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Patent Assignment Assignor Details
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Assignor Name : SCHIFFHAUER, MARTIN
Total Assignments: 6
Assignment: 1
Reel/Frame:015678/0468   Pages: 3
Recorded: 08/16/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAHRENHOLTZ, JOCHEN
Exec Dt:
06/10/2004
2
WIMSCHNEIDER, ANDREA
Exec Dt:
06/11/2004
3
PIRKL, HANS-GEORG
Exec Dt:
07/01/2004
4
MULLER, HEINZ-HERBERT
Exec Dt:
06/09/2004
5
DRESELY, STEFAN
Exec Dt:
06/18/2004
6
BOLTON, JEFFREY
Exec Dt:
07/19/2004
7
SCHIFFHAUER, MARTIN
Exec Dt:
06/14/2004
8
WOLF, UDO
Exec Dt:
06/16/2004
9
SCHWEER, JOHANNES
Exec Dt:
06/17/2004
10
GERLACH, MARTIN
Exec Dt:
06/21/2004
Assignee
1
BAYER MATERIALSCIENCE AG
PATENTE UND LIZENZEN
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7662634
US20050003553
10845727
Correspondence name and address
BAYER MATERIALSCIENCE, LLC
PATENT DEPARTMENT
N. DENISE BROWN
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 2
Reel/Frame:021951/0702   Pages: 3
Recorded: 12/10/2008
Attorney Dkt #:100717-755 WCG
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STEIGMILLER, STEFAN, DR.
Exec Dt:
10/27/2008
2
TUPS, HANS, DR.
Exec Dt:
11/07/2008
3
SOMMER, KARSTEN
Exec Dt:
10/30/2008
4
DANSTEDT, SONJA
Exec Dt:
10/25/2008
5
SCHIFFHAUER, MARTIN
Exec Dt:
10/31/2008
6
SCHMIDT, SEBASTIAN, DR.
Exec Dt:
11/12/2008
7
KAULING, JOERG
Exec Dt:
10/29/2008
8
BRAUN, ARNDT
Exec Dt:
10/27/2008
Assignee
1
BAYER TECHNOLOGY SERVICES GMBH
LAW AND PATENTS
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8431089
US20090178495
12297831
Correspondence name and address
NORRIS, MCLAUGHLIN & MARCUS, PA
875 THIRD AVENUE
18TH FLOOR
NEW YORK, NY 10022
Assignment: 3
Reel/Frame:023756/0446   Pages: 6
Recorded: 01/11/2010
Attorney Dkt #:PO9167/BMS081107
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MULLER, HEINZ-HERBERT
Exec Dt:
12/10/2009
2
EHLERS, STEPHAN
Exec Dt:
12/22/2009
3
EHLERS, ANDREAS
Exec Dt:
12/01/2009
4
SCHLEMENAT, ARNULF
Exec Dt:
12/10/2009
5
SCHIFFHAUER, MARTIN
Exec Dt:
12/17/2009
Assignee
1
BAYER MATERIALSCIENCE AG
51368
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100137450
12621588
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 4
Reel/Frame:023766/0967   Pages: 6
Recorded: 01/11/2010
Attorney Dkt #:PO9167/BMS081107
Conveyance: CORRECTION TO ASSIGNMENT *501061251A*
Assignors
1
MULLER, HEINZ-HERBERT
Exec Dt:
12/10/2009
2
EHLERS, STEPHAN
Exec Dt:
12/22/2009
3
SCHLEMENAT, ANDREAS
Exec Dt:
12/01/2009
4
WERNER, ARNULF
Exec Dt:
12/10/2009
5
SCHIFFHAUER, MARTIN
Exec Dt:
12/17/2009
Assignee
1
BAYER MATERIALSCIENCE AG
51368
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100137450
12621588
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 5
Reel/Frame:031658/0203   Pages: 26
Recorded: 11/22/2013
Attorney Dkt #:100717-885 WCG
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STEIGMILLER, STEFAN, DR.
Exec Dt:
08/22/2013
2
TUPS, HANS, DR.
Exec Dt:
08/23/2013
3
SOMMER, KARSTEN
Exec Dt:
08/29/2013
4
DANSTEDT, SONJA
Exec Dt:
11/11/2013
5
SCHIFFHAUER, MARTIN
Exec Dt:
10/03/2013
6
SCHMIDT, SEBASTIAN, DR.
Exec Dt:
08/15/2013
7
KAULING, JOERG
Exec Dt:
10/09/2013
8
BRAUN, ARNDT
Exec Dt:
10/07/2013
Assignee
1
BAYER TECHNOLOGY SERVICES GMBH
ALFRED-NOBEL-STRASSE 10
MONHEIM, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8647592
US20130295600
13848174
Correspondence name and address
GERSTENZANG, WILLIAM C.
NORRIS MCLAUGHLIN & MARCUS P.A.
875 THIRD AVENUE, 8TH FLOOR
NEW YORK, NY 10022
Assignment: 6
Reel/Frame:060503/0648   Pages: 15
Recorded: 07/14/2022
Attorney Dkt #:2019P30202WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MERKEL, MICHAEL
Exec Dt:
01/17/2022
2
EHRIG, MARTIN
Exec Dt:
01/21/2022
3
KOBYLKA, MANFRED
Exec Dt:
01/17/2022
4
LEHNER, PETER
Exec Dt:
07/12/2022
5
LODDENKEMPER, TIM
Exec Dt:
01/17/2022
6
SCHIFFHAUER, MARTIN
Exec Dt:
03/31/2022
Assignee
1
COVESTRO INTELLECTUAL PROPERTY GMBH & CO. KG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220380303
17762520
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205

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