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Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : HORN, DIETER
Total Assignments: 27
Assignment: 1
Reel/Frame:003849/0642   Pages: 1
Recorded: 04/29/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
02/02/1979
2
Exec Dt:
02/19/1979
3
Exec Dt:
02/05/1979
4
Exec Dt:
02/19/1979
5
Exec Dt:
02/19/1979
6
Exec Dt:
01/30/1979
Assignee
1
RHEINLAND-PFALZ
6700 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06010765
Correspondence name and address
OBLON, FISHER, ET AL
1755 S. JEFFERSON DAVIS HWY.
STE. 400, CRYSTAL SQ. 5
ARLINGTON, VA 22202
Assignment: 2
Reel/Frame:003940/0053   Pages: 1
Recorded: 01/07/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
08/12/1980
2
Exec Dt:
08/12/1980
3
Exec Dt:
08/12/1980
Assignee
1
6700 LUDWIGSHAFEN
RHEINLAND-PFALZ, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06178678
Correspondence name and address
KEIL & WITHERSPOON
1101 CONN. AVE., N.W.
WASHINGTON, DC 20036
Assignment: 3
Reel/Frame:004339/0398   Pages: 1
Recorded: 12/11/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
02/19/1981
2
Exec Dt:
02/19/1981
3
Exec Dt:
02/19/1981
4
Exec Dt:
02/19/1981
5
Exec Dt:
02/19/1981
Assignee
1
6700 LUDWIGSHAFEN RHEINLAND-PFALZ, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06238593
Correspondence name and address
KEIL & WEINKAUF
1101 CONN. AVE., N. W.
WASHINGTON, DC 20036
Assignment: 4
Reel/Frame:004117/0366   Pages: 1
Recorded: 04/22/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
12/30/1981
2
Exec Dt:
12/30/1981
3
Exec Dt:
12/30/1981
4
Exec Dt:
12/30/1981
Assignee
1
6700 LUDWIGSHAFEN, RHEINLAND-PFALZ, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06344191
Correspondence name and address
KEIL & WITHERSPOON
1101 CONN. AVE., N. W.
WASHINGTON, DC 20036
Assignment: 5
Reel/Frame:004263/0172   Pages: 1
Recorded: 06/04/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
04/20/1982
2
Exec Dt:
04/20/1982
3
Exec Dt:
04/20/1982
4
Exec Dt:
04/20/1982
5
Exec Dt:
04/20/1982
6
Exec Dt:
04/20/1982
Assignee
1
6700 LUDWIGSHAFEN, RHEINLAND-PFALZ, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06376585
Correspondence name and address
KEIL & WITHERSPOON
1101 CONNECTICUT AVENUE, N. W.
WASHINGTON, DC 20036
Assignment: 6
Reel/Frame:004601/0522   Pages: 1
Recorded: 09/05/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
09/14/1983
2
Exec Dt:
09/14/1983
3
Exec Dt:
09/14/1983
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06533866
Correspondence name and address
KEIL & WITHERSPOON
1101 CONNECTICUT AVE., N. W.
WASHINGTON, DC 20036
Assignment: 7
Reel/Frame:004265/0696   Pages: 1
Recorded: 03/06/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
04/26/1984
2
Exec Dt:
04/26/1984
3
Exec Dt:
04/26/1984
4
Exec Dt:
04/26/1984
5
Exec Dt:
04/26/1984
Assignee
1
6700 LUDWIGSHAFEN, RHEINLAND-PFALZ, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06336709
Correspondence name and address
OBLON, FISHER, SPIVAK, MC CLELLAND &
MAIER, CRYSTAL SQUARE FIVE - STE. 400
1755 SOUTH JEFF. DAVIS HWY.
ARLINGTON, VA 22202
Assignment: 8
Reel/Frame:004724/0887   Pages: 1
Recorded: 06/22/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
03/22/1985
2
Exec Dt:
03/22/1985
3
Exec Dt:
03/22/1985
4
Exec Dt:
03/22/1985
Assignee
1
6700 LUDWIGSHAFEN
RHEINLAND-PFALZ, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06717107
Correspondence name and address
KEIL & WEINKAUF
1101 CONN AVE., N. W.,
WASHINGTON, DC 20036
Assignment: 9
Reel/Frame:004474/0406   Pages: 1
Recorded: 11/01/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
11/27/1985
2
Exec Dt:
11/27/1985
3
Exec Dt:
11/27/1985
Assignee
1
DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06677308
Correspondence name and address
HERBERT B. KEIL
KEIL & WEINKAUF
1101 CONN. AVE., N.W.
WASHINGTON, DC 20036
Assignment: 10
Reel/Frame:004644/0865   Pages: 1
Recorded: 12/11/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
11/09/1986
2
Exec Dt:
11/09/1986
3
Exec Dt:
11/07/1976
4
Exec Dt:
11/09/1986
5
Exec Dt:
11/09/1986
6
Exec Dt:
11/09/1986
7
Exec Dt:
11/09/1986
8
Exec Dt:
11/09/1986
9
Exec Dt:
11/09/1986
Assignee
1
6700 LUDWIGSHAFEN, RHEINLAND-PFALZ, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06910971
Correspondence name and address
KEIL & WEINKAUF
1101 CONN AVE., N. W.
WASHINGTON, DC 20036
Assignment: 11
Reel/Frame:005032/0296   Pages: 1
Recorded: 03/23/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
03/12/1987
2
Exec Dt:
03/12/1987
Assignee
1
RHEINLAND-PFALZ
LUDWIGSHAFEN, GERMANY 6700
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07028545
Correspondence name and address
KEIL & WEINKAUF
1101 CONNECTICUT AVE., N.W.
WASHINGTON, D.C. 20036
Assignment: 12
Reel/Frame:004761/0512   Pages: 1
Recorded: 09/22/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
03/17/1987
2
Exec Dt:
03/17/1987
3
Exec Dt:
03/17/1987
4
Exec Dt:
03/17/1987
Assignee
1
6700 LUDWIGSHAFEN
RHEINLAND-PFALZ, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07029808
Correspondence name and address
KEIL AND WEINKAUF
1101 CONNECTICUT AVE., N. W.
WASHINGTON, DC 20036
Assignment: 13
Reel/Frame:005214/0006   Pages: 1
Recorded: 01/16/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
01/08/1988
2
Exec Dt:
01/08/1988
Assignee
1
6700 LUDWIGSHAFEN, RHEINLAND-PFALZ, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07143074
Correspondence name and address
KEIL AND WEINKAUF
1101 CONNECTICUT AVENUE, N. W.
WASHINGTON, DC 20036
Assignment: 14
Reel/Frame:005268/0315   Pages: 1
Recorded: 04/05/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
05/31/1988
2
Exec Dt:
05/31/1988
3
Exec Dt:
05/31/1988
4
Exec Dt:
05/31/1988
Assignee
1
6700 LUDWIGSHAFEN,
RHEINLAND-PFALZ, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07205353
Correspondence name and address
KEIL AND WEINKAUF
1101 CONNECTICUT AVENUE NW
WASHINGTON, DC 20036
Assignment: 15
Reel/Frame:005323/0395   Pages: 2
Recorded: 06/07/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
07/12/1989
2
Exec Dt:
07/31/1989
3
Exec Dt:
07/31/1989
Assignee
1
RHEINLAND-PFALZ, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07388805
Correspondence name and address
OBLON, FISHER, SPIVAK, MC CLELLAND &
MAIER, CRYSTAL SQUARE FIVE - STE. 400
1755 SOUTH JEFF. DAVIS HWY.
ARLINGTON, VA 22202
Assignment: 16
Reel/Frame:006529/0583   Pages: 2
Recorded: 10/01/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
08/08/1991
2
Exec Dt:
08/14/1991
3
Exec Dt:
08/08/1991
4
Exec Dt:
08/09/1991
5
Exec Dt:
08/01/1991
6
Exec Dt:
08/09/1991
Assignee
1
6700 LUDWIGSHAFEN
RHEINLAND-PFALZ, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07769025
Correspondence name and address
KEIL AND WEINKAUF
1101 CONNECTICUT AVE., N..W
WASHINGTON, D.C. 20036
ATTN: HERBERT B. KEIL
Assignment: 17
Reel/Frame:006742/0253   Pages: 2
Recorded: 06/07/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/09/1993
2
Exec Dt:
03/09/1993
3
Exec Dt:
03/11/1993
4
Exec Dt:
03/09/1993
5
Exec Dt:
03/09/1993
Assignee
1
LUDWIGSHAFEN, GERMANY D-6700
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08070414
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVENUE, N.W.
WASHINGTON, D.C. 20036
Assignment: 18
Reel/Frame:008173/0293   Pages: 2
Recorded: 08/21/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/26/1996
2
Exec Dt:
06/26/1996
3
Exec Dt:
07/16/1996
4
Exec Dt:
07/11/1996
Assignee
1
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08700856
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVENUE, N.W.
WASHINGTON, D.C. 20036
Assignment: 19
Reel/Frame:009025/0242   Pages: 2
Recorded: 02/20/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/09/1997
2
Exec Dt:
09/09/1997
3
Exec Dt:
09/09/1997
4
Exec Dt:
09/09/1997
5
Exec Dt:
09/09/1997
6
Exec Dt:
09/09/1997
Assignee
1
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08925061
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVE., N.W.
WASHINGTON, D.C. 20036
Assignment: 20
Reel/Frame:010311/0129   Pages: 3
Recorded: 04/09/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/27/1997
2
Exec Dt:
10/27/1997
3
Exec Dt:
10/27/1997
4
Exec Dt:
10/27/1997
5
Exec Dt:
10/27/1997
6
Exec Dt:
10/27/1997
7
Exec Dt:
10/27/1997
8
Exec Dt:
10/27/1997
9
Exec Dt:
10/27/1997
10
Exec Dt:
10/27/1997
11
Exec Dt:
10/27/1997
12
Exec Dt:
10/27/1997
Assignee
1
67056
LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09284258
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVE., N.W.
WASHINGTON, DC 20036
Assignment: 21
Reel/Frame:009088/0062   Pages: 2
Recorded: 04/07/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/16/1997
2
Exec Dt:
12/16/1997
3
Exec Dt:
12/16/1997
4
Exec Dt:
12/16/1997
5
Exec Dt:
12/16/1997
Assignee
1
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08989135
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVE., N.W.
WASHINGTON, DC 20036
Assignment: 22
Reel/Frame:010122/0766   Pages: 3
Recorded: 07/13/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/06/1999
2
Exec Dt:
07/06/1999
3
Exec Dt:
07/06/1999
4
Exec Dt:
07/06/1999
5
Exec Dt:
07/06/1999
6
Exec Dt:
07/06/1999
Assignee
1
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09352140
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVE. N.W.
WASHINGTON, D.C. 20036
Assignment: 23
Reel/Frame:010456/0608   Pages: 3
Recorded: 12/13/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/10/1999
2
Exec Dt:
11/10/1999
3
Exec Dt:
11/10/1999
Assignee
1
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09459723
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVE. N.W.
WASHINGTON, D.C. 20036
Assignment: 24
Reel/Frame:011389/0360   Pages: 3
Recorded: 01/03/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/03/2000
2
Exec Dt:
08/03/2000
3
Exec Dt:
08/03/2000
4
Exec Dt:
08/03/2000
5
Exec Dt:
08/03/2000
6
Exec Dt:
08/03/2000
Assignee
1
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09623520
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER ET AL
NORMAN F. OBLON
FOURTH FLOOR 1755 JEFFERSON DAVIS HIGHWA
ARLINGTON VIRGINIA 22202
Assignment: 25
Reel/Frame:011513/0488   Pages: 3
Recorded: 01/24/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/14/2000
2
Exec Dt:
12/14/2000
3
Exec Dt:
12/14/2000
4
Exec Dt:
12/14/2000
5
Exec Dt:
12/14/2000
Assignee
1
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09744436
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVE., N.W.
WASHINGTON, D.C. 20036
Assignment: 26
Reel/Frame:011969/0143   Pages: 3
Recorded: 07/11/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/04/2001
2
Exec Dt:
07/04/2001
3
Exec Dt:
07/04/2001
4
Exec Dt:
07/04/2001
5
Exec Dt:
07/04/2001
6
Exec Dt:
07/04/2001
7
Exec Dt:
07/04/2001
Assignee
1
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09640093
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVE. N.W.
WASHINGTON,D.C. 20036
Assignment: 27
Reel/Frame:015755/0513   Pages: 3
Recorded: 05/05/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/17/2003
2
Exec Dt:
04/17/2004
3
Exec Dt:
04/17/2003
4
Exec Dt:
04/17/2003
5
Exec Dt:
04/17/2003
6
Exec Dt:
04/17/2003
Assignee
1
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10494766
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1350 CONNECTICUT AVE. N.W.
WASHINGTON, D.C. 20036

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