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Patent Assignment Assignor Details
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Assignor Name : GURTLER, CHRISTOPH
Total Assignments: 35
Assignment: 1
Reel/Frame:010420/0367   Pages: 2
Recorded: 12/01/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GURTLER, CHRISTOPH
Exec Dt:
01/18/1999
2
JAUTELAT, MANFRED
Exec Dt:
01/28/1999
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6303837
NONE
09387020
Correspondence name and address
BAYER CORPORATION
DIDERICO VAN EYL
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 2
Reel/Frame:011580/0029   Pages: 2
Recorded: 02/26/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GURTLER, CHRISTOPH
Exec Dt:
09/28/1999
2
JAUTELAT, MANFRED
Exec Dt:
10/18/1999
3
GREIVING, HELMUT
Exec Dt:
10/19/1999
4
HUGL, HERBERT
Exec Dt:
11/04/1999
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENT UND LIZENZEN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6235925
NONE
09386829
Correspondence name and address
BAYER CORPORATION
DIDERICO VAN EYL
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH PA 15205-9741
Assignment: 3
Reel/Frame:010635/0454   Pages: 2
Recorded: 02/25/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GURTLER, CHRISTOPH
Exec Dt:
02/02/2000
2
JAUTELAT, MANFRED
Exec Dt:
02/04/2000
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENT UND LIZENZEN
KONZERNBEREICH RP
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6756500
NONE
09514023
Correspondence name and address
BAYER CORPORATION
DIDERICO VAN EYL
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205
Assignment: 4
Reel/Frame:010808/0797   Pages: 2
Recorded: 05/11/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GURTLER, CHRISTOPH
Exec Dt:
04/03/2000
2
BRAUN, GERHARD
Exec Dt:
04/13/2000
3
JAUTELAT, MANFRED
Exec Dt:
04/18/2000
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENT UND LIZENZEN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6559332
NONE
09568893
Correspondence name and address
BAYER CORPORATION
DIDERICO VAN EYL
100 BAYER ROAD
PATENT DEPARTMENT
PITTSBURGH PA 15205-9741
Assignment: 5
Reel/Frame:011340/0399   Pages: 2
Recorded: 11/29/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GURTLER, CHRISTOPH
Exec Dt:
10/16/2000
2
JAUTELAT, MANFRED
Exec Dt:
10/18/2000
3
SCHELHAAS, MICHAEL
Exec Dt:
10/18/2000
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6420616
NONE
09726241
Correspondence name and address
BAYER CORPORATION
RICHARD E.L. HENDERSON
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 6
Reel/Frame:012655/0075   Pages: 2
Recorded: 02/26/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BACH, HERMANN
Exec Dt:
01/07/2002
2
GURTLER, CHRISTOPH
Exec Dt:
12/20/2001
Assignee
1
BAYER AKTIENGESELLSCHAFT
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020106806
09990129
Correspondence name and address
BAYER CORP.
THOMAS W. ROY
PATENT DEPT.
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 7
Reel/Frame:015618/0832   Pages: 2
Recorded: 01/24/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HOFACKER, STEFFEN
Exec Dt:
12/17/2002
2
GURTLER, CHRISTOPH
Exec Dt:
12/17/2002
3
TILLACK, JORG
Exec Dt:
12/20/2002
Assignee
1
BAYER AKTIENGESELLSCHAFT
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6894182
US20030125576
10298705
Correspondence name and address
BAYER MATERIALSCIENCE LLC
JOSEPH C. GIL
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 8
Reel/Frame:014164/0970   Pages: 2
Recorded: 06/10/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RISCHE, THORSTEN
Exec Dt:
05/07/2003
2
NAUJOKS, KARIN
Exec Dt:
05/06/2003
3
FELLER, THOMAS
Exec Dt:
05/06/2003
4
GURTLER, CHRISTOPH
Exec Dt:
04/30/2003
5
MAZANEK, JAN
Exec Dt:
04/30/2003
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN
LEVERKUSEN, GERMANY D-51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7176254
US20030232907
10457862
Correspondence name and address
BAVER POLYMERS LLC
