skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
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 : KAST, JUERGEN
Total Assignments: 25
Assignment: 1
Reel/Frame:005032/0299   Pages: 1
Recorded: 03/23/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
01/07/1987
2
Exec Dt:
01/07/1987
3
Exec Dt:
01/07/1987
4
Exec Dt:
01/07/1987
5
Exec Dt:
01/07/1987
6
Exec Dt:
01/07/1987
7
Exec Dt:
01/07/1987
8
Exec Dt:
01/07/1987
Assignee
1
RHEINLAND-PFALZ
LUDWIGSHAFEN, GERMANY 6700
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07142911
Correspondence name and address
KEIL & WEINKAUF
1101 CONNECTICUT AVE., N. W.
WASHINGTON, DC 20036
Assignment: 2
Reel/Frame:004977/0411   Pages: 1
Recorded: 11/07/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
11/17/1987
2
Exec Dt:
11/17/1987
3
Exec Dt:
11/17/1987
4
Exec Dt:
11/17/1987
5
Exec Dt:
11/17/1987
6
Exec Dt:
11/17/1987
Assignee
1
6700 LUDWIGSHAFEN
RHEINLAND-PFALZ, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07128451
Correspondence name and address
KEIL AND WEINKAUF
1101 CONNECTICUT AVENUE NW
WASHINGTON, DC 20036
Assignment: 3
Reel/Frame:005541/0369   Pages: 2
Recorded: 12/03/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
05/26/1988
2
Exec Dt:
05/26/1988
3
Exec Dt:
05/26/1988
4
Exec Dt:
05/26/1988
5
Exec Dt:
05/26/1988
6
Exec Dt:
05/26/1988
7
Exec Dt:
05/26/1988
8
Exec Dt:
05/26/1988
9
Exec Dt:
12/14/1987
Assignee
1
6700 LUDWIGSHAFEN
RHEINLAND-PFALZ, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07327352
Correspondence name and address
KEIL & WEINKAUF
1101 CONNECTICUT AVE., N.W.
WASHINGTON, DC 20036
Assignment: 4
Reel/Frame:005475/0795   Pages: 2
Recorded: 10/16/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
02/21/1989
2
Exec Dt:
02/21/1989
3
Exec Dt:
02/21/1989
4
Exec Dt:
02/21/1989
5
Exec Dt:
02/21/1989
6
Exec Dt:
02/21/1989
7
Exec Dt:
02/21/1989
Assignee
1
RHEINLAND-PFALZ
6700 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07321063
Correspondence name and address
KEIL & WEINKAUF
1101 CONNECTICUT AVENUE, N.W.
WASHINGTON, DC 20036
Assignment: 5
Reel/Frame:007183/0977   Pages: 2
Recorded: 11/01/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/29/1989
2
Exec Dt:
05/29/1989
3
Exec Dt:
05/29/1989
4
Exec Dt:
05/29/1989
5
Exec Dt:
05/29/1989
6
Exec Dt:
05/29/1989
7
Exec Dt:
05/29/1989
Assignee
1
6700 LUDWIGSHAFEN, RHEIN-PFALZ, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08076687
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, ET AL.
ROBERT F.GNUSE
FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VA 22202
Assignment: 6
Reel/Frame:005688/0699   Pages: 2
Recorded: 04/24/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
08/25/1989
2
Exec Dt:
08/25/1989
3
Exec Dt:
08/25/1989
4
Exec Dt:
08/25/1989
5
Exec Dt:
08/25/1989
6
Exec Dt:
08/25/1989
Assignee
1
LUDWIGSHAFEN, RHEINLAND-PFALZ, GERMANY 6700
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07572357
Correspondence name and address
KEIL & WEINKAUF
1101 CONN AVE., N. W.
WASHINGTON, DC 20036
Assignment: 7
Reel/Frame:005584/0429   Pages: 2
Recorded: 01/29/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
10/18/1989
2
Exec Dt:
10/18/1989
3
Exec Dt:
10/18/1989
4
Exec Dt:
10/18/1989
5
Exec Dt:
10/18/1989
6
Exec Dt:
10/18/1989
7
Exec Dt:
10/18/1989
8
Exec Dt:
10/18/1989
Assignee
1
6700 LUDWIGSHAFEN, RHEINLAND-PFALZ, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07429451
Correspondence name and address
MESSRS, KEIL AND WEINKAUF
1101 CONNECTICUT AVE., N. W.
WASHINGTON, DC 20036
Assignment: 8
Reel/Frame:005810/0645   Pages: 2
Recorded: 08/22/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
10/23/1989
2
Exec Dt:
10/23/1989
3
Exec Dt:
10/23/1989
4
Exec Dt:
10/23/1989
5
Exec Dt:
10/23/1989
6
Exec Dt:
10/23/1989
Assignee
1
6700 LUDWIGSHAFEN
REHINLAND-PFALZ, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07429160
Correspondence name and address
JOHN H. SHURTLEFF
140 S. DEARBORN ST., STE. 411
CHICAGO, IL 60603
Assignment: 9
Reel/Frame:005469/0880   Pages: 2
Recorded: 10/03/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
09/20/1990
2
Exec Dt:
09/20/1990
3
Exec Dt:
09/20/1990
Assignee
1
6700 LUDWIGSHAFEN, RHEINLAND-PFALZ, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07592298
Correspondence name and address
KEIL & WEINKAUF
1101 CONN., AVE., N.W.
WASHINGTON, DC 20036
Assignment: 10
Reel/Frame:005497/0479   Pages: 2
Recorded: 10/26/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
10/08/1990
2
Exec Dt:
10/08/1990
3
Exec Dt:
10/08/1990
4
Exec Dt:
10/08/1990
5
Exec Dt:
10/08/1990
6
Exec Dt:
10/08/1990
7
Exec Dt:
10/08/1990
8
Exec Dt:
10/08/1990
Assignee
1
6700 LUDWIGSHAFEN
RHEINLAND-PFALZ, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07594949
Correspondence name and address
KEIL & WEINKAUF
1101 CONNECTICUT AVE, NW
WASHINGTON, DC 20036
Assignment: 11
Reel/Frame:005704/0745   Pages: 2
Recorded: 05/08/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
04/26/1991
2
Exec Dt:
04/26/1991
3
Exec Dt:
04/26/1991
4
Exec Dt:
04/26/1991
5
Exec Dt:
04/26/1991
6
Exec Dt:
04/26/1991
7
Exec Dt:
04/26/1991
8
Exec Dt:
04/26/1991
9
Exec Dt:
04/26/1991
10
Exec Dt:
04/26/1991
Assignee
1
LUDWIGSHAFEN, RHEINLAND-PFALZ, GERMANY 6700
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07697040
Correspondence name and address
KEIL & WEINKAUF
1101 CONNECTICUT AVENUE, N. W.
WASHINGTON, DC 20036
Assignment: 12
Reel/Frame:005704/0755   Pages: 2
Recorded: 05/08/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
04/26/1991
2
Exec Dt:
04/26/1991
3
Exec Dt:
04/26/1991
4
Exec Dt:
04/26/1991
5
Exec Dt:
04/26/1991
6
Exec Dt:
04/26/1991
7
Exec Dt:
04/26/1991
8
Exec Dt:
04/26/1991
9
Exec Dt:
04/26/1991
Assignee
1
6700 LUDWIGSHAFEN, RHEINLAND-PFALZ, GERMANY 6700
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07697050
Correspondence name and address
KEIL & WEINKAUF
1101 CONNECTICUT AVENUE, N. W.
WASHINGTON, DC 20036
Assignment: 13
Reel/Frame:005806/0150   Pages: 2
Recorded: 05/08/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
04/26/1991
2
Exec Dt:
04/26/1991
3
Exec Dt:
04/26/1991
4
Exec Dt:
04/26/1991
5
Exec Dt:
04/26/1991
6
Exec Dt:
04/26/1991
7
Exec Dt:
04/26/1991
8
Exec Dt:
04/26/1991
9
Exec Dt:
04/26/1991
Assignee
1
6700 LUDWIGSHAFEN
RHEINLAND-PFALZ, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07697058
Correspondence name and address
KEIL & WEINKAUF
11001 CONNECTICUT AVE., N.W.
WASHINGTON, DC 20036
Assignment: 14
Reel/Frame:007389/0661   Pages: 2
Recorded: 02/13/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/20/1993
2
Exec Dt:
08/20/1993
3
Exec Dt:
08/20/1993
4
Exec Dt:
08/20/1993
5
Exec Dt:
08/20/1993
6
Exec Dt:
08/20/1993
7
Exec Dt:
08/20/1993
8
Exec Dt:
08/20/1993
Assignee
1
6700
LUDWIGSHAFEN,, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08381915
Correspondence name and address
HERBERT B. KEIL
KEIL & WEINKAUF
1101 CONNECTICUT AVENUE, N.W.
WASHINGTON, DC 20036
Assignment: 15
Reel/Frame:007045/0845   Pages: 2
Recorded: 04/19/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/11/1994
2
Exec Dt:
04/11/1994
3
Exec Dt:
04/11/1994
4
Exec Dt:
04/11/1994
5
Exec Dt:
04/11/1994
6
Exec Dt:
04/11/1994
7
Exec Dt:
04/11/1994
8
Exec Dt:
04/11/1994
9
Exec Dt:
04/11/1994
Assignee
1
6700 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08211819
Correspondence name and address
KEIL & WEINKAUF
1101 CONNECTICUT AVE., N.W.
WASHINGTON, DC 20036
ATTN: HERBERT B. KEIL
Assignment: 16
Reel/Frame:007174/0535   Pages: 2
Recorded: 08/11/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/24/1994
2
Exec Dt:
06/24/1994
3
Exec Dt:
06/24/1994
4
Exec Dt:
06/24/1994
5
Exec Dt:
06/24/1994
6
Exec Dt:
06/24/1994
7
Exec Dt:
06/24/1994
8
Exec Dt:
06/24/1994
Assignee
1
6700 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08290726
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVE., N.W.
