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 : BAHRMANN, HELMUT
Total Assignments: 48
Assignment: 1
Reel/Frame:003945/0700   Pages: 1
Recorded: 11/10/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
FROHNING, CARL D.
Exec Dt:
11/02/1981
2
CORNILS, BOY
Exec Dt:
11/02/1981
3
DIEKHAUS, GERHARD
Exec Dt:
11/02/1981
4
WIEBUS, ERNST
Exec Dt:
11/02/1981
5
BAHRMANN, HELMUT
Exec Dt:
11/02/1981
Assignee
1
RUHRCHEMIE AKTIENGESELLSCHAFT
A CORP. OF GERMANY
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4424383
NONE
06320008
Correspondence name and address
BIERMAN & BIERMAN
437 MADISON AVENUE
NEW YORK, NY 10022
Assignment: 2
Reel/Frame:003953/0513   Pages: 1
Recorded: 12/23/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
CORNILS, BOY
Exec Dt:
12/04/1981
2
FROHNING, CARL D.
Exec Dt:
12/04/1981
3
DIEKHAUS, GERHARD
Exec Dt:
12/04/1981
4
WIEBUS, ERNST
Exec Dt:
12/04/1981
5
BAHRMANN, HELMUT
Exec Dt:
12/04/1981
Assignee
1
RUHRCHEMIE AKTIENGESELLSCHAFT, A GERMAN CORP.
DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4355192
NONE
06328984
Correspondence name and address
BIERMAN & BIERMAN
437 MADISON AVE.
NEW YORK, NY 10022
Assignment: 3
Reel/Frame:004066/0692   Pages: 1
Recorded: 11/01/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
CORNILS, BOY
Exec Dt:
09/28/1982
2
BAHRMANN, HELMUT
Exec Dt:
09/28/1982
3
FORHNING, CARL-DIETER
Exec Dt:
09/28/1982
4
LIPPS, WOLFGANG
Exec Dt:
09/28/1982
Assignee
1
RUHRCHEMIE AKTIENGESELLSCHAFT
4200 OBERHAUSEN 13, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4472526
NONE
06427092
Correspondence name and address
BIERMAN AND BIERMAN
437 MADISON AVENUE
NEW YORK, NY 10022
Assignment: 4
Reel/Frame:004417/0692   Pages: 1
Recorded: 05/23/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BAHRMANN, HELMUT
Exec Dt:
05/03/1985
Assignee
1
RUHRCHEMIE AKTIENGESELLSCHAFT, A CORP OF GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4593126
NONE
06719754
Correspondence name and address
BIERMAN, BIERMAN & PEROFF
437 MADISON AVE.
NEW YORK, NY 10022
Assignment: 5
Reel/Frame:004426/0251   Pages: 2
Recorded: 07/15/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BAHRMANN, HELMUT
Exec Dt:
05/14/1985
2
CORNILS, BOY
Exec Dt:
05/14/1985
3
KONKOL, WERNER
Exec Dt:
05/14/1985
4
LIPPS, WOLFGANG
Exec Dt:
05/14/1985
Assignee
1
RUHRCHEMIE AKTIENGESELLSCHAFT
POSTFACH 13 01 60
A CORP. OF GERMANY
D-4200 OBERHAUSEN 13, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4578523
NONE
06738822
Correspondence name and address
BIERMAN, BIERMAN & PEROFF
437 MADISON AVE.
NEW YORK, NY 10022
Assignment: 6
Reel/Frame:004451/0217   Pages: 1
Recorded: 08/29/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
CORNILS, BOY
Exec Dt:
08/19/1985
2
BAHRMANN, HELMUT
Exec Dt:
08/19/1985
3
LIPPS, WOLFGANG
Exec Dt:
08/19/1985
4
KONKOL, WERNER
Exec Dt:
