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Patent Assignment Assignor Details
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Assignor Name : PETZOLDT, JOACHIM
Total Assignments: 41
Assignment: 1
Reel/Frame:006436/0770   Pages: 2
Recorded: 02/25/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SIRINYAN, KIRKOR
Exec Dt:
01/20/1993
2
PETZOLDT, JOACHIM
Exec Dt:
01/21/1993
3
HENNING, WOLFGANG
Exec Dt:
01/26/1993
Assignee
1
BAYER AKTIENGESELLSCHAFT
KONZERNVERWALTUNG RP, PATENTABTEILUNG
509 LEVERKUSEN BAYERWERK, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5342890
NONE
08023233
Correspondence name and address
DONNA J. VEATCH
MILES INC.
PATENT DEPT.
MOBAY ROAD
PITTSBURGH, PA 15205
Assignment: 2
Reel/Frame:006550/0313   Pages: 2
Recorded: 05/19/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WAMPRECHT, CHRISTIAN
Exec Dt:
04/13/1993
2
HENNING, WOLFGANG
Exec Dt:
04/28/1993
3
PETZOLDT, JOACHIM
Exec Dt:
04/19/1993
4
MEIXNER, JURGEN
Exec Dt:
04/14/1993
Assignee
1
BAYER AKTIENGESSELLSCHAFT
PATENTABEILUNG
509 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5319056
NONE
08064614
Correspondence name and address
DONNA J. VEATCH
MILES INC.
PATENT DEPT.
MOBAY ROAD
PITTSBURGH, PA 15205
Assignment: 3
Reel/Frame:008950/0832   Pages: 2
Recorded: 12/11/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MULLER, HANNS-PETER
Exec Dt:
11/10/1997
2
GRUTTMANN, HORST
Exec Dt:
11/10/1997
3
CASSELMANN, HOLGER
Exec Dt:
11/19/1997
4
MULLER, HEINO
Exec Dt:
11/11/1997
5
PETZOLDT, JOACHIM
Exec Dt:
11/11/1997
6
BOCK, MANFRED
Exec Dt:
11/12/1997
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENT UND LIZENZEN
KONZERNBEREICH RP
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5965195
NONE
08989065
Correspondence name and address
BAYER CORPORATION
DONNA J. VEATCH
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205
Assignment: 4
Reel/Frame:010145/0893   Pages: 2
Recorded: 02/12/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAUSMANN, HEINZ
Exec Dt:
01/12/1999
2
PETZOLDT, JOACHIM
Exec Dt:
01/15/1999
3
DEDERICHS, REINHOLD
Exec Dt:
01/15/1999
4
SPRINGER, ELKE
Exec Dt:
01/14/1999
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENT UND LIZENZEN
KONZERNBEREICH RP
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6120903
NONE
09242316
Correspondence name and address
BAYER CORPORATION
NOLAND J. CHEUNG
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205
Assignment: 5
Reel/Frame:009811/0443   Pages: 2
Recorded: 03/05/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KONIG, EBERHARD
Exec Dt:
01/20/1999
2
MULLER, HEINO
Exec Dt:
01/22/1999
3
BLUM, HARALD
Exec Dt:
01/20/1999
4
PETZOLDT, JOACHIM
Exec Dt:
01/22/1999
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENT UND LIZENZEN
KONZERNBEREICH RP
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6187860
NONE
09262858
Correspondence name and address
BAYER CORPORATION
THOMAS W. ROY
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205
Assignment: 6
Reel/Frame:010159/0379   Pages: 2
Recorded: 08/05/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IRLE, CHRISTOPH
Exec Dt:
06/25/1999
2
BLUM, HARALD
Exec Dt:
07/05/1999
3
PETZOLDT, JOACHIM
Exec Dt:
06/28/1999
4
MULLER, HEINO
Exec Dt:
06/28/1999
Assignee
1
BAYER AKTIENGESELLSCHAFT
KONZERNBEREICH RP PATENT UND LIZENZEN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6139918
NONE
09368709
Correspondence name and address
BAYER CORPORATION
THOMAS W. ROY
