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Patent Assignment Assignor Details
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Assignor Name : BENGS, HOLGER
Total Assignments: 21
Assignment: 1
Reel/Frame:010663/0377   Pages: 2
Recorded: 03/13/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENGS, HOLGER
Exec Dt:
02/10/2000
2
SCHNELLER, ARNOLD
Exec Dt:
01/25/2000
3
BOHM, GITTE
Exec Dt:
01/20/2000
4
SCHUTH, SILKE
Exec Dt:
01/28/2000
5
GRANDE, JURGEN
Exec Dt:
02/21/2000
Assignee
1
AVENTIS RESEARCH & TECHNOLOGIES GMBH & CO KG
65926 FRANKFURT, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6313105
NONE
09462525
Correspondence name and address
CONNOLLY BOVE LODGE & HUTZ LLP
RICHARD M. BECK
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 2
Reel/Frame:010657/0411   Pages: 2
Recorded: 03/13/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENGS, HOLGER
Exec Dt:
02/20/2000
2
GRANDE, JURGEN
Exec Dt:
01/21/2000
3
BOHM, GITTE
Exec Dt:
01/20/2000
Assignee
1
AVENTIS RESEARCH & TECHNOLOGIES GMBH & CO KG
65926 FRANKFURT, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6323265
NONE
09462231
Correspondence name and address
CONNOLLY BOVE LODGE & HUTZ LLP
RICHARD M. BECK
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 3
Reel/Frame:010659/0035   Pages: 2
Recorded: 03/13/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENGS, HOLGER
Exec Dt:
02/20/2000
2
BOHM, GITTE
Exec Dt:
01/20/2000
Assignee
1
AVENTIS RESEARCH & TECHNOLOGIES GMBH & CO KG
65926 FRANKFURT, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6406530
NONE
09462524
Correspondence name and address
CONNOLLY BOVE LODGE & HUTZ LLP
RICHARD M. BECK
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 4
Reel/Frame:010893/0455   Pages: 3
Recorded: 06/12/2000
Conveyance: RE-RECORD TO CORRECT SERIAL NO. 09/462,522, PREVIOUSLY RECORDED AT REEL 010659, FRAME 0037.
Assignors
1
BENGS, HOLGER
Exec Dt:
02/20/2000
2
GRANDE, JURGEN
Exec Dt:
01/21/2000
Assignee
1
AVENTIS RESEARCH & TECHNOLOGIES GMBH & CO. KG
65926 FRANKFURT, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6565640
NONE
09462548
Correspondence name and address
CONNOLY BOVE LODGE & HUTZ LLP
RICHARD M. BECK
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 5
Reel/Frame:010752/0199   Pages: 3
Recorded: 04/14/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENGS, HOLGER
Exec Dt:
02/26/2000
2
GRANDE, JURGEN
Exec Dt:
02/09/2000
3
SCHNELLER, ARNOLD
Exec Dt:
02/07/2000
4
BOHM, GITTE
Exec Dt:
02/10/2000
Assignee
1
AVENTIS RESEARCH & TECHNOLOGIES GMBH & CO KG
65926 FRANKFURT, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6703048
NONE
09486357
Correspondence name and address
CONNOLLY BOVE LODGE & HUTZ LLP
ALLAN N. KUTZENCO
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 6
Reel/Frame:011505/0339   Pages: 11
Recorded: 02/02/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENGS, HOLGER
Exec Dt:
11/24/2000
2
SCHUTH, SILKE
Exec Dt:
11/24/2000
3
GRANDE, JURGEN
Exec Dt:
11/24/2000
4
BOHM, GITTE
Exec Dt:
11/24/2000
5
SCHNELLER, ARNOLD
Exec Dt:
11/24/2000
Assignee
1
AXIVA GMBH
D-65926 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6592897
NONE
09673072
Correspondence name and address
MARSHALL, O'TOOLE, GERSTEIN, MURRAY & ET
JAMES P. ZELLER
6300 SEARS TOWER
233 SOUTH WACKER DRIVE
CHICAGO, IL 60606-6402
Assignment: 7
Reel/Frame:012288/0595   Pages: 11
Recorded: 10/26/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENGS, HOLGER
Exec Dt:
03/07/2001
2
SCHOENFELD, AXEL
Exec Dt:
03/21/2001
3
BOEHM, GITTE
Exec Dt:
03/30/2001
4
WEIS, SIEGFRIED
Exec Dt:
03/14/2001
5
CLAUSS, JOACHIM
Exec Dt:
07/24/2001
Assignee
1
AVENTIS RESEARCH & TECHNOLOGIES, GMBH & CO. KG
D-65926 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6342300
NONE
09657326
Correspondence name and address
PEPPER HAMILTON LLP
CORINNE M. POULIQUEN
600 FOURTEENTH STREET, N.W.
WASHINGTON, DC 20005-2004
Assignment: 8
Reel/Frame:011850/0785   Pages: 3
Recorded: 05/29/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENGS, HOLGER
Exec Dt:
04/27/2001
2
GRANDE, JURGEN
Exec Dt:
04/26/2001
Assignee
1
CELANESE VENTURES GMBH
INDUSTRIEPART HOECHST K 801
D-65926 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6593470
NONE
09786141
Correspondence name and address
MARSHALL, O'TOOLE, GERSTEIN ET AL
JAMES P. ZELLER
6300 SEARS TOWER
233 SOUTH WACKER DRIVE
CHICAGO, ILLINOIS 60606-6402
Assignment: 9
Reel/Frame:012035/0578   Pages: 27
Recorded: 08/02/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENGS, HOLGER
Exec Dt:
05/18/2001
2
JACOBASCH, GISELA
Exec Dt:
06/19/2001
3
SCHMIEDL, DETLEF
Exec Dt:
07/13/2001
4
REISMEIER, JORG
Exec Dt:
05/05/2001
5
QUANZ, MARTIN
Exec Dt:
05/09/2001
6
QUANZ, MARTIN
Exec Dt:
05/09/2001
7
BAUERLEIN, MICHAEL
Exec Dt:
05/21/2001
8
PROVART, NICHOLAS
Exec Dt:
05/15/2001
Assignee
1
AVENTIS RESEARCH & TECHNOLOGIES,GMBH & CO KG
D-65926 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6696563
US20030004332
09741143
Correspondence name and address
PEPPER HAMILTON LLP
CORINNE M. POULIQUEN
600 FOURTEENTH STREET, N.W.
WASHINGTON, DC 20005-2004
Assignment: 10
Reel/Frame:011877/0102   Pages: 3
Recorded: 06/07/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENGS, HOLGER
Exec Dt:
05/22/2001
2
GRANDE, JURGEN
Exec Dt:
05/21/2001
Assignee
1
CELANESE VENTURES GMBH
K 801
INDUSTRIEPARK HOECHST
D-65926 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6562459
NONE
09786142
Correspondence name and address
MARSHALL, O'TOOLE, GERSTEIN, ET AL.
JAMES P. ZELLER
6300 SEARS TOWER
233 SOUTH WACKER DRIVE
CHICAGO, IL 60606-6402
Assignment: 11
Reel/Frame:011905/0786   Pages: 13
Recorded: 06/18/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENGS, HOLGER
Exec Dt:
05/25/2001
2
GRANDE, JURGEN
Exec Dt:
05/23/2001
3
SCHUTH, SILKE
Exec Dt:
06/01/2001
4
BOHM, GITTE
Exec Dt:
05/23/2001
5
SCHNELLER, ARNOLD
Exec Dt:
05/23/2001
6
BRUNNER, ANETTE
Exec Dt:
05/29/2001
Assignee
1
CELANESE VENTURES GMBH
INDUSTRIEPARK HOECHST, K 801
D-65926 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6723429
US20010051716
09795562
Correspondence name and address
MARSHALL, O'TOOLE, GERSTEIN, ET AL
SANDIP H. PATEL
6300 SEARS TOWER
233 SOUTH WACKER DRIVE
CHICAGO, ILLINOIS 60606-6402
Assignment: 12
Reel/Frame:012052/0937   Pages: 3
Recorded: 06/25/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENGS, HOLGER
Exec Dt:
05/27/2001
2
BRAUNAGEL, ALFRED
Exec Dt:
05/29/2001
Assignee
1
CELANESE VENTURES GMBH
K 801
INDUSTRIEPART HOECHST
65926 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6616935
NONE
09869220
Correspondence name and address
MARSHALL, O'TOOLE, GERSTEIN ET AL.
JAMES P. ZELLER
6300 SEARS TOWER
233 SOUTH WACKER DRIVE
CHICAGO, IL 60606-6402
Assignment: 13
Reel/Frame:012275/0380   Pages: 3
Recorded: 10/22/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENGS, HOLGER
Exec Dt:
08/01/2001
2
BRAUNAGEL, ALFRED
Exec Dt:
10/02/2001
Assignee
1
AVENTIS RESEARCH & TECHNOLOGIES GMBH & CO. KG
D-65926 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6746665
NONE
09869394
Correspondence name and address
PEPPER HAMILTON LLP
CORINNE M. POULIQUEN
600 FOURTEENTH STREET, N.W.
WASHINGTON, D.C. 20005-2004
Assignment: 14
Reel/Frame:012911/0456   Pages: 3
Recorded: 05/17/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENGS, HOLGER
Exec Dt:
08/01/2001
2
BRUNNER, ANETTE
Exec Dt:
08/01/2001
Assignee
1
AVENTIS RESEARCH & TECHNOLOGIES GMBH & CO KG
D-65926 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7097831
NONE
09869398
Correspondence name and address
KATTEN MUCHIN ZAVIS ET AL.
