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Patent Assignment Assignor Details
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Assignor Name : SZENTIVANYI, ZSOLT
Total Assignments: 21
Assignment: 1
Reel/Frame:004298/0199   Pages: 1
Recorded: 08/08/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BUDING, HARTMUTH
Exec Dt:
07/19/1984
2
KONIGSHOFEN, HEINRICH
Exec Dt:
07/19/1984
3
SZENTIVANYI, ZSOLT
Exec Dt:
07/19/1984
4
THORMER, JOACHIM
Exec Dt:
07/19/1984
Assignee
1
BAYER AKTIENGESELLSCHAFT A CORP OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4581417
NONE
06638954
Correspondence name and address
CONNOLLY AND HUTZ
P. O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 2
Reel/Frame:004321/0431   Pages: 1
Recorded: 10/04/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BUDING, HARTMUTH
Exec Dt:
09/17/1984
2
SZENTIVANYI, ZSOLT
Exec Dt:
09/17/1984
3
THORMER, JOACHIM
Exec Dt:
09/17/1984
Assignee
1
BAYER AKTIENGESELLSCHAFT, A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4565614
NONE
06657536
Correspondence name and address
CONNOLLY & HUTZ
P. O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 3
Reel/Frame:004326/0652   Pages: 1
Recorded: 10/17/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BUDING, HARTMUTH
Exec Dt:
10/01/1984
2
KONIGSHOFEN, HEINRICH
Exec Dt:
10/01/1984
3
SZENTIVANYI, ZSOLT
Exec Dt:
10/01/1984
4
THORMER, JOACHIM
Exec Dt:
10/01/1984
Assignee
1
BAYER AKTIENGESELLSCHAFT, A GERMAN CORP.
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4675248
NONE
06661941
Correspondence name and address
CONNOLLY AND HUTZ
P. O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 4
Reel/Frame:004340/0142   Pages: 1
Recorded: 11/29/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BUDING, HARTMUTH
Exec Dt:
11/16/1984
2
KONIGSHOFEN, HEINRICH
Exec Dt:
11/16/1984
3
SZENTIVANYI, ZSOLT
Exec Dt:
11/16/1984
4
THORMER, JOACHIM
Exec Dt:
11/16/1984
Assignee
1
BAYER AKTIENGESELLSCHAFT
A GERMAN CORP.
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4576992
NONE
06676486
Correspondence name and address
CONNOLLY AND HUTZ
P.O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 5
Reel/Frame:004441/0755   Pages: 1
Recorded: 08/06/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BUYSCH, HANS-JOSEF
Exec Dt:
07/19/1985
2
WITT, JOSEF
Exec Dt:
07/19/1985
3
SZENTIVANYI, ZSOLT
Exec Dt:
07/19/1985
Assignee
1
BAYER AKTIENGESELLSCHAFT, LEVERKUSEN, GERMANY, A CORP OF GERMANY
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4633016
NONE
06762850
Correspondence name and address
CONNOLLY AND HUTZ
P. O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 6
Reel/Frame:004443/0243   Pages: 1
Recorded: 08/07/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BUYSCH, HANS-JOSEF
Exec Dt:
07/19/1985
2
SZENTIVANYI, ZSOLT
Exec Dt:
07/19/1985
3
WITTE, JOSEF
Exec Dt:
07/19/1985
Assignee
1
BAYER ATIENGESELLSCHAFT, LEVERKUSEN, GERMANY, A CORP. OF GEMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4654387
NONE
06763393
Correspondence name and address
CONNOLLY AND HUTZ
P. O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 7
Reel/Frame:004450/0737   Pages: 1
Recorded: 08/28/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BUDING, HARTMUTH
Exec Dt:
08/09/1985
2
SZENTIVANYI, ZSOLT
Exec Dt:
08/09/1985
3
THORMER, JOACHIM
Exec Dt:
08/09/1985
Assignee
1
BAYER AKTIENGESELLSCHAFT, A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4647627
NONE
06770103
Correspondence name and address
CONNOLLY AND HUTZ
P. O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 8
Reel/Frame:004540/0294   Pages: 1
Recorded: 04/14/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KONIGSHOFEN, HEINRICH
Exec Dt:
03/27/1986
2
SZENTIVANYI, ZSOLT
Exec Dt:
03/27/1986
Assignee
1
BAYER AKTIENGESELLSCHAFT, A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4720433
NONE
06851214
Correspondence name and address
CONNOLLY AND HUTZ
P. O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 9
Reel/Frame:004728/0281   Pages: 1
Recorded: 05/26/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
OBRECHT, WERNER
Exec Dt:
05/07/1987
2
GOOSSENS, JOHN
Exec Dt:
05/07/1987
3
MIRZA, JEAN
Exec Dt:
05/07/1987
4
PABST, JURGEN
Exec Dt:
05/07/1987
5
THORMER, JOACHIM
Exec Dt:
05/07/1987
6
SZENTIVANYI, ZSOLT
Exec Dt:
05/07/1987
Assignee
1
BAYER AKTIENGESELLSCHAFT, A GERMAN CORP
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4826721
NONE
07053869
Correspondence name and address
CONNOLLY AND HUTZ
P.O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 10
Reel/Frame:004793/0894   Pages: 1