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 7
Reel/Frame:010170/0040   Pages: 2
Recorded: 08/11/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IRLE, CHRISTOPH
Exec Dt:
06/25/1999
2
BLUM, HARALD
Exec Dt:
07/05/1999
3
PETZOLDT, JOACHIM
Exec Dt:
06/28/1999
4
MULLER, HEINO
Exec Dt:
06/28/1999
Assignee
1
BAYER AKTIENGESELLSCHAFT KONZERNBEREICH RP
PATENT UND LIZENZEN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6380342
US20020002237
09371822
Correspondence name and address
BAYER CORPORATION
THOMAS W. ROY
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 8
Reel/Frame:011020/0626   Pages: 2
Recorded: 07/24/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MULLER, HANNS-PETER
Exec Dt:
07/03/2000
2
GRUTTMANN, HORST
Exec Dt:
07/12/2000
3
PETZOLDT, JOACHIM
Exec Dt:
07/03/2000
4
MULLER, HEINO
Exec Dt:
07/17/2000
5
MEIXNER, JURGEN
Exec Dt:
07/04/2000
6
KUREK, GERALD
Exec Dt:
07/10/2000
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6482885
NONE
09628875
Correspondence name and address
BAYER CORPORATION
THOMAS W. ROY
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 9
Reel/Frame:011509/0042   Pages: 2
Recorded: 01/25/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLUM, HARALD
Exec Dt:
12/04/2000
2
MEIXNER, JURGEN
Exec Dt:
12/05/2000
3
MULLER, HEINO
Exec Dt:
12/06/2000
4
PETZOLDT, JOACHIM
Exec Dt:
12/06/2000
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20010014715
09770027
Correspondence name and address
BAYER CORPORATION
THOMAS W. ROY
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 10
Reel/Frame:011685/0184   Pages: 2
Recorded: 03/05/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MULLER, HANNS-PETER
Exec Dt:
02/01/2001
2
GRUTTMANN, HORST
Exec Dt:
02/01/2001
3
PETZOLDT, JOACHIM
Exec Dt:
02/05/2001
4
MULLER, HEINO
Exec Dt:
02/05/2001
5
IRLE, CHRISTOPH
Exec Dt:
02/07/2001
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6903156
US20010029279
09799238
Correspondence name and address
BAYER CORPORATION
THOMAS W. ROY
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 11
Reel/Frame:012266/0173   Pages: 3
Recorded: 08/24/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLUM, HARALD
Exec Dt:
07/23/2001
2
MEIXNER, JURGEN
Exec Dt:
07/10/2001
3
MULLER, HEINO
Exec Dt:
07/13/2001
4
PETZOLDT, JOACHIM
Exec Dt:
07/13/2001
Assignee
1
BAYER AKTRIENGESELLSCHAFT
PATENT UND LIZENZEN
KONZERNBEREICH RP
D-51368 LEVERKUSEN,, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6610779
NONE
09914169
Correspondence name and address
BAYER CORPORATION
THOMAS W. ROY
100 BAYER ROAD
PATENT DEPT.
PITTSBURGH, PA 15205-9741
Assignment: 12
Reel/Frame:012492/0051   Pages: 2
Recorded: 01/15/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MELCHIORS, MARTIN
Exec Dt:
10/16/2001
2
IRLE, CHRISTOPH
Exec Dt:
10/18/2001
3
PETZOLDT, JOACHIM
Exec Dt:
10/17/2001
4
MULLER, HEINO
Exec Dt:
10/17/2001
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020165334
09928853
Correspondence name and address
BAYER CORPORATION
THOMAS W. ROY
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 13
Reel/Frame:012547/0712   Pages: 2
Recorded: 01/22/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PETZOLDT, JOACHIM
Exec Dt:
11/28/2001
2
MULLER, HEINO
Exec Dt:
11/28/2001
Assignee
1
BAYER AKTIENGESELLSCHAFT
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6827983
US20020107336
09960034
Correspondence name and address
BAYER CORP.
THOMAS W. ROY
100 BAYER ROAD
PATENT DEPT.