CHAD NETHERTON
525 WEST MONROE STREET
SUITE 1600, PATENT ADMINISTRATOR
CHICAGO, IL 60661-3693
Assignment: 15
Reel/Frame:013062/0094   Pages: 13
Recorded: 07/03/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENGS, HOLGER
Exec Dt:
08/01/2001
2
SCHNELLER, ARNOLD
Exec Dt:
08/01/2001
3
GRANDE, JURGEN
Exec Dt:
08/01/2001
4
SCHUTH, SILKE
Exec Dt:
08/17/2001
5
BOHM, GITTE
Exec Dt:
08/08/2001
6
BRAUNAGEL, ALFRED
Exec Dt:
10/02/2001
Assignee
1
AVENTIS RESEARCH & TECHNOLOGIES GMBH & CO. KG
D-65926 FRANKFURT AM MAIN
FRANKFURT AM MAIN, GERMANY 65926
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6548075
NONE
09869399
Correspondence name and address
KATTEN MUCHIN ZAVIS ROSENMAN
CHAD NETHERTON
PATENT ADMINISTRATOR
525 WEST MONROE STREET, SUITE 1600
CHICAGO, IL 60661-3693
Assignment: 16
Reel/Frame:012241/0658   Pages: 9
Recorded: 10/09/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENGS, HOLGER
Exec Dt:
08/30/2001
2
BOHM, GITTE
Exec Dt:
09/06/2001
3
GRANDE, JURGEN
Exec Dt:
09/01/2001
4
SCHUTH, SILKE
Exec Dt:
09/06/2001
Assignee
1
CELANESE VENTURES GMBH
D-65928 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020074283
09915917
Correspondence name and address
BANNER & WITCOFF, LTD.
PETER D. MCDERMOTT
28 STATE STREET
BOSTON, MA 02109
Assignment: 17
Reel/Frame:013492/0291   Pages: 2
Recorded: 11/13/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BENGS, HOLGER
Exec Dt:
09/14/2002
Assignee
1
ZOTZ, RAINER
WEIHERGASSE 1A
65203 WIESBADEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040022732
10148867
Correspondence name and address
CONNOLLY BOVE LODGE & HUTZ LLP
WILLIAM E. MCSHANE
1220 MARKET STREET
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 18
Reel/Frame:013763/0915   Pages: 7
Recorded: 02/19/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENGS, HOLGER
Exec Dt:
01/26/2003
2
TOMKA, IVAN
Exec Dt:
01/15/2003
3
MULLER, ROLF
Exec Dt:
01/27/2003
Assignee
1
CELANESE VENTURES GMBH
INDUSTRIEPART HOECHST
K 801
65926 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6908885
US20030185863
10258465
Correspondence name and address
MARSHALL, GERSTEIN & BORUN
JAMES P. ZELLER
6300 SEARS TOWER
233 SOUTH WACKER DRIVE
CHICAGO, IL 60606-6402
Assignment: 19
Reel/Frame:014324/0344   Pages: 9
Recorded: 07/29/2003
Conveyance: CORRECTIVE PREVIOUSLY RECORDED AT REEL 013763 FRAME 0915. (ASSIGNMENT OF ASSIGNOR'S INTEREST)
Assignors
1
BENGS, HOLGER
Exec Dt:
01/26/2003
2
TOMKA, IVAN
Exec Dt:
01/15/2003
3
MULLER, ROLF
Exec Dt:
01/27/2003
Assignee
1
CELANESE VENTURES GMBH
INDUSTRIEPARK HOECHST
K 801
FRANKFURT AM MAIN, GERMANY 65926
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6937902
US20030055462
10258645
Correspondence name and address
MARSHALL GERSTEIN & BORUN LLP
JAMES P. ZELLER
6300 SEARS TOWER
233 S. WACKER DRIVE
CHICAGO, IL 60606
Assignment: 20
Reel/Frame:015022/0507   Pages: 11
Recorded: 03/01/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENGS, HOLGER
Exec Dt:
01/26/2003
2
TOMKA, IVAN
Exec Dt:
01/15/2003
3
MULLER, ROLF
Exec Dt:
01/27/2003
Assignee
1
CELANESE VENTURES GMBH
INDUSTRIEPARK HOECHST
65926 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6908885
US20030185863
10258465
Correspondence name and address
MARSHALL, GERSTEIN & BORUN LLP
JAMES P. ZELLER
6300 SEARS TOWERS
233 SOUTH WACKER DRIVE
CHICAGO, IL 60606-6402
Assignment: 21
Reel/Frame:015096/0963   Pages: 9
Recorded: 08/31/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENGS, HOLGER
Exec Dt:
05/08/2004
2
JACOBASCH, GISELA
Exec Dt:
06/02/2004
3
SCHMIEDL, DETLEF
Exec Dt:
05/10/2004
Assignee
1
CELANESE VENTURES GMBH
65926 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6929815
US20030094172
10149185
Correspondence name and address
HAMILTON, BROOK, SMITH, ET AL.
STEVEN G. DAVIS
530 VIRGINIA ROAD
P.O. BOX 9133
CONCORD, MA 01742-9133

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