JOSEPH C. GIL
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 9
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: 10
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: 11
Reel/Frame:014833/0422   Pages: 3
Recorded: 12/17/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GRESZTA-FRANZ, DOROTA
Exec Dt:
10/14/2003
2
GURTLER, CHRISTOPH
Exec Dt:
10/14/2003
3
HALPAAP, REINHARD
Exec Dt:
10/16/2003
4
SCHELHASS, MICHAEL
Exec Dt:
10/16/2003
5
GRAHL, MICHAEL
Exec Dt:
10/16/2003
Assignee
1
BAYER AKTIENGESELLSCHAFT
LEVERKUSEN, GERMANY D51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7148374
US20040133035
10738729
Correspondence name and address
BAYER POLYMERS LLC
GARY MATZ
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 12
Reel/Frame:014880/0868   Pages: 3
Recorded: 01/02/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GURTLER, CHRISTOPH
Exec Dt:
11/11/2003
2
BRUMMER, HANNO
Exec Dt:
11/26/2003
3
HALPAAP, REINHARD
Exec Dt:
11/11/2003
4
TILLACK, JORG
Exec Dt:
11/13/2003
5
WILLWERTH-SCHWARTEN, BIRGIT
Exec Dt:
11/17/2003
Assignee
1
BAYER AKTIENGESELLSCHAFT
D 52368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040143083
10751220
Correspondence name and address
BAYER POLYMERS LLC
GARY F. MATZ
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 13
Reel/Frame:014824/0487   Pages: 3
Recorded: 12/17/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEIKARD, JAN
Exec Dt:
11/27/2003
2
GURTLER, CHRISTOPH
Exec Dt:
11/28/2003
3
FISCHER, WOLFGANG
Exec Dt:
11/28/2003
4
RAPPEN, DIETHELM
Exec Dt:
11/28/2003
5
SCHELHAAS, MICHAEL
Exec Dt:
12/03/2003
Assignee
1
BAYER AKTIENGESELLSCHAFT
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7553906
US20040132909
10738879
Correspondence name and address
BAYER POLYMERS LLC
GARY MATZ
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH , PA 15205-9741
Assignment: 14
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: 15
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: 16
Reel/Frame:015981/0339   Pages: 4
Recorded: 11/15/2004
Conveyance: RE-RECORD TO CORRECT THE NAME OF THE FIFTH ASSIGNOR, PREVIOUSLY RECORDED ON REEL 015191 FRAME 0906, ASSIGNOR CONFIRMS THE ASSIGNMENT OF THE ENTIRE INTEREST.
Assignors
1
DETIG-KARLOU, KAMELIA
Exec Dt:
01/30/2004
2
SIMON, JOACHIM
Exec Dt:
01/19/2004
3
MAGER, MICHAEL
Exec Dt:
01/20/2004
4
STINGL, THOMAS
Exec Dt:
01/21/2004
5
SCHELHAAS, MICHAEL
Exec Dt:
01/27/2004
6
GURTLER, CHRISTOPH
Exec Dt:
01/22/2004
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7057003
US20040147704
10738742
Correspondence name and address
GARY F. MATZ
BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15203-9741
Assignment: 17
Reel/Frame:015367/0653   Pages: 2
Recorded: 05/26/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GURTLER, CHRISTOPH
Exec Dt:
03/10/2004
2
PIRES, RAUL
Exec Dt:
03/11/2004
3
DORNBUSCH, HEINRICH
Exec Dt:
03/19/2004
Assignee
1
BAYER MATERIALSCIENCE AG
PATENTE UND LIZENZEN
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7205356
US20040220326
10780857
Correspondence name and address
BAYER POLYMERS LLC
GARY F. MATZ
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 18
Reel/Frame:015512/0872   Pages: 3
Recorded: 06/21/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LAAS, HANS-JOSEF
Exec Dt:
04/08/2004
2
GURTLER, CHRISTOPH
Exec Dt:
04/08/2004
3
HALPAAP, REINHARD
Exec Dt:
04/14/2004
4
GRAHL, MICHAEL
Exec Dt:
04/19/2004
5
THOMETZEK, PETER
Exec Dt:
04/20/2004
6
RAWLINS, JAMES
Exec Dt:
04/19/2004
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7148295
US20040265597
10873379
Correspondence name and address
BAYER POLYMERS, LLC
GARY F. MATZ
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 19
Reel/Frame:015816/0956   Pages: 3
Recorded: 09/24/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LAAS, HANS-JOSEF
Exec Dt:
07/07/2004
2
GURTLER, CHRISTOPH
Exec Dt:
07/07/2004
3
HALPAAP, REINHARD
Exec Dt:
07/07/2004
4
GRAHL, MICHAEL
Exec Dt:
07/12/2004