PITTSBURGH, PA 15205-9741
Assignment: 14
Reel/Frame:013255/0485   Pages: 2
Recorded: 08/27/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WAMPRECHT, CHRISTIAN
Exec Dt:
06/14/2002
2
BAUMBACH, BEATE
Exec Dt:
06/18/2002
3
MULLER, HEINO
Exec Dt:
06/19/2002
4
PETZOLDT, JOACHIM
Exec Dt:
06/18/2002
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20030119977
10220070
Correspondence name and address
BAYER CORPORATION
THOMAS W. ROY
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 15
Reel/Frame:013255/0503   Pages: 2
Recorded: 08/27/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WAMPRECHT, CHRISTIAN
Exec Dt:
06/14/2002
2
BAUMBACH, BEATE
Exec Dt:
06/18/2002
3
MUELLER, HEINO
Exec Dt:
06/19/2002
4
PETZOLDT, JOACHIM
Exec Dt:
06/18/2002
Assignee
1
BAYER AKTIENGESELLSCHAFT
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20030114578
10220092
Correspondence name and address
BAYER CORPORATION
DONNA J. VEATCH
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 16
Reel/Frame:013257/0982   Pages: 2
Recorded: 08/27/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BAUMBACH, BEATE
Exec Dt:
06/18/2002
2
WAMPRECHT, CHRISTIAN
Exec Dt:
06/14/2002
3
MULLER, HEINO
Exec Dt:
06/19/2002
4
PETZOLDT, JOACHIM
Exec Dt:
06/18/2002
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20030109627
10204951
Correspondence name and address
BAYER CORP.
THOMAS W. ROY
100 BAYER RD.
PATENT DEPT.
PITTSBURGH, PA 15205-9741
Assignment: 17
Reel/Frame:013353/0943   Pages: 2
Recorded: 10/03/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KONIG, EBERHARD
Exec Dt:
08/28/2002
2
MAZANEK, JAN
Exec Dt:
08/09/2002
3
MULLER, HEINO
Exec Dt:
08/14/2002
4
PETZOLDT, JOACHIM
Exec Dt:
08/12/2002
Assignee
1
BAYER AKTIENGESELLSCHAFT
LEVERKUSEN, GERMANY D-51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6716910
US20030045631
10192446
Correspondence name and address
BAYER CORPORATION
THOMAS W. ROY
100 BAYER ROAD
PATENT DEPARTMENT
PITTSBURGH, PA 15205-9741
Assignment: 18
Reel/Frame:013478/0070   Pages: 2
Recorded: 11/07/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GERTZMANN, ROLF
Exec Dt:
10/02/2002
2
PETZOLDT, JOACHIM
Exec Dt:
10/08/2002
3
MUELLER, HEINO
Exec Dt:
10/14/2002
4
IRLE, CHRISTOPH
Exec Dt:
10/18/2002
Assignee
1
BAYER AKTIENGESELLSCHAFT
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6831126
US20030094592
10289806
Correspondence name and address
BAYER CORPORATION
DONNA J. VEATCH
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741
Assignment: 19
Reel/Frame:013978/0543   Pages: 2
Recorded: 04/11/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAZANEK, JAN
Exec Dt:
03/26/2003
2
MAGER, DIETER
Exec Dt:
03/26/2003
3
PETZOLDT, JOACHIM
Exec Dt:
03/27/2003
4
MUELLER, HEINO
Exec Dt:
03/28/2003
Assignee
1
BAYER AKTIENGESELLSCHAFT
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7049367
US20030199632
10411902
Correspondence name and address
BAYER POLYMERS LLC
KAREN LOCKHART
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 20
Reel/Frame:015485/0976   Pages: 3
Recorded: 06/16/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MUNZMAY, THOMAS
Exec Dt:
04/13/2004
2
MAZANEK, JAN
Exec Dt:
04/13/2004
3
MEIXNER, JURGEN
Exec Dt:
04/19/2004
4
PETZOLDT, JOACHIM
Exec Dt:
04/19/2003
5
MULLER, HEINO
Exec Dt:
04/19/2004
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040260014
10869110
Correspondence name and address
BAYER POLYMERS LLC
GARY F. MATZ
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 21
Reel/Frame:014174/0477   Pages: 3
Recorded: 06/10/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GURTLER, CHRISTOPH
Exec Dt:
04/30/2003
2
MAZANCK, JAN
Exec Dt:
04/30/2003
3
PETZOLDT, JOACHIM
Exec Dt:
05/06/2003
4
KLIMMASCH, THOMAS
Exec Dt:
05/07/2003
5
MULLER, HEINO
Exec Dt:
05/06/2003
Assignee
1
BAYER AKTIENGESELLSCHAFT
GERMANY D 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20030236360
10459033
Correspondence name and address
BAYER POLYMERS LLC
JOSEPH C. GIL
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 22
Reel/Frame:014176/0775   Pages: 2
Recorded: 06/10/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GURTLER, CHRISTOPH
Exec Dt:
04/30/2003
2
MAZANEK, JAN
Exec Dt:
04/30/2003
3
PETZOLDT, JOACHIM
Exec Dt:
05/06/2003
4
MULLER, HEINO
Exec Dt:
05/06/2003
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7026428
US20030232953
10458663
Correspondence name and address
BAYER POLYMERS LLC
JOSEPH C. GIL
100 BAYER ROAD
PATENT DEPT.