08/19/1985
Assignee
1
RUHRCHEMIE AKTIENGESELLSCHAFT, A CORP. OF GERMANY
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4616096
NONE
06770732
Correspondence name and address
BIERMAN, PEROFF & MUSERLIAN
437 MADISON AVE.
NEW YORK, NY 10022
Assignment: 7
Reel/Frame:004600/0399   Pages: 1
Recorded: 09/11/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KONKOL, WERNER
Exec Dt:
09/02/1986
2
BAHRMANN, HELMUT
Exec Dt:
09/02/1986
3
DAMBKES, GEORG
Exec Dt:
09/02/1986
4
GICK, WILHELM
Exec Dt:
09/02/1986
5
WIEBUS, ERNST
Exec Dt:
09/02/1986
6
BACH, HANSWILHELM
Exec Dt:
09/02/1986
Assignee
1
RUHRCHEMIE AKTIENGESELLSCHAFT
STATELESS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4711648
NONE
06906455
Correspondence name and address
BIERMAN & MUSERLIAN
757 THIRD AVE.
NEW YORK, NY 10017
Assignment: 8
Reel/Frame:004609/0341   Pages: 1
Recorded: 09/23/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BAHRMANN, HELMUT
Exec Dt:
09/02/1986
2
CORNILS, BOY
Exec Dt:
09/02/1986
3
KONKOL, WERNER
Exec Dt:
09/02/1986
4
WEBER, JURGEN
Exec Dt:
09/02/1986
5
BEXTEN, LUDGER
Exec Dt:
09/02/1986
6
BACH, HANSWILHELM
Exec Dt:
09/02/1986
Assignee
1
RUHRCHEMIE AKTIENGESELLSCHAFT,
NOT PROVIDED
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4723047
NONE
06910650
Correspondence name and address
BIERMAN AND BIERMAN
757 THIRD AVENUE
NEW YORK, NY., 10017
Assignment: 9
Reel/Frame:004602/0426   Pages: 1
Recorded: 09/12/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BAHRMANN, HELMUT
Exec Dt:
09/08/1986
2
KONKOL, WERNER
Exec Dt:
09/08/1986
3
WEBER, JUGEN
Exec Dt:
09/08/1986
4
BACH, HANSWILHELM
Exec Dt:
09/08/1986
5
BEXTEN, LUDGER
Exec Dt:
09/08/1986
Assignee
1
RUHRCHEMIE AKTIENGESELLSCHAFT
STATELESS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4740626
NONE
06907033
Correspondence name and address
BIERMAN AND MUSERLIAN
757 THIRD AVE.
NEW YORK, NY 10017
Assignment: 10
Reel/Frame:004714/0152   Pages: 1
Recorded: 05/08/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BACH, HANSWILHELM
Exec Dt:
04/29/1987
2
BAHRMANN, HELMUT
Exec Dt:
04/29/1987
3
CORNILS, BOY
Exec Dt:
04/29/1987
4
KONKOL, WERNER
Exec Dt:
04/29/1987
5
WIEBUS, ERNST
Exec Dt:
04/29/1987
Assignee
1
RUHRCHEMIE AKTIENGESESSLCHAFT, A CORP. OF GERMANY
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4795727
NONE
07047663
Correspondence name and address
BIERMAN & MUSERLIAN
757 THIRD AVENUE
NEW YORK, NY 10017
Assignment: 11
Reel/Frame:004884/0999   Pages: 1
Recorded: 05/13/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
CORNILS, BOY
Exec Dt:
05/09/1988
2
KONKOL, WERNER
Exec Dt:
05/09/1988
3
BACH, HANSWILHELM
Exec Dt:
05/09/1988
4
GICK, WILHELM
Exec Dt:
05/09/1988
5
WIEBUS, ERNST
Exec Dt:
05/09/1988
6
BAHRMANN, HELMUT
Exec Dt:
05/09/1988
7
HAHN, HEINZ-DIETER
Exec Dt:
05/09/1988
Assignee
1
RUHRCHEMIE AKTIENGESELLSCHAFT, A CORP. OF GERMANY
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4808757
NONE
07193956
Correspondence name and address
BIERMAN AND MUSERLIAN
757 THIRD AVENUE
NEW YORK, NY 10017
Assignment: 12
Reel/Frame:004970/0278   Pages: 1
Recorded: 10/18/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BACH, HANSWILHELM
Exec Dt:
10/07/1988
2
BAHRMANN, HELMUT
Exec Dt:
10/07/1988
3
CORNILS, BOY
Exec Dt:
10/07/1988
4
GICK, WILHELM
Exec Dt:
10/07/1988
5
HEIM, VOLKER
Exec Dt:
10/07/1988
6
KONKOL, WERNER
Exec Dt:
10/07/1988
7
WIEBUS, ERNST
Exec Dt:
10/07/1988
Assignee
1
HOECHST AKTIENGESELLSCHAFT
A CORP. OF FEDERAL REPUBLIC OF GERMANY
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4879418
NONE
07226768
Correspondence name and address
BIERMAN & MUSERLIAN
757 THIRD AVENUE
NEW YORK, NY 10017
Assignment: 13
Reel/Frame:005135/0797   Pages: 1
Recorded: 06/28/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HERRMANN, W. A.