Recorded: 10/02/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HOHN, JOHANN
Exec Dt:
09/14/1987
2
MERSMANN, FRANZ-JOSEF
Exec Dt:
09/14/1987
3
OBRECHT, WERNER
Exec Dt:
09/14/1987
4
SZENTIVANYI, ZSOLT
Exec Dt:
09/14/1987
Assignee
1
BAYER AKTIENGESELLSCHAFT, LEVERKUSEN, GERMANY, A CORP. OF GERMANY
DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4791172
NONE
07103661
Correspondence name and address
CONNOLLY AND HUTZ
P. O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 11
Reel/Frame:004823/0472   Pages: 1
Recorded: 01/11/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BUYSCH, HANS-JOSEF
Exec Dt:
12/21/1987
2
SZENTIVANYI, ZSOLT
Exec Dt:
12/21/1987
3
BRASSAT, BERT
Exec Dt:
12/21/1987
4
OPPENHEIMER-STIX, CHRISTIANE
Exec Dt:
12/21/1987
Assignee
1
BAYER AKTIENGESELLSCHAFT, A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4897436
NONE
07141960
Correspondence name and address
CONNOLLY AND HUTZ
POST OFFICE BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 12
Reel/Frame:005227/0854   Pages: 1
Recorded: 02/05/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SZENTIVANYI, ZSOLT
Exec Dt:
01/15/1990
2
OBRECHT, WERNER
Exec Dt:
01/19/1990
3
WASSEN, JURGEN
Exec Dt:
01/19/1990
Assignee
1
BAYER AKTIENGESELLSCHAFT, A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4963621
NONE
07475248
Correspondence name and address
CONNOLLY AND HUTZ
P. O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 13
Reel/Frame:005347/0704   Pages: 2
Recorded: 06/11/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
THORMER, JOACHIM
Exec Dt:
05/25/1990
2
ROHDE, ERNST
Exec Dt:
05/25/1990
3
SZENTIVANYI, ZSOLT
Exec Dt:
05/25/1990
Assignee
1
BAYER AKTIENGESELLSCHAFT
A CORP OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5013783
NONE
07536323
Correspondence name and address
CONNOLLY AND HUTZ
P. O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 14
Reel/Frame:015240/0543   Pages: 2
Recorded: 04/19/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GUERIN, FREDERIC
Exec Dt:
01/21/2001
2
GUO, SHARON X.
Exec Dt:
09/21/2001
3
SZENTIVANYI, ZSOLT
Exec Dt:
09/21/2001
Assignee
1
BAYER AKTIENGESELLSCHAFT
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6780939
US20030088035
10167289
Correspondence name and address
BAYER POLYMERS LLC
DONNA J. VEATCH
100 BAYER ROAD
PATENT DEPARTMENT
PITTSBURGH, PA 15205-9741
Assignment: 15
Reel/Frame:018160/0059   Pages: 4
Recorded: 08/23/2006
Attorney Dkt #:MO6989/PS1098
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE REMOVE INVENTORS GUERIN AND GUO FROM THE ASSIGNMENT PREVIOUSLY RECORDED ON REEL 015240 FRAME 0543. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT FROM INVENTOR SZENTIVANYI.
Assignor
1
SZENTIVANYI, ZSOLT
Exec Dt:
09/21/2001
Assignee
1
BAYER AKTIENGESELLSCHAFT
D-51368
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6780939
US20030088035
10167289
Correspondence name and address
JENNIFER R. SENG
111 RIDC PARK WEST DRIVE
LAW & INTELLECTUAL PROPERTY DEPARTMENT
PITTSBURGH, PA 15275-1112
Assignment: 16
Reel/Frame:024665/0548   Pages: 2
Recorded: 07/12/2010
Attorney Dkt #:MO6989D2/D3
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SZENTIVANYI, ZSOLT
Exec Dt:
09/21/2001
Assignee
1
BAYER AKTIENGESELLSCHAFT
_
LEVERKUSEN, GERMANY D-51368
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
7919563
US20100240848
12791048
 
7951875
US20100240838
12791088
Correspondence name and address
JENNIFER R. SENG
111 RIDC PARK WEST DRIVE
PITTSBURGH, PA 15275-1112
Assignment: 17
Reel/Frame:021346/0077   Pages: 4
Recorded: 08/06/2008
Attorney Dkt #:PO-7781D/LEA 35,909D
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ACHTEN, DIRK
Exec Dt:
10/21/2003
2
KLIMPEL, MICHAEL
Exec Dt:
10/27/2003
3
BARRIAU, EMILIE
Exec Dt:
11/25/2003
4
REIF, LOTHAR
Exec Dt:
10/27/2003
5
MOTTWEILER, RENKE
Exec Dt:
10/30/2003
6
BERG, HEINRICH
Exec Dt:
10/30/2003
7
SZENTIVANYI, ZSOLT
Exec Dt:
10/22/2003
8
GLANDER, STEFAN
Exec Dt:
12/15/2003
Assignee
1
LANXESS DEUTSCHLAND GMBH
D-51368
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7825193
US20070078229
11607535
Correspondence name and address
JENNIFER R. SENG
111 RIDC PARK WEST DRIVE
LAW & INTELLECTUAL PROPERTY DEPARTMENT
PITTSBURGH, PA 15275-1112
Assignment: 18
Reel/Frame:021482/0815   Pages: 29
Recorded: 09/04/2008
Attorney Dkt #:PO7781D/LEA35909
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE NAME TO BAYER AG PREVIOUSLY RECORDED ON REEL 021346 FRAME 0077. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT TO BAYER AG AND THE SUBSEQUENT ASSIGNMENT TO LANXESS DEUTSCHLAND GMBH.