PITTSBURGH, PA 15205-9741
Assignment: 23
Reel/Frame:014397/0557   Pages: 2
Recorded: 08/11/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GERTZMANN, ROLF
Exec Dt:
05/27/2003
2
PETZOLDT, JOACHIM
Exec Dt:
05/28/2003
3
MULLER, HEINO
Exec Dt:
05/28/2003
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040034146
10638853
Correspondence name and address
BAYER POLYMERS LLC
JOSEPH C. GIL
100 BAYER RAOD
PATENT DEPARTMENT
PITTSBURGH, PA 15205-9741
Assignment: 24
Reel/Frame:014778/0148   Pages: 4
Recorded: 12/08/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
THIEBES, CHRISTOPHER
Exec Dt:
07/31/2003
2
FUSSEL, CHRISTIAN
Exec Dt:
08/13/2003
3
HELPAAP, REINHARD
Exec Dt:
07/31/2003
4
BAUMBACH, BEATE
Exec Dt:
08/13/2003
5
PETZOLDT, JOACHIM
Exec Dt:
09/03/2003
6
DANIELMEIER, KARSTEN
Exec Dt:
09/08/2003
Assignees
1
BAYER AKTIENGESELLSCHAFT
KONZEMBEREICH RP
PATENTE UND LIZENZEN
LEVERKUSEN, GERMANY D-51368
2
BAYER POLYMERS LLC
100 BAYER ROAD
PATENT DEPARTMENT
PITTSBURGH, PENNSYLVANIA 15205-9741
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040072931
10600016
Correspondence name and address
BAYER POLYMERS LLC
KAREN S. LOCKHART
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 25
Reel/Frame:015014/0013   Pages: 3
Recorded: 02/20/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GURTLER, CHRISTOPH
Exec Dt:
01/16/2004
2
MAZANEK, JAN
Exec Dt:
01/16/2004
3
PETZOLDT, JOACHIM
Exec Dt:
01/19/2004
4
SCHMIDT, HEINZ
Exec Dt:
01/21/2004
5
NOWAK, STEPHAN
Exec Dt:
01/21/2004
Assignee
1
BAYER MATERIAL SCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7041768
US20040229047
10783885
Correspondence name and address
BAYER POLYMERS LLC
GARY F. MATZ
PATENT DEPT.
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 26
Reel/Frame:015026/0139   Pages: 3
Recorded: 02/20/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GURTLER, CHRISTOPH
Exec Dt:
01/18/2004
2
MAZANEK, JAN
Exec Dt:
01/18/2004
3
PETZOLDT, JOACHIM
Exec Dt:
01/20/2004
4
SCHMIDT, HEINZ
Exec Dt:
01/21/2004
5
NOWAK, STEPHAN
Exec Dt:
01/21/2004
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040171785
10784018
Correspondence name and address
BAYER POLYMERS LLC
GARY F. MATZ
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 27
Reel/Frame:016109/0918   Pages: 8
Recorded: 12/27/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROESLER, RICHARD R.
Exec Dt:
11/15/2004
2
BEREZKIN, YULIYA
Exec Dt:
11/15/2004
3
KINNEY, CAROL L.
Exec Dt:
11/15/2004
4
MARTIN, KYLI
Exec Dt:
11/15/2004
5
YU, POLI C.