Exec Dt:
06/15/1989
2
KULPE, JURGEN
Exec Dt:
06/15/1989
3
KONKOL, WERNER
Exec Dt:
06/15/1989
4
BACH, HANSWILHELM
Exec Dt:
06/15/1989
5
GICK, WILHELM
Exec Dt:
06/15/1989
6
WIEBUS, ERNST
Exec Dt:
06/15/1989
7
MULLER, THOMAS
Exec Dt:
06/15/1989
8
BAHRMANN, HELMUT
Exec Dt:
06/15/1989
Assignee
1
HOECHST AKTIENGESELLSCHAFT, A CORP. OF FED. REP. OF GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5041228
NONE
07373097
Correspondence name and address
BIERMAN & MUSERLIAN
757 THIRD AVE.
NEW YORK, NY 10017
Assignment: 14
Reel/Frame:005567/0889   Pages: 2
Recorded: 12/21/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KONKOL, WERNER
Exec Dt:
12/17/1990
2
BAHRMANN, HELMUT
Exec Dt:
12/17/1990
3
HERRMANN, WOLFGANG GIGGE
Exec Dt:
12/17/1990
4
KULPE, JURGEN
Exec Dt:
12/17/1990
Assignee
1
HOECHST AKTIENGESELLSCHAFT, A CORP. OF FED. REP. OF GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5051522
NONE
07632469
Correspondence name and address
BIERMAN AND MUSERLIAN
757 THIRD AVENUE
NEW YORK, NY 10017
Assignment: 15
Reel/Frame:005603/0318   Pages: 2
Recorded: 02/07/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KAMPMANN, DETLEF
Exec Dt:
02/04/1991
2
WEBER, JURGEN
Exec Dt:
02/04/1991
3
BAHRMANN, HELMUT
Exec Dt:
02/04/1991
4
KNIEP, CLAUS
Exec Dt:
02/04/1991
Assignee
1
HOECHST AKTIENGESELLSCHAFT, A CORP. OF GERMANY
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5149876
NONE
07651727
Correspondence name and address
BIERMAN & MUSERLIAN
757 THIRD AVENUE
NEW YORK, NY 10017
Assignment: 16
Reel/Frame:005621/0408   Pages: 2
Recorded: 02/19/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BAHRMANN, HELMUT
Exec Dt:
02/12/1991
2
FELL, BERNHARD
Exec Dt:
02/12/1991
3
PAPADOGIANAKIS, GEORGIOS
Exec Dt:
02/12/1991
Assignee
1
HOECHST AKTIENGESELLSCHAFT, A CORP. OF THE FEDERAL REPUBLIC OF GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5126475
NONE
07632465
Correspondence name and address
BIERMAN & MUSERLIAN
757 THIRD AVENUE
NEW YORK, NY 10017
Assignment: 17
Reel/Frame:005946/0969   Pages: 2
Recorded: 12/06/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HERRMANN, WOLFGANG
Exec Dt:
12/03/1991
2
KOHLPAINTNER, CHRISTIAN
Exec Dt:
12/03/1991
3
BAHRMANN, HELMUT
Exec Dt:
12/03/1991
Assignee
1
HOECHST AKTIENGESELLSCHAFT A CORP. OF GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5200380
NONE
07804832
Correspondence name and address
BIERMAN AND MUSERLIAN
600 THIRD AVE.
NEW YORK, NY 10016
Assignment: 18
Reel/Frame:006517/0332   Pages: 2
Recorded: 03/23/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BAHRMANN, HELMUT
Exec Dt:
03/18/1993
2
GREB, WOLFGANG
Exec Dt:
03/18/1993
3
HEYMANNS, PETER
Exec Dt:
03/18/1993
4
LAPPE, PETER
Exec Dt:
03/18/1993
5
SZAMEITAT, JURGEN
Exec Dt:
03/18/1993
6
MULLER, THOMAS
Exec Dt:
03/18/1993
7
WIEBUS, ERNST
Exec Dt:
03/18/1993
Assignee
1
HOECHST AKTIENGESELLSCHAFT
POSTFACH 13 01 60
OBERHAUSEN 11, GERMANY D-4200
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5382716
NONE
08036026
Correspondence name and address
BIERMAN AND MUSERLIAN
JORDAN B. BIERMAN
600 THIRD AVE.
NEW YORK, NY 10016
Assignment: 19
Reel/Frame:006586/0250   Pages: 2
Recorded: 05/25/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HERRMANN, WOLFGANG A.
