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 : BACKER, WERNER
Total Assignments: 12
Assignment: 1
Reel/Frame:010477/0979   Pages: 3
Recorded: 12/22/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BACKER, WERNER
Exec Dt:
09/22/1999
2
KOSTANIAN, ARTAK ERANOSOVICH
Exec Dt:
09/22/1999
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN D-51368
KONZERNBEREICH RP
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6454103
NONE
09402029
Correspondence name and address
MORRIS, MCLAUGHLIN & MARCUS, P.A.
WILLIAM C. GERSTENZANG
660 WHITE PLAINS ROAD
TARRYTOWN, NEW YORK 10591-5144
Assignment: 2
Reel/Frame:011608/0628   Pages: 2
Recorded: 03/12/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JANKE, NIKOLAUS
Exec Dt:
01/18/2001
2
PECH, REINHARD
Exec Dt:
01/01/2001
3
CHRISOCHOOU, ANDREAS
Exec Dt:
01/19/2001
4
HEINZ, DIETER
Exec Dt:
01/19/2001
5
BACKER, WERNER
Exec Dt:
01/19/2001
6
HALLENBERGER, KASPAR
Exec Dt:
01/19/2001
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENT UND LIZENZEN
KONZERNBEREICH RP
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6420465
US20020068835
09729021
Correspondence name and address
BAYER CORPORATION
DIDERICO VAN EYL
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 3
Reel/Frame:011622/0270   Pages: 2
Recorded: 03/01/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JANKE, NIKOLAUS
Exec Dt:
01/18/2001
2
PIEROTH, MANFRED
Exec Dt:
01/19/2001
3
HEINZ, DIETER
Exec Dt:
01/19/2001
4
BACKER, WERNER
Exec Dt:
01/19/2001
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6489502
US20020038044
09729542
Correspondence name and address
BAYER CORPORATION
DIDERICO VAN EYL
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 4
Reel/Frame:019262/0861   Pages: 3
Recorded: 05/08/2007
Attorney Dkt #:100717-708 KGB
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TRAVING, MICHAEL
Exec Dt:
03/12/2007
2
GUTKNECHT, WILFRIED
Exec Dt:
03/15/2007
3
BACKER, WERNER
Exec Dt:
03/13/2007
4
KUMMER, WOLFGAGN
Exec Dt:
03/14/2007
5
LUDWIG, RAINER
Exec Dt:
04/15/2007
Assignees
1
BAYER TECHNOLOGY SERVICES GMBH
PATENTS AND LICENSING
LEVERKUSEN, GERMANY 51368
2
H.C. STARCK GMBH
IM SCHLEEKE 78-91
GOSLAR, GERMANY 38642
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7393969
US20070232826
11574144
Correspondence name and address
KURT G. BRISCOE
NORRIS MCLAUGHLIN & MARCUS, P.A.
875 THIRD AVENUE -18TH FLOOR
NEW YORK, NY 10022
Assignment: 5
Reel/Frame:019510/0938   Pages: 10
Recorded: 06/07/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUGAL, MARKUS
Exec Dt:
03/26/2007
2
VON GEHLEN, FRANZ-ULRICH
Exec Dt:
04/05/2007
3
WERSHOFEN, STEFAN
Exec Dt:
04/11/2007
4
LAGO, ANDRE
Exec Dt:
04/12/2007
5
LEHNER, PETER
Exec Dt:
04/12/2007
6
BACKER, WERNER
Exec Dt:
05/04/2007
7
MAROTZ, BENIE
Exec Dt:
04/24/2007
8
BRINKSCHULTE, HORST
Exec Dt:
05/18/2007
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070238901
11706438
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 6
Reel/Frame:020843/0350   Pages: 4
Recorded: 04/23/2008
Attorney Dkt #:100717-714 WCG
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MEYER, HELMUT
Exec Dt:
01/11/2008
2
NABERFELD, GUIDO
Exec Dt:
03/05/2008
3
RECHNER, JOHANN
Exec Dt:
02/05/2008
4
WARSITZ, RAFAEL
Exec Dt:
01/17/2008
5
TRAVING, MICHAEL
Exec Dt:
01/16/2008
6
BACKER, WERNER
Exec Dt:
01/16/2008
7
ELSNER, THOMAS
Exec Dt:
01/14/2008
8
NENNEMANN, ARNO
Exec Dt:
01/17/2008
Assignee
1
BAYER MATERIALSCIENCE AG
LAW AND PATENTS
LEVERKUSEN, GERMANY 51469
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8354028
US20080185343
11876094
Correspondence name and address
NORRIS, MCLAUGHLIN & MARCUS, P.A.
