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Patent Assignment Assignee Details
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Assignee Name : EC ERDOLCHEMIE GMBH
Total Assignments: 15
Assignment: 1
Reel/Frame:003838/0827   Pages: 1
Recorded: 10/27/1980
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
SCHLEPPINGHOFF BERNHARD
Exec Dt:
09/19/1980
Assignee
1
EC ERDOLCHEMIE GMBH
A CORP. OF GERMANY
D-5000 KOELN 71, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4377393
NONE
06200700
Correspondence name and address
SPRUNG, FELE, HORN, LYNCH & KRAMER
600 THIRD AVE.
NEW YORK, NY 10016
Assignment: 2
Reel/Frame:003897/0244   Pages: 1
Recorded: 06/24/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KOHLER, HANS-DIETER
Exec Dt:
06/11/1981
2
SCHLEPPINGHOFF, BERNHARD
Exec Dt:
06/11/1981
Assignee
1
EC ERDOLCHEMIE GMBH
A GERMAN CORP.
KOELN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4330679
NONE
06276761
Correspondence name and address
SPRUNG, FELFE, HORN, LYNCH & KRAMER
600 THIRD AVENUE
NEW YORK, NY 10016
Assignment: 3
Reel/Frame:004012/0551   Pages: 1
Recorded: 06/04/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HERWIG, JENS
Exec Dt:
05/19/1982
2
SCHULWITZ, BRUNO
Exec Dt:
05/19/1982
3
SCHLEPPINGHOFF, BERNHARD
Exec Dt:
05/19/1982
4
SCHEEF, HANS-VOLKER
Exec Dt:
05/21/1982
5
LANGE, PETER M.
Exec Dt:
05/21/1982
Assignees
1
EC ERDOLCHEMIE GMBH
A CORP. OF GERMANY
KOELN, GERMANY
2
BAYER AKTIENGESELLSCHAFT
A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4409421
NONE
06385225
Correspondence name and address
SPRUNG, HORN, KRAMER & WOODS
600 THIRD AVE.
NEW YORK, NY 10016
Assignment: 4
Reel/Frame:004017/0273   Pages: 1
Recorded: 06/25/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SCHLEPPINGHOFF, BERNHARD
Exec Dt:
06/15/1982
2
REINHARDT, HORST
Exec Dt:
06/15/1982
3
TSCHORN, HERBERT
Exec Dt:
06/15/1982
Assignee
1
EC ERDOLCHEMIE GMBH
A CORP. OF GERMANY
KOELN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4431528
NONE
06392035
Correspondence name and address
SPRUNG, HORN, KRAMER & WOODS
600 THIRD AVE.
NEW YORK, NY 10016
Assignment: 5
Reel/Frame:004070/0757   Pages: 1
Recorded: 11/18/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SCHLEPPINGHOFF, BERNHARD
Exec Dt:
11/09/1982
2
BECKER, MARTIN
Exec Dt:
11/09/1982
Assignee
1
EC ERDOLCHEMIE GMBH
KOELN-WORRINGEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4503265
NONE
06442692
Correspondence name and address
SPRUNG, HORN, KRAMER & WOODS
600 THIRD AVENUE
NEW YORK, NY 10016
Assignment: 6
Reel/Frame:005114/0604   Pages: 1
Recorded: 10/25/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HERWIG, JENS
Exec Dt:
10/04/1988
2
BURGDORFER, HANS-HERIBERT
Exec Dt:
10/04/1988
3
WOLTJES, DIETER
Exec Dt:
10/06/1988
Assignees
1
EC ERDOLCHEMIE GMBH
KOELN-WORRINGEN, GERMANY
2
BAYER AKTIENGESELLSCHAFT
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4910046
NONE
07262554
Correspondence name and address
SPRUNG, HORN, KRAMER & WOODS
600 THIRD AVE.,
NEW YORK, NY 10016
Assignment: 7
Reel/Frame:006530/0235   Pages: 2
Recorded: 04/12/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BEUKE, BRIGITTE
Exec Dt:
04/02/1993
2
HERWIG, JENS
Exec Dt:
03/10/1993
3
NEEB, ERNST-FRIEDRICH
Exec Dt:
04/06/1993
4
PARIS, NIKOLAUS
Exec Dt:
04/02/1993
Assignee
1
EC ERDOLCHEMIE GMBH
KOELN 17
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5378668
NONE
08046045
Correspondence name and address
SPRUNG HORN KRAMER & WOODS
WILLIAM C. GERSTENZANG
1140 AVE. OF THE AMERICAS
NEW YORK CITY, NY 10036
Assignment: 8
Reel/Frame:006621/0141   Pages: 3
Recorded: 06/17/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BAYER AKTIENGESELLSCHAFT
Exec Dt:
06/02/1993
Assignee
1
EC ERDOLCHEMIE GMBH
EC 156-US-2
POSTFACH 752002, D-5000
KOLN, GERMANY 71
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5084070
NONE
07638138
Correspondence name and address
LEONARD HORN
660 WHITE PLAINS ROAD
TARRYTOWN, NY 10591-5144
Assignment: 9
Reel/Frame:008877/0320   Pages: 3
Recorded: 10/30/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HERWIG, JENS
Exec Dt:
10/04/1997
2
BISTER, HANS-JURGEN
Exec Dt:
10/06/1997
3
STUWE, ARND
Exec Dt:
10/08/1997
Assignee
1
EC ERDOLCHEMIE GMBH
ALTE STRASSE 201
D 50769 KOLN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5789643
NONE
08960910
Correspondence name and address
SPRUNG KRAMER SCHAEFER & BRISCOE
MR. WILLIAM C. GERSTENZANG
660 WHITE PLAINS ROAD
TARRYTOWN, NEW YORK 10591-5144
Assignment: 10
Reel/Frame:009408/0652   Pages: 2
Recorded: 08/21/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STUWE, ARND
Exec Dt:
06/13/1998
2
MICHEL, JORG-UWE
Exec Dt:
06/14/1998
3
BAUM, MATTHIAS
Exec Dt:
06/26/1998
4
KALEDAT, FRANZ
Exec Dt:
07/01/1998
Assignee
1
EC ERDOLCHEMIE GMBH
ALTE STRASSE 201
D-50769 KOLN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5969205
NONE
09137860
Correspondence name and address
CONNOLLY AND HUTZ
ROBERT G. MCMORROW, JR.
