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Patent Assignment Assignor Details
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Assignor Name : PRAEFCKE, KLAUS
Total Assignments: 9
Assignment: 1
Reel/Frame:004147/0150   Pages: 1
Recorded: 07/14/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
PRAEFCKE, KLAUS
Exec Dt:
01/15/1981
2
SCHMIDT, DIETMAR
Exec Dt:
01/15/1981
3
EIDENSCHINK, RUDOLF
Exec Dt:
01/15/1981
Assignee
1
MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
DARMSTADT, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4419263
NONE
06337805
Correspondence name and address
MILLEN & WHITE
503 CRYSTAL MALL, BLDG. 1
1911 JEFF. DAVIS HWY.
ARLINGTON, VA 22202
Assignment: 2
Reel/Frame:004473/0678   Pages: 1
Recorded: 10/25/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
PRAEFCKE, KLAUS
Exec Dt:
08/30/1984
2
KOHNE, BERND
Exec Dt:
08/30/1984
3
POULES, WADI
Exec Dt:
08/30/1984
4
EIDENSCHINK, RUDOLF
Exec Dt:
08/30/1984
5
SCHEUBLE, BERNHARD
Exec Dt:
08/30/1984
Assignee
1
MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
DARMSTADT, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4578210
NONE
06650015
Correspondence name and address
MILLEN AND WHITE
503 CRYSTAL MALL 1
1911 JEFFERSON DAVIS HWY.
ARLINGTON, VA 22202
Assignment: 3
Reel/Frame:004574/0455   Pages: 1
Recorded: 07/14/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
PRAEFCKE, KLAUS
Exec Dt:
12/10/1984
2
KOHNE, BERND
Exec Dt:
12/10/1984
3
POULES, WADI
Exec Dt:
12/10/1984
4
POETSCH, EIKE
Exec Dt:
12/10/1984
Assignee
1
MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
DARMSTADT, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4631143
NONE
06685084
Correspondence name and address
MILLEN AND WHITE
503 CRYSTAL MALL 1
1911 JEFF. DAVIS HWY.
ARLINGTON, VA 22202
Assignment: 4
Reel/Frame:004721/0750   Pages: 1
Recorded: 06/01/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
PRAEFCKE, KLAUS
Exec Dt:
07/25/1985
2
KOHNE, BERND
Exec Dt:
07/25/1985
3
POETSCH, EIKE
Exec Dt:
07/25/1985
4
HERZ, CLAUS P.
Exec Dt:
07/25/1985
Assignee
1
MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
DARMSTADT, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4713196
NONE
06766179
Correspondence name and address
MILLEN & WHITE
503 CRYSTAL MALL I
1911 JEFF. DAVIS HWY.
ARLINGTON, VA 22202
Assignment: 5
Reel/Frame:004830/0734   Pages: 1
Recorded: 02/22/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
PRAEFCKE, KLAUS
Exec Dt:
03/07/1986
2
KOHNE, BERND
Exec Dt:
03/07/1986
3
POETSCH, EIKE
Exec Dt:
03/07/1986
Assignee
1
MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
DARMSTADT, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4758373
NONE
06843406
Correspondence name and address
MILLEN AND WHITE
503 CRYSTAL MALL 1
1911 JEFFERSON DAVIS HWY.
ARLINGTON, VA 22202
Assignment: 6
Reel/Frame:004768/0857   Pages: 1
Recorded: 10/20/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
PRAEFCKE, KLAUS
Exec Dt:
03/19/1987
2
KOHNE, BERND
Exec Dt:
03/19/1987
3
POULES, WADI
Exec Dt:
03/19/1987
4
EIDENSCHINK, RUDOLF
Exec Dt:
03/19/1987
5
SCHEUBLE, BERNHARD
Exec Dt:
03/19/1987
Assignee
1
MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
DARMSTADT, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4734522
NONE
06816790
Correspondence name and address
MILLEN AND WHITE
503 CRYSTAL MALL 1
1911 JEFF. DAVIS HWY.
ARLINGTON, VA 22202
Assignment: 7
Reel/Frame:004803/0104   Pages: 1
Recorded: 09/11/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
PRAEFCKE, KLAUS
Exec Dt:
08/03/1987
2
KOHNE, BERND
Exec Dt:
08/03/1987
3
STEPHAN, WERNER
Exec Dt:
08/03/1987
Assignee
1
MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
DARMSTADT, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4877220
NONE
07114365
Correspondence name and address
MILLEN & WHITE
503 CRYSTAL MALL 1
1911 JEFF. DAVIS HWY.
ARLINGTON, VA 22202
Assignment: 8
Reel/Frame:009879/0526   Pages: 4
Recorded: 04/03/1999
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE EXECUTION DATE, FILED ON 11-30-1998 RECORDED ON REEL 9612 FRAME 0235 ASSIGNOR HEREBY CONFIRMS THE ASSIGNMENT OF THE ENTIRE INTEREST.
Assignors
1
HAO, ZHIMIN
Exec Dt:
03/11/1998
2
IQBAL, ABUL
Exec Dt:
03/11/1998
3
TEBALDI, NANCY
Exec Dt:
03/11/1998
4
PRAEFCKE, KLAUS
Exec Dt:
03/10/1998
Assignee
1
CIBA SPECIALTY CHEMICALS CORP.
P.O. BOX 2005
540 WHITE PLAINS ROAD
TARRYTOWN, NEW YORK 10591
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5969154
NONE
08988419
Correspondence name and address
CIBA SPECIALTY CHEMICALS CORP.
JOANN VILLAMIZAR
PATENT DEPARTMENT
P.O. BOX 2005, 540 WHITE PLAINS ROAD
TARRYTOWN, NEW YORK 10591
Assignment: 9
Reel/Frame:009612/0235   Pages: 3
Recorded: 11/30/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAO, ZHIMIN
Exec Dt:
11/03/1998
2
IQBAL, ABUL
Exec Dt:
11/03/1998
3
TEBALDI, NANCY
Exec Dt:
11/03/1998
4
PRAEFCKE, KLAUS
Exec Dt:
10/03/1998
Assignee
1
CIBA SPECILITY CHEMICALS CORP.
P.O BOX 2005
540 WHITE PLAINS ROAD
TARRYTOWN, NEW YORK 10591
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5969154
NONE
08988419
Correspondence name and address
CIBA SPECIALTY CHEMICALS CORP.
JOANN VILLAMIZAR
P.O. BOX 2005
540 WHITE PALINS ROAD
TARRYTOWN, NY 10591

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