Assignors
1
ACHTEN, DIRK
Exec Dt:
10/21/2003
2
KLIMPEL, MICHAEL
Exec Dt:
10/27/2003
3
BARRIAU, EMILIE
Exec Dt:
11/25/2003
4
REIF, LOTHAR
Exec Dt:
10/27/2003
5
MOTTWEILER, RENKE
Exec Dt:
10/30/2003
6
BERG, HEINRICH
Exec Dt:
10/30/2003
7
SZENTIVANYI, ZSOLT
Exec Dt:
10/22/2003
8
GLANDER, STEFAN
Exec Dt:
12/15/2003
Assignee
1
LANXESS DEUTSCHLAND GMBH
D-51368
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7825193
US20070078229
11607535
Correspondence name and address
JENNIFER R. SENG
111 RIDC PARK WEST DRIVE
PITTSBURGH, PA 15275-1112
Assignment: 19
Reel/Frame:025118/0746   Pages: 4
Recorded: 10/11/2010
Attorney Dkt #:7781D2 TO BAYER AG
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ACHTEN, DIRK
Exec Dt:
10/21/2003
2
KLIMPEL, MICHAEL
Exec Dt:
10/27/2003
3
BARRIAU, EMILIE
Exec Dt:
11/25/2003
4
REIF, LOTHAR
Exec Dt:
10/27/2003
5
MOTTWEILER, RENKE
Exec Dt:
10/30/2003
6
BERG, HEINRICH
Exec Dt:
10/30/2003
7
SZENTIVANYI, ZSOLT
Exec Dt:
10/22/2003
8
GLANDER, STEFAN
Exec Dt:
12/15/2003
Assignee
1
BAYER AKTIENGESELLSCHAFT
D-51368
PATENTE AND LIZENZEN
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7977431
US20110015360
12888461
Correspondence name and address
LANXESS CORPORATION
111 RIDC PARK WEST DRIVE
LAW & INTELLECTUAL PROPERTY DEPARTMENT
PITTSBURGH, PA 15275
Assignment: 20
Reel/Frame:015897/0528   Pages: 3
Recorded: 10/12/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ACHTEN, DIRK
Exec Dt:
09/01/2004
2
WARSITZ, RAFAEL
Exec Dt:
08/05/2004
3
DUDZIAK, GREGOR
Exec Dt:
09/09/2004
4
MERSMANN, FRANZ-JOSEF
Exec Dt:
09/09/2004
5
SZENTIVANYI, ZSOLT
Exec Dt:
09/09/2004
6
PASK, STEPHEN
Exec Dt:
09/22/2004
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7071292
US20050197486
10962801
Correspondence name and address
LANXESS CORPORATION
JENNIFER R. SENG
LAW & INTELLECTURAL PROPERTY DEPT.
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 21
Reel/Frame:016207/0851   Pages: 2
Recorded: 05/09/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ACHTEN, DIRK
Exec Dt:
03/29/2005
2
WARSITZ, RAFAEL
Exec Dt:
03/30/2005
3
DUDZIAK, GREGOR
Exec Dt:
05/04/2005
4
MERSMANN, FRANZ-JOSEF
Exec Dt:
04/07/2005
5
PASK, STEPHEN 04072005
Exec Dt:
04/07/2005
6
SZENTIVANYI, ZSOLT
Exec Dt:
04/26/2005
Assignee
1
BAYER AKTIENGESELLSCHAFT
D 51368 LEVERKUSEN
PATENTE UND LIZENZEN
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7071292
US20050197486
10962801
Correspondence name and address
JENNIFER R. SENG
LANXESS CORPORATION
111 RIDC PARK WEST DRIVE
LAW & INTELLECTUAL PROPERTY DEPARTMENT
PITTSBURGH, PA 15275-1112

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