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 : BALKENHOHL, FRIEDHELM
Total Assignments: 9
Assignment: 1
Reel/Frame:005821/0555   Pages: 2
Recorded: 08/20/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
DOBLER, WALTER
Exec Dt:
07/03/1991
2
VOSS, HARTWIG
Exec Dt:
07/23/1991
3
BALKENHOHL, FRIEDHELM
Exec Dt:
07/23/1991
4
PAUST, JOACHIM
Exec Dt:
07/23/1991
Assignee
1
BASF AKTIENGESELLSCHAFT
6700 LUDWIGSHAFEN
RHEINLAND-PFALZ, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5202445
NONE
07747573
Correspondence name and address
KEIL & WEINKAUF
1101 CONNECTICUT AVE., N.W.
WASHINGTON, DC 20036
Assignment: 2
Reel/Frame:006658/0789   Pages: 2
Recorded: 08/06/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KAISER, KLAUS
Exec Dt:
07/22/1993
2
BALKENHOHL, FRIEDHELM
Exec Dt:
07/22/1993
3
PAUST, JOACHIM
Exec Dt:
07/22/1993
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUDWIGSHAFEN, GERMANY
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5420302
NONE
08102745
Correspondence name and address
HERBERT B. KEIL
KEIL & WEINKAUF
1101 CONNECTICUT AVE., N.W.
WASHINGTON, D.C. 20036
Assignment: 3
Reel/Frame:006810/0702   Pages: 2
Recorded: 11/22/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PAUST, JOACHIM
Exec Dt:
11/16/1993
2
ECKES, PETER
Exec Dt:
11/16/1993
3
SIEGEL, WOLFGANG
Exec Dt:
11/16/1993
4
BALKENHOHL, FRIEDHELM
Exec Dt:
11/16/1993
5
DOBLER WALTER
Exec Dt:
11/16/1993
6
HULLMANN, MICHAEL
Exec Dt:
11/16/1993
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUDWIGSHAFEN GERMANY
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5380920
NONE
08113089
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVENUE, N.W.
WASHINGTON, D.C. 20036
Assignment: 4
Reel/Frame:007902/0946   Pages: 2
Recorded: 12/28/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PRESSLER, UWE
Exec Dt:
07/06/1994
2
BALKENHOHL, FRIEDHELM
Exec Dt:
07/06/1994
3
HAUER, BERNHARD
Exec Dt:
07/06/1994
4
LADNER, WOLFGANG
Exec Dt:
07/06/1994
5
SCHNELL, URSULA
Exec Dt:
07/06/1994
6
STAUDENMAIER, HORST RALF
Exec Dt:
07/06/1994
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5753471
NONE
08578704
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVE., N.W.
WASHINGTON, D.C. 20036
Assignment: 5
Reel/Frame:007645/0581   Pages: 3
Recorded: 07/21/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STAHL, STEFAN
Exec Dt:
06/13/1995
2
BALKENHOHL, FRIEDHELM
Exec Dt:
06/13/1995
3
LADNER, WOLFGANG
Exec Dt:
06/13/1995
4
SCHNELL, URSULA
Exec Dt:
06/13/1995
5
PRESSLER, UWE
Exec Dt:
06/13/1995
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5616773
NONE
08419608
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVENUE, NW
WASHINGTON, DC 20036
Assignment: 6
Reel/Frame:009263/0359   Pages: 2
Recorded: 07/28/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BALKENHOHL, FRIEDHELM
Exec Dt:
02/06/1996
2
DITRICH, KLAUS
Exec Dt:
02/06/1996
3
NUEBLING, CHRISTOPH
Exec Dt:
02/06/1996
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6214608
NONE
08875417
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVE., N.W.
WASHINGTON, DC 20036
Assignment: 7
Reel/Frame:009059/0971   Pages: 2
Recorded: 01/27/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DITRICH, KLAUS
Exec Dt:
09/23/1996
2
BALKENHOHL, FRIEDHELM
Exec Dt:
09/23/1996
3
LADNER, WOLFGANG
Exec Dt:
09/23/1996
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5905167
NONE
09000278
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVE. N.W.
WASHINGTON, D.C. 20036
Assignment: 8
Reel/Frame:010187/0443   Pages: 2
Recorded: 01/22/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MACK, HELMUT
Exec Dt:
07/28/1997
2
PFEIFFER, THOMAS
Exec Dt:
07/28/1997
3
SEITZ, WERNER
Exec Dt:
07/28/1997
4
ZIERKE, THOMAS
Exec Dt:
07/28/1997
5
BALKENHOHL, FRIEDHELM
Exec Dt:
07/28/1997
6
LANGE, UDO
Exec Dt:
07/28/1997
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6124472
NONE
09230321
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVE., N.W.
WASHINGTON, D.C. 20036
Assignment: 9
Reel/Frame:010146/0982   Pages: 2
Recorded: 06/14/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BALKENHOHL, FRIEDHELM
Exec Dt:
02/23/1998
2
KOSER, STEFAN
Exec Dt:
02/23/1998
3
HOLMAN, NICHOLAS JOHN
Exec Dt:
03/04/1998
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6234811
NONE
09319875
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVE. N.W.
WASHINGTON, D.C 20036

Search Results as of: 05/09/2024 08:47 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