Exec Dt:
05/17/1993
2
MANETSBERGER, RAINER
Exec Dt:
05/17/1993
3
BAHRMANN, HELMUT
Exec Dt:
05/17/1993
4
KOHLPAINTNER, CHRISTIAN
Exec Dt:
05/17/1993
5
LAPPE, PETER
Exec Dt:
05/17/1993
Assignee
1
HOECHST AKTIENGESELLSCHAFT
POSTFACH 13 01 60 D-4200 OBERHAUSEN 11 FEDERAL REPUBLIC OF GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5347045
NONE
08066553
Correspondence name and address
BIERMAN AND MUSERLIAN
JORDAN B. BIERMAN
600 THIRD AVENUE
NY, NY 10016
Assignment: 20
Reel/Frame:006602/0439   Pages: 2
Recorded: 06/17/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HERRMANN, WOLFGANG A.
Exec Dt:
06/16/1993
2
MANETSBERGER, RAINER
Exec Dt:
06/16/1993
3
KOHLPAINTNER, CHRISTIAN
Exec Dt:
06/16/1993
4
BAHRMANN, HELMUT
Exec Dt:
06/16/1993
Assignee
1
HOECHST AKTIENGESELLSCHAFT
WERK RUHRCHEMIE
POSTFACH 13 01 60
D-4200 OBERHAUSEN 11, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5312951
NONE
08078975
Correspondence name and address
JORDAN B. BIERMAN
BIERMAN AND MUSERLIAN
28TH FLOOR
600 THIRD AVE.
NEW YORK, NY 10016
Assignment: 21
Reel/Frame:006813/0097   Pages: 2
Recorded: 12/07/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BAHRMANN, HELMUT
Exec Dt:
11/25/1993
2
DECKERS, GREGOR
Exec Dt:
11/25/1993
3
GREB, WOLFGANG
Exec Dt:
11/25/1993
4
HEYMANNS, PETER
Exec Dt:
11/25/1993
5
LAPPE, PETER
Exec Dt:
11/25/1993
6
MULLER, THOMAS
Exec Dt:
11/25/1993
7
SZAMEITAT, JURGEN
Exec Dt:
11/25/1993
8
WIEBUS, ERNST
Exec Dt:
11/25/1993
Assignee
1
HOECHST AKTIENGESELLSCHAFT
POSTFACH 13 01 60 D-4200 OBERHAUSEN 11
FEDERAL REPUBLIC OF GERMANY
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6051743
NONE
08163086
Correspondence name and address
BIERMAN AND MUSERLIAN
JORDAN B. BIERMAN
600 THIRD AVENUE
NY, NY 10016
Assignment: 22
Reel/Frame:006802/0725   Pages: 2
Recorded: 12/13/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BAHRMANN, HELMUT
Exec Dt:
11/30/1993
2
LAPPE, PETER
Exec Dt:
11/30/1993
Assignee
1
HOECHST AKTIENGESELLSCHAFT
WERK RUHRCHEMIE PATENT DEPT. POSTFACH 13 01 60 D-46128 OBERHAUSEN GERMANY
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5367107
NONE
08166577
Correspondence name and address
JORDAN B. BIERMAN, ESQ.
PATENT DEPT.
600 THIRD AVE., 28TH FL.
NEW YORK, NY 10016
Assignment: 23
Reel/Frame:007057/0265   Pages: 2
Recorded: 06/23/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BAHRMANN, HELMUT
Exec Dt:
06/10/1994
2
LAPPE, PETER
Exec Dt:
06/10/1994
3
HERMANN, WOLFGANG A.