5
THOMETZEK, PETER
Exec Dt:
07/21/2004
6
RAWLINS, JAMES
Exec Dt:
08/16/2004
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7329717
US20050004320
10873081
Correspondence name and address
BAYER MATERIALSSCIENCE LLC
GARY F. MATZ
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 20
Reel/Frame:020381/0288   Pages: 3
Recorded: 01/11/2008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WIEKARD, JAN
Exec Dt:
09/19/2005
2
RICHTER, FRANK
Exec Dt:
09/22/2005
3
GURTLER, CHRISTOPH
Exec Dt:
09/22/2005
4
FISCHER, WOLFGANG
Exec Dt:
09/19/2005
5
SCHMITZ, JOR
Exec Dt:
09/20/2005
6
MUNDSTOCK, HOLGER
Exec Dt:
09/20/2005
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9085656
US20070191570
11217727
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 21
Reel/Frame:017382/0112   Pages: 3
Recorded: 12/22/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WINTERMANTEL, MATTHIAS
Exec Dt:
10/12/2005
2
GURTLER, CHRISTOPH
Exec Dt:
10/14/2005
3
SCHELHAAS, MICHAEL
Exec Dt:
11/02/2005
4
TRINKS, RAINER
Exec Dt:
10/13/2005
5
MECKEL, WALTER
Exec Dt:
11/16/2005
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060069225
11219396
Correspondence name and address
THOMAS W. ROY
BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 22
Reel/Frame:017252/0774   Pages: 3
Recorded: 11/21/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GURTLER, CHRISTOPH
Exec Dt:
10/21/2005
2
KIRCHHOFF, JORG
Exec Dt:
10/27/2005
3
SCHWARZ, IDO
Exec Dt:
10/28/2005
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7132564
US20060079709
11243174
Correspondence name and address
JOSEPH C. GIL
BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 23
Reel/Frame:017386/0780   Pages: 3
Recorded: 12/23/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEIKARD, JAN
Exec Dt:
10/12/2005
2
GURTLER, CHRISTOPH
Exec Dt:
11/07/2005
3
FISCHER, WOLFGANG
Exec Dt:
11/07/2005
4
SCHMITZ, JORG
Exec Dt:
10/31/2005
5
MUNDSTOCK, HOLGER
Exec Dt:
11/07/2005
Assignee
1
BAYER MATERIALSCIENCE AG
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7666970
US20060051591
11217728
Correspondence name and address
THOMAS W. ROY
BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 24
Reel/Frame:017597/0078   Pages: 2
Recorded: 02/16/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEIKARD, JAN
Exec Dt:
12/13/2005
2
GURTLER, CHRISTOPH
Exec Dt:
12/13/2005
Assignee
1
BAYER MATERIALSCIENCE AG
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7659425
US20060189823
11356334
Correspondence name and address
THOMAS W. ROY
BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 25
Reel/Frame:017530/0676   Pages: 2
Recorded: 02/06/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GURTLER, CHRISTOPH
Exec Dt:
01/06/2006
2
WINTERMANTEL, MATTHIAS
Exec Dt:
01/09/2006
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060128927
11301626
Correspondence name and address
JOSEPH C. GIL
BAYER MATERIALSCIENCE LLP
PATENT DEPARTMENT
100 BAYER ROAD
PITSBURGH, PA 15205-9741
Assignment: 26
Reel/Frame:018384/0815   Pages: 3
Recorded: 10/05/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GURTLER, CHRISTOPH
Exec Dt:
09/12/2006
2
FELLER, THOMAS
Exec Dt:
09/18/2006
3
STINGL, THOMAS
Exec Dt:
09/19/2006
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070083028
11543670
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 27
Reel/Frame:019050/0808   Pages: 3
Recorded: 02/01/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GURTLER, CHRISTOPH
Exec Dt:
01/17/2007
2
RODRIGUES, PAULA CRISTINA ALVES
Exec Dt:
01/23/2007
3
NENNEMANN, ARNO
Exec Dt:
01/18/2007
4
KRUEGER, LARS
Exec Dt:
01/25/2007
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7732498
US20080004356
11701007
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 28
Reel/Frame:020162/0949   Pages: 4
Recorded: 11/15/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NENNEMANN, ARNO
Exec Dt:
10/19/2007
2
MAGER, MICHAEL
Exec Dt:
10/22/2007
3
MECHTEL, MARKUS
Exec Dt:
10/22/2007