875 THIRD AVE
18TH FLOOR
NEW YORK, NY 10022
Assignment: 7
Reel/Frame:023217/0605   Pages: 14
Recorded: 09/11/2009
Attorney Dkt #:100717-714 WCG
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MEYER, HELMUT, DR.
Exec Dt:
07/07/2009
2
NABERFELD, GUIDO, DR.
Exec Dt:
07/16/2009
3
RECHNER, JOHANN, DR.
Exec Dt:
07/27/2009
4
WARSITZ, RAFAEL
Exec Dt:
08/17/2009
5
TRAVING, MICHAEL, DR.
Exec Dt:
07/08/2009
6
BACKER, WERNER
Exec Dt:
07/08/2009
7
ELSNER, THOMAS, DR.
Exec Dt:
07/21/2009
8
NENNEMANN, ARNO, DR.
Exec Dt:
07/15/2009
9
BAHNMULER, STEFAN, DR.
Exec Dt:
07/08/2009
10
LANGSTEIN, GERHARD, DR.
Exec Dt:
07/20/2009
11
HITZBLECK, JULIA, DR.
Exec Dt:
08/26/2009
12
THEATO, PATRICK, DR.
Exec Dt:
07/06/2009
13
KESSLER, DANIEL
Exec Dt:
07/06/2009
14
DUFF, DANIEL-GORDON, DR.
Exec Dt:
07/13/2009
15
PLUG, SASCHA, MR.
Exec Dt:
07/13/2009
Assignee
1
BAYER MATERIAL SCIENCE
BUILDING Q 18
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8354028
US20080185343
11876094
Correspondence name and address
NORRIS, MCLAUGHLIN & MARCUS, P.A.
875 THIRD AVE
18TH FLOOR
NEW YORK, NY 10022
Assignment: 8
Reel/Frame:024877/0773   Pages: 3
Recorded: 08/24/2010
Attorney Dkt #:100717-809 WCG
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BACKER, WERNER
Exec Dt:
06/27/2010
2
SOMMERFELD, SVEN
Exec Dt:
06/27/2010
3
MUTTER, MARTINA
Exec Dt:
07/21/2010
4
ALBUQUERQUE DE JESUS ROSA, PAULA ALEXANDRA
Exec Dt:
07/12/2010
5
DOS SANTOS AIRES-BAROSL, MARIA RAQUEL MURIAS, PROF
Exec Dt:
07/13/2010
6
DA MATA PIRES DE AZEVEDO, ANA MARGARIDA NUNES, DR.
Exec Dt:
07/13/2010
Assignee
1
BAYER TECHNOLOGY SERVICES GMBH
BUILDING Q 18
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100331530
12919084
Correspondence name and address
GERSTENZANG, WILLIAM C. NORRIS MCLAUGHLI
875 THIRD AVE, 8TH FLOOR
NEW YORK, NY 10022
Assignment: 9
Reel/Frame:027167/0404   Pages: 8
Recorded: 11/03/2011
Attorney Dkt #:P025 00001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIRCHHOFF, JORG
Exec Dt:
03/15/2011
2
BACKER, WERNER
Exec Dt:
07/25/2011
3
FELLER, ROLF
Exec Dt:
07/20/2011
4
WAGNER, PAUL
Exec Dt:
03/28/2011
5
LOVEGROVE, JOHN
Exec Dt:
07/12/2011
6
PAUL, HANNS-INGOLF
Exec Dt:
03/21/2011
Assignee
1
LANXESS INTERNATIONAL SA
ROUTE LOUIS BRAILLE 12
GRANGES PACCOT, SWITZERLAND 1763
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9512240
US20120043687
13063227
Correspondence name and address
LANXESS CORPORATION
111 RIDC PARK WEST DRIVE
LAW & INTELLECTUAL PROPERTY DEPT.
