO NENRYO KOGYO K.K.
Exec Dt:
05/08/1997
Assignee:
TONEN CORPORATION, A CORP. OF JAPAN
1-39, HIROO 1-CHOME
SHIBUYA-KU, TOKYO, JAPAN
Correspondent:
SEIDEL, GONDA, LAVORGNA & MONACO, P.C.
GREGORY J. LAVORGNA, ESQ.
1800 TWO PENN CENTER PLAZA
PHILADELPHIA, PA 19102
Assignment: 3
Reel/Frame:
009586/0135Recorded: 11/10/1998Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
TONEN CORPORATION
Exec Dt:
09/07/1998
Assignee:
ASAHI OPTICAL CO., LTD., A/K/A ASAHI KOGAKU KOGYO KABUSHIKI KAISHA
ITABASHI-KU
NO. 36-9, MAENO-CHO 2-CHOME
TOKYO, JAPAN
Correspondent:
SUGHRUE, MION, ZINN, MACPEAK & SEAS PLLC
DAVID J. CUSHING
2100 PENNSYLVANIA AVENUE, N.W., STE. 800
WASHINGTON, D.C. 20037-3202

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