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Patent Assignment Assignor Details
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Assignor Name : SIELCKEN, OTTO E.
Total Assignments: 7
Assignment: 1
Reel/Frame:006758/0896   Pages: 2
Recorded: 11/15/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KRAGTEN, UBALDUS F.
Exec Dt:
01/28/1993
2
SIELCKEN, OTTO E.
Exec Dt:
01/28/1993
Assignee
1
DSM N.V. OF HET OVERLOON 1
6411 TE HEERLEN, NETHERLANDS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5319146
NONE
07995745
Correspondence name and address
CUSHMAN, DARBY & CUSHMAN
KENDREW H. COLTON
1100 NEW YORK AVENUE, N.W., 9TH FL.
WASHINGTON, D.C. 20005-3918
Assignment: 2
Reel/Frame:006891/0556   Pages: 2
Recorded: 03/07/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VAN HINSBERG, JOHANNES G.
Exec Dt:
02/10/1993
2
VAN DE MOESDJIK, G.M.
Exec Dt:
02/05/1993
3
SPAARGAREN, IVO
Exec Dt:
02/22/1993
4
SIELCKEN, OTTO E.
Exec Dt:
02/08/1993
Assignee
1
DSM N.V.
HET OVERLOON 1
6411 TE HEERLEN, THE, NETHERLANDS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5334768
NONE
08012859
Correspondence name and address
KENDREW H. COLTON
CUSHMAN, DARBY & CUSHMAN
1100 NEW YORK AVENUE, N.W.
NINTH FLOOR
WASHINGTON, DC 20005-3918
Assignment: 3
Reel/Frame:007474/0469   Pages: 3
Recorded: 04/24/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SIELCKEN, OTTO E.
Exec Dt:
03/06/1995
2
HAASEN, NICOLAAS F.
Exec Dt:
03/06/1995
3
AGTERBERG, FRANK P.W.
Exec Dt:
03/06/1995
Assignees
1
DSM N.V.
HET OVERLOON 1,6411 TE
HEERLEN, NETHERLANDS
2
E.I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5495041
NONE
08395601
Correspondence name and address
KENDREW H. COLTON
CUSHMAN DARBY & CUSHMAN
1100 NEW YORK AVENUE, N.W.
NINTH FLOOR
WASHINGTON, D.C. 20005-3918
Assignment: 4
Reel/Frame:007573/0212   Pages: 2
Recorded: 06/23/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SIELCKEN, OTTO E.
Exec Dt:
06/12/1995
2
HAASEN, NICOLAAS F.
Exec Dt:
06/12/1995
Assignee
1
DSM N.V.
HET OVERLOON 1
6411 TE HEERLEN, NETHERLANDS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5585524
NONE
08494186
Correspondence name and address
CUSHMAN, DARBY & CUSHMAN
KENDREW H. COLTON
1100 NEW YORK AVENUE, N.W.
NINTH FLOOR
WASHINGTON, D.C. 20005-3918
Assignment: 5
Reel/Frame:008629/0283   Pages: 2
Recorded: 07/25/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SIELCKEN, OTTO E.
Exec Dt:
01/15/1996
2
HOVENKAMP, HANS
Exec Dt:
01/15/1996
Assignees
1
DSM N.V.
HET OVERLOON 1
6411 TE, HEERLEN, NETHERLANDS
2
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5693851
NONE
08596406
Correspondence name and address
CUSHMAN DARBY & CUSHMAN
KENDREW H. COLTON
1100 NEW YORK AVENUE, N.W.
NINTH FLOOR, EAST TOWER
WASHINGTON, D.C. 20005-3918
Assignment: 6
Reel/Frame:008746/0574   Pages: 2
Recorded: 10/06/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AGTERBERG, FRANK P.W.
Exec Dt:
08/18/1997
2
SIELCKEN, OTTO E.
Exec Dt:
08/01/1997
3
D'AMORE, MICHAEL B.
Exec Dt:
08/28/1997
4
BRUNER, HAROLD S.
Exec Dt:
08/25/1997
Assignees
1
DSM N.V.
HET OVERLOON 1
6411 TE, HEERLEN, NETHERLANDS
2
E.I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5672732
NONE
08605590
Correspondence name and address
CUSHMAN DARBY & CUSHMAN
KENDREW H. COLTON
1100 NEW YORK AVENUE, N.W.
NINTH FLOOR, EAST TOWER
WASHINGTON, DC 20005-3918
Assignment: 7
Reel/Frame:010313/0527   Pages: 2
Recorded: 10/07/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SIELCKEN, OTTO E.
Exec Dt:
09/14/1999
2
OEVERING, HENK
Exec Dt:
09/15/1999
3
AGTERBERG, FRANK P.W.
Exec Dt:
09/14/1999
4
BUIJSEN, PAULUS F.A.
Exec Dt:
09/22/1999
5
TOTH, IMRE
Exec Dt:
09/17/1999
Assignee
1
DSM N.V.
HET OVERLOON 1
6411 TE HEERLEN, NETHERLANDS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6232262
NONE
09414087
Correspondence name and address
PILLSBURY MADISON & SUTRO LLP
KENDREW H. COLTON
1100 NEW YORK AVENUE, N.W.
NINTH FLOOR, EAST TOWER
WASHINGTON, D.C. 20005-3918

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