Exec Dt:
06/10/1994
4
MANETSBERGER, RAINER
Exec Dt:
06/10/1994
5
ALBANESE, GUIDO
Exec Dt:
06/10/1994
6
BERGRATH, KLAUS
Exec Dt:
06/10/1994
Assignee
1
HOECHST AKTIENGESELLSCHAFT
POSTFACH 13 01 60
OBERHAUSEN, GERMANY D-46128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5451698
NONE
08264720
Correspondence name and address
BIERMAN AND MUSERLIAN
CHARLES A. MUSERLIAN
600 THIRD AVENUE
NEW YORK, NY 10016
Assignment: 24
Reel/Frame:007171/0581   Pages: 2
Recorded: 09/23/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BAHRMANN, HELMUT
Exec Dt:
08/31/1994
2
GREB, WOLFGANG
Exec Dt:
08/31/1994
3
DAMBKES, GEORG
Exec Dt:
08/31/1994
4
HEYMANNS, PETER
Exec Dt:
08/31/1994
5
KALBFELL, HEINZ
Exec Dt:
08/31/1994
6
LAPPE, PETER
Exec Dt:
08/31/1994
7
SPRINGER, HELMUT
Exec Dt:
08/31/1994
8
VON MULMANN, EBERHARD
Exec Dt:
08/31/1994
9
WEBER, JURGEN
Exec Dt:
08/31/1994
10
WIEBUS, ERNST
Exec Dt:
08/31/1994
11
WIEBUS, ERNST
Exec Dt:
08/31/1994
12
FROHNING, CARL DIETER
Exec Dt:
08/31/1994
13
KAPPESSER, HARALD
Exec Dt:
08/31/1994
Assignee
1
HOECHST AKTIENGESELLSCHAFT
WERK RUHRCHEMIE, PATENT DEPARTMENT
POSTFACH 13 01 60
D-46128 OBERHAUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5410072
NONE
08311557
Correspondence name and address
JORDAN B. BIERMAN
BIERMAN AND MUSERLIAN
28TH FLOOR
600 THIRD AVENUE
NEW YORK, NY 10016
Assignment: 25
Reel/Frame:007180/0364   Pages: 2
Recorded: 09/23/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BAHRMANN, HELMUT
Exec Dt:
08/31/1994
2
GREB, WOLFGANG
Exec Dt:
08/31/1994
3
HEYMANNS, PETER
Exec Dt:
08/31/1994
4
LAPPE, PETER
Exec Dt:
08/31/1994
5
MULLER, THOMAS
Exec Dt:
08/31/1994
6
SZAMEITAT, JURGEN
Exec Dt:
08/31/1994
7
WIEBUS, ERNST
Exec Dt:
08/31/1994
Assignee
1
HOECHST AKTIENGESELLSCHAFT
WERK RUHRCHEMIE PATENT DEPARTMENT
POSTFACH 13 01 60
D-46128 OBERHAUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5463147
NONE
08311561
Correspondence name and address
JORDAN B. BIERMAN
BIERMAN AND MUSERLIAN
28TH FLOOR
600 THIRD AVENUE
NEW YORK, NY 10016
Assignment: 26
Reel/Frame:008107/0868   Pages: 2
Recorded: 08/15/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BAHRMANN, HELMUT
Exec Dt:
08/05/1996
2
LAPPE, PETER
Exec Dt:
08/05/1996
3
WIEBUS, ERNST
Exec Dt:
08/05/1996
4
FELL, BERNHARD
Exec Dt:
08/05/1996
5
HERMANNS, PETER
Exec Dt:
08/05/1996
Assignee
1
HOECHST AKTIENGESELLSCHAFT
POSTFACH 13 01 60
D-46128 OBERHAUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5684208
NONE
08696781
Correspondence name and address
BIERMAN AND MUSERLIAN
CHARLES A. MUSERLIAN
600 THIRD AVENUE
NEW YORK, NY 10016
Assignment: 27
Reel/Frame:008173/0467   Pages: 3
Recorded: 08/26/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BAHRMANN, HELMUT
Exec Dt:
08/14/1996
2
LAPPE, PETER
Exec Dt:
08/14/1996
3
FELL, BERNHARD
Exec Dt:
08/14/1996
4
XIA, SHIGAO
Exec Dt:
08/14/1996
5
KANAGASABAPATHY, SUBBA
Exec Dt:
08/14/1996
Assignee
1
HOECHST AKTIENGESELLSCHAFT
POSTFACH 13 01 60
D-46128 OBERNAUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5756854
NONE
08701775
Correspondence name and address
BIERMAN AND MUSERLIAN
CHARLES A. MUSERLIAN
600 THIRD AVENUE
NEW YORK, NY 10016
Assignment: 28
Reel/Frame:008455/0087   Pages: 2
Recorded: 03/10/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
REGNAT, DIETER
Exec Dt:
02/04/1997
2
KLEINER, HANS-JERG
Exec Dt:
02/04/1997
3
BAHRMANN, HELMUT
Exec Dt:
02/04/1997
Assignee
1
HOECHST AG
D-65926 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5801287
NONE
08814297