Exec Dt:
11/29/2004
6
HALPAAP, REINHARD
Exec Dt:
11/23/2004
7
SHAFFER, MYRON W.
Exec Dt:
11/15/2004
8
GRESZTA-FRANZ, DOROTA
Exec Dt:
11/23/2004
9
PETZOLDT, JOACHIM
Exec Dt:
11/25/2004
Assignees
1
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741
2
BAYER MATERIALSCIENCE AKTIENGESELLSCHAFT
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060089481
10970771
Correspondence name and address
BAYER MATERIALSCIENCE LLC
JOSEPH C. GIL
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 28
Reel/Frame:027304/0451   Pages: 2
Recorded: 11/30/2011
Attorney Dkt #:14069-00335
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PETZOLDT, JOACHIM
Exec Dt:
11/21/2011
2
YESILDAG, MEHMET-CENGIZ
Exec Dt:
11/21/2011
3
TZIOVARAS, GEORGIOS
Exec Dt:
11/21/2011
Assignee
1
BAYER MATERIALSCIENCE AG
BUILDING Q 18
PATENTS & LICENSING
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8673452
US20120141814
13307115
Correspondence name and address
MATTHEW W. HAMMERSLEY
P O BOX 2207
WILMINGTON, DE 19899
Assignment: 29
Reel/Frame:033612/0291   Pages: 5
Recorded: 08/26/2014
Attorney Dkt #:074023-0542-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEISER, MARC-STEPHAN
Exec Dt:
05/15/2014
2
HENTSCHEL, DANIEL
Exec Dt:
07/10/2014
3
PETZOLDT, JOACHIM
Exec Dt:
06/01/2014
4
NAZARAN, PANTEA
Exec Dt:
07/04/2014
5
DOERR, SEBASTIAN
Exec Dt:
05/21/2014
6
DIJKSTRA, DIRK
Exec Dt:
07/10/2014
7
FLEMM, UTE
Exec Dt:
05/21/2014
8
HOENEL, DENNIS
Exec Dt:
05/22/2014
9
BRUDER, FRIEDRICH-KARL
Exec Dt:
06/02/2014
10
FAECKE, THOMAS
Exec Dt:
05/23/2014
11
ROELLE, THOMAS
Exec Dt:
05/22/2014
Assignee
1
BAYER INTELLECTUAL PROPERTY GMBH
ALFRED-NOBEL-STR. 10
MONHEIM, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9195215
US20140295329
14359347
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801
Assignment: 30
Reel/Frame:036193/0335   Pages: 3
Recorded: 07/28/2015
Attorney Dkt #:074023-0629-00-US-529796
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOSTROMINE, SERGUEI
Exec Dt:
05/26/2015
2
PETZOLDT, JOACHIM
Exec Dt:
05/28/2015
3
FISCHER, WOLFGANG
Exec Dt:
06/12/2015
Assignee
1
BAYER MATERIALSCIENCE AG
----
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9604943
US20150368212
14763897
Correspondence name and address
CLAUDIA SCHULTZE, ESQUIRE
DRINKER BIDDLE & REATH LLP
222 DELAWARE AVENUE, SUITE 1410
WILMINGTON, DE 19801
Assignment: 31
Reel/Frame:038251/0305   Pages: 4
Recorded: 04/12/2016
Attorney Dkt #:074023-0645-US-536407
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOSTROMINE, SERGUEI
Exec Dt:
11/24/2015
2
PETZOLDT, JOACHIM
Exec Dt:
11/27/2015
3
HOVESTADT, WIELAND
Exec Dt:
11/30/2015
4
HOBEIKA, SVEN
Exec Dt:
12/09/2015
5
KUENZEL, ROLAND
Exec Dt:
12/03/2015
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160152833
14897734
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 32
Reel/Frame:037267/0687   Pages: 3
Recorded: 12/11/2015
Attorney Dkt #:074023-0644-US-536430
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOSTROMINE, SERGUEI
Exec Dt:
11/26/2015
2
PETZOLDT, JOACHIM
Exec Dt:
12/01/2015
3
BENECKE, CARSTEN
Exec Dt:
12/02/2015
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160137873
14897717
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 33
Reel/Frame:038251/0477   Pages: 6
Recorded: 04/12/2016
Attorney Dkt #:074023-0650-US-537048
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOSTROMINE, SERGUEI
Exec Dt:
03/03/2016
2
PETZOLDT, JOACHIM
Exec Dt:
03/01/2016
3
KUENZEL, ROLAND
Exec Dt:
03/15/2016
4
LEONHARDT, KONSTANTIN
Exec Dt:
03/16/2016