PITTSBURGH, PA 15275-1112
Assignment: 10
Reel/Frame:030295/0963   Pages: 9
Recorded: 04/26/2013
Attorney Dkt #:P025 00011
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HANNS-INGOLF, PAUL
Exec Dt:
04/19/2013
2
FELLER, ROLF
Exec Dt:
04/19/2013
3
WAGNER, PAUL
Exec Dt:
04/18/2013
4
LOVEGROVE, JOHN
Exec Dt:
04/19/2013
5
KIRCHHOFF, JORG
Exec Dt:
04/19/2013
6
BACKER, WERNER
Exec Dt:
04/23/2013
Assignee
1
LANXESS INTERNATIONAL SA
ROUTE LOUIS BRAILLE 12, CH 1763
GRANGES PACCOT (CH), SWITZERLAND
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130203942
13635803
Correspondence name and address
MICHAEL A. MILLER
111 RIDC PARK WEST DRIVE
PITTSBURGH, PA 15275-1112
Assignment: 11
Reel/Frame:030440/0764   Pages: 10
Recorded: 05/17/2013
Attorney Dkt #:P025 00011
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNOR: HANNS-INGOLF, PAUL PREVIOUSLY RECORDED ON REEL 030295 FRAME 0963. ASSIGNOR(S) HEREBY CONFIRMS THE CORRECTIVE ASSIGNMENT PREVIOUSLY RECORDED UNDER REEL/FRAME 030295/0963 TO CORRECTLY INDICATE ASSIGNOR: PAUL, HANNS-INGOLF.
Assignors
1
PAUL, HANNS-INGOLF
Exec Dt:
04/19/2013
2
FELLER, ROLF
Exec Dt:
04/19/2013
3
WAGNER, PAUL
Exec Dt:
04/18/2013
4
LOVEGROVE, JOHN
Exec Dt:
04/19/2013
5
KIRCHHOFF, JORG
Exec Dt:
04/19/2013
6
BACKER, WERNER
Exec Dt:
04/23/2013
Assignee
1
LANXESS INTERNATIONAL SA
ROUTE LOUIS BRAILLE 12 CH-1763
GRANGES PACCOT, SWITZERLAND
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130203942
13635803
Correspondence name and address
MICHAEL A. MILLER
111 RIDC PARK WEST DRIVE
PITTSBURGH, PA 15275-1112
Assignment: 12
Reel/Frame:035359/0853   Pages: 9
Recorded: 04/08/2015
Attorney Dkt #:P025 00011N
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PAUL, HANNS-INGOLF
Exec Dt:
04/19/2013
2
FELLER, ROLF
Exec Dt:
04/19/2013
3
WAGNER, PAUL
Exec Dt:
04/18/2013
4
LOVEGROVE, JOHN
Exec Dt:
04/19/2013
5
KIRCHHOFF, JORG
Exec Dt:
04/19/2013
6
BACKER, WERNER
Exec Dt:
04/23/2013
Assignee
1
LANXESS INTERNATIONAL SA
ROUTE LOUIS BRAILLE 12
GRANGES PACCOT, SWITZERLAND CH-1763
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9834618
US20150203600
14603482
Correspondence name and address
LANXESS CORPORATION
111 RIDC PARK WEST DRIVE
PITTSBURGH, PA 15275-1112

Search Results as of: 05/10/2024 03:31 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