Correspondence name and address
CONNOLLY AND HUTZ
ASHLEY I. PEZZNER
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 29
Reel/Frame:008567/0397   Pages: 2
Recorded: 03/07/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BAHRMANN, HELMUT
Exec Dt:
02/04/1997
2
KLEINER, HANS-JERG
Exec Dt:
02/04/1997
3
REGNAT, DIETER
Exec Dt:
02/04/1997
Assignee
1
HOECHST AG
D-65926 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5801291
NONE
08813877
Correspondence name and address
CONNOLLY AND HUTZ
ASHLEY I. PEZZNER
P.O. BOX 2207
WILMINGTON, DELAWARE 19899
Assignment: 30
Reel/Frame:008432/0229   Pages: 2
Recorded: 03/05/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BAHRMANN, HELMUT
Exec Dt:
02/21/1997
Assignee
1
HOECHST AKTIENGESELLSCHAFT
POSTFACH 13 01 60
D-46128 OBERHAUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5741941
NONE
08811825
Correspondence name and address
BIERMAN, MUSERLIAN AND LUCAS LLP
CHARLES A. MUSERLIAN
600 THIRD AVENUE
NEW YORK, NY 10016
Assignment: 31
Reel/Frame:008686/0299   Pages: 2
Recorded: 04/17/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BAHRMANN, HELMUT
Exec Dt:
04/15/1997
2
LAPPE, PETER
Exec Dt:
04/15/1997
3
MULLER, THOMAS
Exec Dt:
04/15/1997
Assignee
1
HOECHST AKTIENGESELLSCHAFT
POSTFACH 13 01 60
D-46128 OBERHAUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5847200
NONE
08839329
Correspondence name and address
BIERMAN, MUSERLIAN AND LUCAS LLP
CHARLES A. MUSERLIAN
600 THIRD AVENUE
NEW YORK, NEW YORK 10016
Assignment: 32
Reel/Frame:008686/0318   Pages: 2
Recorded: 04/17/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BAHRMANN, HELMUT
Exec Dt:
04/15/1997
2
LAPPE, PETER
Exec Dt:
04/15/1997
3
MULLER, THOMAS
Exec Dt:
04/15/1997
Assignee
1
HOECHST AKTIENGESELLSCHAFT
POSTFACH 13 01 60
D-46128 OBERHAUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5922634
NONE
08839330
Correspondence name and address
BIERMAN, MUSERLIAN AND LUCAS LLP
CHARLES A. MUSERLIAN
600 THIRD AVENUE
NEW YORK, NY 10016
Assignment: 33
Reel/Frame:008686/0358   Pages: 3
Recorded: 04/17/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BAHRMANN, HELMUT
Exec Dt:
04/15/1997
2
FROHNING, DIETER
Exec Dt:
04/15/1997
3
GICK, WILHELM
Exec Dt:
04/15/1997
4
HOFS, WOLFGANG
Exec Dt:
04/15/1997
5
KALBFELL, HEINZ
Exec Dt:
04/15/1997
6
KAPPESSER, HARALD
Exec Dt:
04/15/1997
7
LAPPE, PETER
Exec Dt:
04/15/1997
8
SCHALAPSKI, KURT
Exec Dt:
04/15/1997
9
WIEBUS, ERNST
Exec Dt:
04/15/1997
10
ZGORZELSKI, WOLFGANG
Exec Dt:
04/15/1997
Assignee
1
HOECHST AKTIENGESELLSCHAFT
POSTFACH 13 01 60
D-46128 OBERHAUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5808168
NONE
08839328
Correspondence name and address
BIERMAN, MUSERLIAN AND LUCAS LLP
CHARLES A. MUSERLIAN
600 THIRD AVENUE
NEW YORK, NY 10016
Assignment: 34
Reel/Frame:008566/0960   Pages: 2
Recorded: 05/14/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BAHRMANN, HELMUT
Exec Dt:
05/12/1997
2
MULLER, THOMAS
Exec Dt:
05/12/1997
3
LUKAS, RAINER
Exec Dt:
05/12/1997
Assignee
1
HOECHST AKTIENGESELLSCHAFT
POSTFACH 13 01 60
D-46128 OBERHAUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5773667
NONE
08856212
Correspondence name and address
BIERMAN, MUSERLIAN AND LUCAS
CHARLES A. MUSERLIAN
600 THIRD AVENUE
NEW YORK, NY 10016
Assignment: 35
Reel/Frame:008745/0950   Pages: 2
Recorded: 05/14/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BAHRMANN, HELMUT
Exec Dt:
05/12/1997
Assignee
1
HOECHST AKTIENGESELLSCHAFT
POSTFACH 13 01 60
D-46128 OBERHAUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5817884