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10000658
US20160152863
14900776
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 34
Reel/Frame:038752/0032   Pages: 3
Recorded: 05/31/2016
Attorney Dkt #:074023-0643-US-536494
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOSTROMINE, SERGUEI
Exec Dt:
03/03/2016
2
PETZOLDT, JOACHIM
Exec Dt:
03/01/2016
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160311991
14897707
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 35
Reel/Frame:044952/0245   Pages: 6
Recorded: 02/16/2018
Attorney Dkt #:074023-0650-01-US-574324
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOSTROMINE, SERGUEI
Exec Dt:
03/03/2016
2
PETZOLDT, JOACHIM
Exec Dt:
03/01/2016
3
KUENZEL, ROLAND
Exec Dt:
03/15/2016
4
LEONHARDT, KONSTANTIN
Exec Dt:
03/16/2016
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10526504
US20180187041
15898297
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 36
Reel/Frame:038751/0748   Pages: 3
Recorded: 05/31/2016
Attorney Dkt #:074023-0642-US-536403
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOSTROMINE, SERGUEI
Exec Dt:
03/07/2016
2
PETZOLDT, JOACHIM
Exec Dt:
03/21/2016
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160115335
14897694
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 37
Reel/Frame:039857/0199   Pages: 3
Recorded: 09/26/2016
Attorney Dkt #:074023-0726-US-547225
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOSTROMINE, SERGUEI
Exec Dt:
08/31/2016
2
PETZOLDT, JOACHIM
Exec Dt:
08/26/2016
3
LAUTWEIN, KAY
Exec Dt:
08/29/2016
4
KUENZEL, ROLAND
Exec Dt:
09/05/2016
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10344170
US20180179392
15129203
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 38
Reel/Frame:043851/0170   Pages: 3
Recorded: 10/12/2017
Attorney Dkt #:074023-0751-US-569251
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEONHARDT, KONSTANTIN
Exec Dt:
08/21/2017
2
PETZOLDT, JOACHIM
Exec Dt:
08/25/2017
3
KUENZEL, ROLAND
Exec Dt:
08/21/2017
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180112051
15566036
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 39
Reel/Frame:045236/0983   Pages: 3
Recorded: 03/15/2018
Attorney Dkt #:074023-0777-US-574731
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LUDEWIG, MICHAEL
Exec Dt:
02/19/2018
2
PETZOLDT, JOACHIM
Exec Dt:
02/20/2018
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180273797
15760422
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 40
Reel/Frame:050088/0180   Pages: 10
Recorded: 08/19/2019
Attorney Dkt #:2016P30098WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DEIVARAJ, THEIVANAYAGAM CHAIRMAN
Exec Dt:
07/19/2019
2
KOSTROMINE, SERGUEI
Exec Dt:
08/15/2019
3
PETZOLDT, JOACHIM
Exec Dt:
05/16/2019
4
BAYRAM, NUTKIYE
Exec Dt:
05/17/2019
5
SCHEIBNER, DANIEL
Exec Dt:
08/06/2019
6
WONG, CHUNG LEUNG
Exec Dt:
05/27/2019
7
FENG, MENG
Exec Dt:
05/21/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210115288
16463682
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 41
Reel/Frame:051072/0221   Pages: 7
Recorded: 11/21/2019
Attorney Dkt #:074023-0893-US-593070
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PETZOLDT, JOACHIM
Exec Dt:
09/16/2019
2
TZIOVARAS, GEORGIOS
Exec Dt:
09/12/2019
3
LAUTWEIN, KAY
Exec Dt:
09/13/2019
4
KÖHLER, CHRISTOPH
Exec Dt:
09/12/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200122448
16615318
Correspondence name and address
DRINKER BIDDLE & REATH LLP
222 DELAWARE AVENUE
STE 1410
WILMINGTON, DE 19801

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