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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
4426231
Issue Dt:
01/17/1984
Application #:
06407644
Filing Dt:
08/12/1982
Inventor:
WILFRIED G. HOLTJE
Title:
LIGHT STABLE QUINACRIDONEQUINONE PIGMENTS
Assignment: 1
Reel/Frame:
004053/0851Recorded: 10/07/1982Pages: 1
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
HOLTJE, WILFRIED G.
Exec Dt:
08/04/1982
Assignee:
E.I. DU PONT DE NEMOURS AND COMPANY, A CORP. OF DE.
WILMINGTON,, DELAWARE
Correspondent:
FRANK C. HILBERG, JR.
LEGAL DEPT.
E.I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 2
Reel/Frame:
004053/0851Recorded: 10/07/1982Pages: 1
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
HOLTJE, WILFRIED G.
Exec Dt:
08/04/1982
Assignee:
E.I. DU PONT DE NEMOURS AND COMPANY, A CORP. OF DE.
WILMINGTON,, DELAWARE
Correspondent:
FRANK C. HILBERG, JR.
LEGAL DEPT.
E.I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 3
Reel/Frame:
004262/0304Recorded: 05/30/1984Pages: 9
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
E.I. DU PONT DE NEMOURS AND COMPANY
Exec Dt:
06/12/2001
Assignee:
CIBA-GEIGY CORPORATION
STATELESS
Correspondent:
LYNN N. FISHER, ESQ.
LEGAL DEPT.
E.I. DU PONT DE NEMOURS AND COMPANY
WILMINGTON, DE 19898

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