NONE
08856276
Correspondence name and address
BIERMAN, MUSERLIAN AND LUCAS
CHARLES A. MUSERLIAN
600 THIRD AVENUE
NEW YORK, NY 10016
Assignment: 36
Reel/Frame:008615/0748   Pages: 2
Recorded: 06/20/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
REGNAT, DIETER
Exec Dt:
05/07/1997
2
KLEINER, HANS-JERG
Exec Dt:
06/08/1997
3
BAHRMANN, HELMUT
Exec Dt:
06/14/1997
Assignee
1
HOECHST AG
FRANKFURT AM MAIN, UNITED KINGDOM D-659
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5874642
NONE
08879728
Correspondence name and address
CONNOLLY AND HUTZ
ASHLEY I. PEZZNER
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 37
Reel/Frame:008748/0601   Pages: 2
Recorded: 08/11/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BAHRMANN, HELMUT
Exec Dt:
08/06/1997
2
MULLER, THOMAS
Exec Dt:
08/06/1997
Assignee
1
HOECHST AKTIENGESELLSCHAFT
POSTFACH 13 01 60
D-46128 OBERHAUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5932770
NONE
08909234
Correspondence name and address
BIERMAN, MUSERLIAN AND LUCAS
CHARLES A. MUSERLIAN
600 THIRD AVENUE
NEW YORK, NY 10016
Assignment: 38
Reel/Frame:010661/0789   Pages: 2
Recorded: 03/06/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BAHRMANN, HELMUT
Exec Dt:
04/16/1998
2
CORNILS, BOY
Exec Dt:
03/03/1998
3
DIERDORF, ANDREAS
Exec Dt:
04/27/1998
4
HABER, STEFFEN
Exec Dt:
03/18/1998
Assignee
1
CLARIANT GMBH
D-65929 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6054617
NONE
09011677
Correspondence name and address
CLARIANT CORPORATION
SCOTT E. HANF
INDUSTRIAL PROPERTY DEPARTMENT
4331 CHESAPEAKE DRIVE
CHARLOTTE, NC 28216
Assignment: 39
Reel/Frame:009714/0939   Pages: 2
Recorded: 12/29/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BAHRMANN, HELMUT
Exec Dt:
12/14/1998
2
SCHULTE, MARKUS
Exec Dt:
12/14/1998
Assignee
1
CELANESE GMBH
LURGIALLEE 14
D-60439 FRANKFURT, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6103908
NONE
09212822
Correspondence name and address
BIERMAN, MUSERLIAN AND LUCAS
CHARLES A. MUSERLIAN
600 THIRD AVENUE
NEW YORK, NY 10016
Assignment: 40
Reel/Frame:009746/0407   Pages: 2
Recorded: 01/29/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BAHRMANN, HELMUT
Exec Dt:
12/29/1998
Assignee
1
CELANESE GMBH
LURGIALLEE 14
D-60439 FRANKFURT, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6025529
NONE
09211936
Correspondence name and address
BIERMAN, MUSERLIAN AND LUCAS
CHARLES A. MUSERLIAN
600 THIRD AVENUE
NEW YORK, NY 10016
Assignment: 41
Reel/Frame:009924/0835   Pages: 2
Recorded: 04/22/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HABER, STEFFEN
Exec Dt:
02/15/1999
2
KLEINER, HANS-JERG
Exec Dt:
02/25/1999
3
BOGDANOVIC, SANDRA
Exec Dt:
02/22/1999
4
BAHRMANN, HELMUT
Exec Dt:
03/26/1999
5
FROHNING, CARL-DIETER
Exec Dt:
03/24/1999
Assignee
1
AVENTIS RESEARCH & TECNOLOGIES GMBH & CO. KG
65926 FRANKFURT, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6160180
NONE
09230538
Correspondence name and address
FROMMER LAWRENCE & HAUG LLP
WILLIAM F. LAWRENCE
745 FIFTH AVENUE
NEW YORK, NY 10151
Assignment: 42
Reel/Frame:010101/0486   Pages: 3
Recorded: 07/01/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BOGDANOVIC, SANDRA
Exec Dt:
01/22/1999
2
FROHNING, CARL-DIETER
Exec Dt:
03/24/1999
3
BAHRMANN, HELMUT
Exec Dt:
03/26/1999
4
BELLER, MATTHIAS
Exec Dt:
02/15/1999
5
HABER, STEFFEN
Exec Dt:
02/15/1999
6
KLEINER, HANS-JERG
Exec Dt:
02/25/1999
Assignee
1
AVENTIS RESEARCH & TECHNOLOGY DEUTSCHLAND GMBH & CO. KG.