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 11
Reel/Frame:009728/0203   Pages: 2
Recorded: 01/26/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GRUB, JOACHIM
Exec Dt:
12/17/1998
2
VOLPRECHT, WERNER
Exec Dt:
12/17/1998
3
BAUM, MATTHIAS
Exec Dt:
12/18/1998
4
REIMER, ALFRED
Exec Dt:
12/17/1998
Assignee
1
EC ERDOLCHEMIE GMBH
ALTE STRASSE 201
D-50769 KOLN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6087299
NONE
09237113
Correspondence name and address
CONNOLLY AND HUTZ
ALLAN N. KUTZENCO
1220 MARKET STREET
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 12
Reel/Frame:010184/0238   Pages: 2
Recorded: 08/17/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STUWE, ARND
Exec Dt:
07/22/1999
2
LINNEMANN, JURGEN
Exec Dt:
07/22/1999
3
HERWIG, JENS
Exec Dt:
07/26/1999
4
GABEL, CHRISTIAN
Exec Dt:
07/22/1999
5
HOHMANN, BERND
Exec Dt:
07/22/1999
6
GRUB, JOACHIM
Exec Dt:
07/22/1999
Assignee
1
EC ERDOLCHEMIE GMBH
ALTE STRASSE 201
D-50769 KOLN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6175049
NONE
09375896
Correspondence name and address
CONNOLLY BOVE LODGE & HUTZ LLP
ALLAN N. KUTZENCO
1220 MARKET STREET
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 13
Reel/Frame:012521/0628   Pages: 3
Recorded: 01/29/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PRINZ, PETER
Exec Dt:
08/23/2001
2
SCHMITZ, JOSEF
Exec Dt:
08/23/2001
3
SCHUMMER, GUNTER
Exec Dt:
08/23/2001
4
STROBEL, RAINER
Exec Dt:
08/23/2001
5
STUWE, ARND
Exec Dt:
08/23/2001
Assignees
1
EC ERDOLCHEMIE GMBH
ALTE STRASSE 201
50769 COLOGNE, GERMANY
2
BAYER AG
ALTE STRASSE 201
D51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6541652
US20020087023
09916336
Correspondence name and address
FINNEGAN, HENDERSON, FARABOW, ET AL.
ERNEST F. CHAPMAN
1300 I STREET, N.W.
WASHINGTON, DC 20005-3315
Assignment: 14
Reel/Frame:012451/0391   Pages: 2
Recorded: 01/10/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GOHRT, AXEL
Exec Dt:
10/22/2001
2
GRUB, JOACHIM
Exec Dt:
10/22/2001
3
KAMINSKY, STEFAN
Exec Dt:
10/22/2001
4
MULLER, STEPHAN
Exec Dt:
10/22/2001
Assignee
1
EC ERDOLCHEMIE GMBH
ALTE STRASSE 201
50769 COLOGNE, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020095058
09974060
Correspondence name and address
FINNEGAN, HENDERSON, FARABOW ET AL
ERNEST F. CHAPMAN
1300 I STREET, N.W.
WASHINGTON, D.C. 20005-3315
Assignment: 15
Reel/Frame:012430/0759   Pages: 2
Recorded: 01/08/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GOHRT, AXEL
Exec Dt:
11/22/2001
2
KAMINSKY, STEFAN
Exec Dt:
11/27/2001
3
SCHWEGLER, BRIAN
Exec Dt:
11/15/2001
4
GRUB, JOACHIM
Exec Dt:
11/26/2001
5
MULLER, STEPHAN
Exec Dt:
11/30/2001
Assignees
1
EC ERDOLCHEMIE GMBH
ALTE STRASSE 201
50769 COLOGNE, GERMANY
2
BAYER AG
ALTE STRASSE 201
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020072638
09974059
Correspondence name and address
FINNEGAN HENDERSON FARABOW GARRETT &
DUNNER, L.L.P.
MR. ERNEST F. CHAPMAN
1300 I STREET, N.W.
WASHINGTON, D.C. 20005-3315

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