4
KLIMMASCH, THOMAS
Exec Dt:
10/23/2007
5
GURTLER, CHRISTOPH
Exec Dt:
10/30/2007
6
WAMPRECHT, CHRISTIAN
Exec Dt:
10/22/2007
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8088880
US20080119601
11985448
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 29
Reel/Frame:029241/0872   Pages: 2
Recorded: 11/05/2012
Attorney Dkt #:15778-00441
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WAMPRECHT, CHRISTIAN
Exec Dt:
10/17/2012
2
KARAFILIDIS, CHRISTOS
Exec Dt:
10/18/2012
3
GURTLER, CHRISTOPH
Exec Dt:
10/18/2012
4
BAUMBACH, BEATE
Exec Dt:
10/23/2012
Assignee
1
BAYER INTELLECTUAL PROPERTY GMBH
ALFRED-NOBEL-STRASSE 10
MONHEIM, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130059973
13696221
Correspondence name and address
CONNOLLY BOVE LODGE & HUTZ, LLP
P O BOX 2207
WILMINGTON, DE 19899
Assignment: 30
Reel/Frame:049845/0204   Pages: 9
Recorded: 07/24/2019
Attorney Dkt #:2015P30072WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GURTLER, CHRISTOPH
Exec Dt:
01/31/2019
2
MARKER, VOLKER
Exec Dt:
01/31/2019
3
MULLER, THOMAS ERNST
Exec Dt:
02/17/2019
4
LEVEN, MATTHIAS
Exec Dt:
02/06/2019
5
BIZZARRI, CLAUDIA
Exec Dt:
02/07/2019
6
LEITNER, WALTER
Exec Dt:
02/11/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200362090
16326475
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 31
Reel/Frame:049845/0222   Pages: 8
Recorded: 07/24/2019
Attorney Dkt #:2016P30052WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GURTLER, CHRISTOPH
Exec Dt:
01/31/2019
2
MULLER, THOMAS ERNST
Exec Dt:
01/19/2019
3
HOFMANN, JÖRG
Exec Dt:
01/18/2019
4
LANGANKE, JENS
Exec Dt:
01/03/2019
5
LEVEN, MATTHIAS
Exec Dt:
01/21/2019
6
LEITNER, WALTER
Exec Dt:
01/27/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200190261
16323277
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 32
Reel/Frame:049857/0075   Pages: 9
Recorded: 07/25/2019
Attorney Dkt #:2016P30053WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEBER, ANNA
Exec Dt:
02/01/2019
2
RANGHEARD, CLAUDINE
Exec Dt:
02/07/2019
3
KESSLER, MICHAEL
Exec Dt:
02/06/2019
4
LEITNER, WALTER
Exec Dt:
02/11/2019
5
GURTLER, CHRISTOPH
Exec Dt:
01/31/2019
6
KOOPMANS, CARSTEN
Exec Dt:
01/31/2019
7
MULLER, THOMAS ERNST
Exec Dt:
02/17/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11326018
US20210284785
16325532
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 33
Reel/Frame:049842/0521   Pages: 12
Recorded: 07/24/2019
Attorney Dkt #:2015P30053WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SUBHANI, MUHAMMAD AFZAL
Exec Dt:
03/01/2019
2
KOEHLER, BURKHARD
Exec Dt:
03/18/2019
3
LEITNER, WALTER
Exec Dt:
03/18/2019
4
MULLER, THOMAS ERNST
Exec Dt:
03/03/2019
5
GURTLER, CHRISTOPH
Exec Dt:
03/01/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11098153
US20190315904
16341219
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 34
Reel/Frame:049856/0982   Pages: 8
Recorded: 07/25/2019
Attorney Dkt #:2016P30076WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NORWIG, JOCHEN
Exec Dt:
04/11/2019
2
MARKER, VOLKER
Exec Dt:
04/11/2019
3
LANGANKE, JENS
Exec Dt:
04/11/2019
4
WOLF, AUREL
Exec Dt:
04/11/2019
5
GURTLER, CHRISTOPH
Exec Dt:
04/13/2019
6
WAGNER, PHILIPP NICOLAS
Exec Dt:
04/15/2019
7
KESSLER, FLORIAN
Exec Dt:
04/15/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11312812
US20190256640
16341223
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 35
Reel/Frame:049867/0770   Pages: 14
Recorded: 07/26/2019
Attorney Dkt #:2013P30005WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MULLER, THOMAS ERNST
Exec Dt:
05/14/2019
2
GURTLER, CHRISTOPH
Exec Dt:
05/13/2019
3
KOOPMANS, CARSTEN
Exec Dt:
05/15/2019
4
MARKER, VOLKER
Exec Dt:
05/14/2019
5
RANGHEARD, CLAUDINE
Exec Dt:
06/05/2019
6
LEITNER, WALTER
Exec Dt:
05/21/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11319398
US20210130527
16481115
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205

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