D-65926 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6191063
NONE
09230576
Correspondence name and address
FROMMER LAWRENCE & HAUG LLP
WILLIAM F. LAWRENCE
745 FIFTH AVE.
NEW YORK, NY 10151
Assignment: 43
Reel/Frame:010273/0743   Pages: 4
Recorded: 08/30/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BAHRMANN, HELMUT
Exec Dt:
08/03/1999
Assignee
1
CELANESE GMBH
LURGIALLE 14
D-60439 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6274774
NONE
09341396
Correspondence name and address
BIERMAN, MUSERLIAN AND LUCAS
CHARLES A. MUSERLIAN
600 THIRD AVENUE
NEW YORK, NY 10016
Assignment: 44
Reel/Frame:010300/0384   Pages: 4
Recorded: 08/31/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BAHRMANN, HELMUT
Exec Dt:
08/03/1999
Assignee
1
CELANESE GMBH
LURGIALLE 14
D-60439 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6211414
NONE
09341835
Correspondence name and address
BIERMAN, MUSERLIAN AND LUCAS
CHARLES A. MUSERLIAN
600 THIRD AVENUE
NEW YORK, NY 10016
Assignment: 45
Reel/Frame:010533/0982   Pages: 5
Recorded: 11/12/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BAHRMANN, HELMUT
Exec Dt:
08/03/1999
Assignee
1
CELANESE GMBH
LURGIALLE, 14
D-60439 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6187953
NONE
09341834
Correspondence name and address
BIERMAN, MUSERLIAN AND LUCAS
CHARLES A. MUSERLIAN
600 THIRD AVE.
NEW YORK, NY 10016
Assignment: 46
Reel/Frame:012422/0507   Pages: 5
Recorded: 12/12/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BAHRMANN, HELMUT
Exec Dt:
08/31/2001
Assignee
1
CELANESE CHEMICALS EUROPE GMBH
LUNGAILLEE 14
D-60439 FRANKFURT, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6610881
NONE
09937640
Correspondence name and address
BIERMAN, MUSERLIAN AND LUCAS
CHARLES A. MUSERLIAN
600 THIRD AVE.
N.Y., N.Y. 10016
Assignment: 47
Reel/Frame:012310/0746   Pages: 4
Recorded: 10/16/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BAHRMANN, HELMUT
Exec Dt:
09/04/2001
Assignee
1
CELANESE CHEMICALS EUROPE GMBH
LURGIALLE 14
D-60439 FRANKFURT, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6703507
US20020161261
09959059
Correspondence name and address
BIERMAN, MUSERLIAN AND LUCAS
CHARLES A. MUSERLIAN
600 THIRD AVENUE
NEW YORK, NY 10016
Assignment: 48
Reel/Frame:012596/0816   Pages: 3
Recorded: 10/23/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BAHRMANN, HELMUT
Exec Dt:
09/07/2001
Assignee
1
CELANESE CHEMICALS EUROPE GMBH
LURGIALLE 14
D-60439 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6472565
NONE
10048703
Correspondence name and address
BIERMAN, MUSERLIAN AND LUCAS
CHARLES A. MUSERLIAN
600 THIRD AVE.
NEW YORK, NY 10016

Search Results as of: 05/10/2024 08:23 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