WASHINGTON, D.C. 20036
Assignment: 17
Reel/Frame:007564/0106   Pages: 3
Recorded: 05/12/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/24/1994
2
Exec Dt:
06/24/1994
3
Exec Dt:
06/24/1994
4
Exec Dt:
06/24/1994
5
Exec Dt:
06/24/1994
6
Exec Dt:
06/24/1994
7
Exec Dt:
06/24/1994
8
Exec Dt:
06/24/1994
9
Exec Dt:
06/24/1994
10
Exec Dt:
06/24/1994
11
Exec Dt:
06/24/1994
Assignee
1
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08433472
Correspondence name and address
HERBERT B. KEIL
KEIL & WEINKAUF
1101 CONNECTICUT AVE. N.W.
WASHINGTON, D.C. 20036
Assignment: 18
Reel/Frame:007178/0325   Pages: 2
Recorded: 08/11/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/27/1994
2
Exec Dt:
06/27/1994
3
Exec Dt:
06/27/1994
4
Exec Dt:
06/27/1994
5
Exec Dt:
06/27/1994
6
Exec Dt:
06/27/1994
7
Exec Dt:
06/27/1994
8
Exec Dt:
06/27/1994
Assignee
1
6700 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08290725
Correspondence name and address
HERBERT B. KEIL
KEIL & WEINKAUF
1101 CONNECTICUT AVE., N.W.
WASHINGTON, D.C. 20036
Assignment: 19
Reel/Frame:007431/0619   Pages: 2
Recorded: 04/13/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/24/1995
2
Exec Dt:
01/24/1995
3
Exec Dt:
01/24/1995
4
Exec Dt:
01/24/1995
5
Exec Dt:
01/24/1995
6
Exec Dt:
02/06/1995
Assignee
1
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08384155
Correspondence name and address
HERBERT B. KEIL
KEIL & WEINKAUF
1101 CONNECTICUT AVE., N.W.
WASHINGTON, DC 20036
Assignment: 20
Reel/Frame:007718/0136   Pages: 2
Recorded: 11/03/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/17/1995
2
Exec Dt:
05/17/1995
3
Exec Dt:
05/17/1995
4
Exec Dt:
05/17/1995
5
Exec Dt:
05/17/1995
Assignee
1
67056 LUDWIGSHAFEN
GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08458041
Correspondence name and address
HERBERT B. KEIL
KEIL & WEINKAUF
1101 CONNECTICUT AVE. N.W.
WASHINGTON, DC 20036
Assignment: 21
Reel/Frame:008619/0252   Pages: 3
Recorded: 02/03/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/10/1995
2
Exec Dt:
08/10/1995
3
Exec Dt:
08/10/1995
4
Exec Dt:
08/10/1995
5
Exec Dt:
08/10/1995
6
Exec Dt:
08/10/1995
7
Exec Dt:
08/10/1995
8
Exec Dt:
08/10/1995
9
Exec Dt:
08/10/1995
10
Exec Dt:
08/10/1995
Assignee
1
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08776582
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVE. N.W.
WASHINGTON, D.C. 20036
Assignment: 22
Reel/Frame:008433/0867   Pages: 3
Recorded: 03/20/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/04/1995
2
Exec Dt:
09/04/1995
3
Exec Dt:
09/04/1995
4
Exec Dt:
09/04/1995
5
Exec Dt:
09/04/1995
6
Exec Dt:
09/04/1995
7
Exec Dt:
09/04/1995
8
Exec Dt:
09/04/1995
9
Exec Dt:
09/04/1995
Assignee
1
67056 LUDWIGSHAFEN
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08776150
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTUCUT AVE., N.W.
WASHINGTON, D.C. 20036
Assignment: 23
Reel/Frame:008498/0692   Pages: 5
Recorded: 03/18/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/04/1995
2
Exec Dt:
10/04/1995
3
Exec Dt:
10/04/1995
4
Exec Dt:
10/04/1995
5
Exec Dt:
10/04/1995
6
Exec Dt:
10/04/1995
7
Exec Dt:
10/04/1995
8
Exec Dt:
10/04/1995
9
Exec Dt:
10/04/1995
10
Exec Dt:
10/04/1995
11
Exec Dt:
10/04/1995
Assignee
1
67056 LUDWIGSHAFEN
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08809100
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVE., N.W.
WASHINGTON, D.C. 20036
Assignment: 24
Reel/Frame:013902/0418   Pages: 3
Recorded: 10/10/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/26/2001
2
Exec Dt:
04/26/2001
Assignee
1
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10257328
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1350 CONNECTICUT AVE. N.W.
WASHINGTON, D.C. 20036
Assignment: 25
Reel/Frame:015243/0563   Pages: 3
Recorded: 04/21/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/12/2003
2
Exec Dt:
12/12/2003
3
Exec Dt:
12/12/2003
4
Exec Dt:
12/12/2003
Assignee
1
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10486208
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER & NEUST
SURINDER SACHAR
1940 DUKE STREET
ALEXANDRIA, VA 22314

Search Results as of: 05/21/2024 06:40 AM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT