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Patent Assignment Assignor Details
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Assignor Name : HIELSCHER, ANKE
Total Assignments: 7
Assignment: 1
Reel/Frame:015725/0138   Pages: 3
Recorded: 08/26/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DIETERRICH, ERWIN
Exec Dt:
03/18/2004
2
HIELSCHER, ANKE
Exec Dt:
03/10/2004
3
KEGGENHOFF, BERTHOLD
Exec Dt:
03/31/2004
4
KELLER-KILLEWALD, MANFRED
Exec Dt:
04/14/2004
5
WASTIAN, DIETMAR
Exec Dt:
03/19/2004
6
MEUNNIG, JUERGE
Exec Dt:
03/19/2004
Assignee
1
BAYER AKTIENGESELLSCHAFT
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6984762
US20040267061
10780266
Correspondence name and address
BAYER MATERIALSCIENCE LLC
DONNA J. VEATCH
100 BAYER ROAD
PATENT DEPARTMENT
PITTSBURGH, PA 15205-9741
Assignment: 2
Reel/Frame:018318/0490   Pages: 4
Recorded: 09/22/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BOONSTRA, ERIC F.
Exec Dt:
08/09/2006
2
TEEPE, JOHN M.
Exec Dt:
08/11/2006
3
VANDEKAMP, RENAI
Exec Dt:
08/21/2006
4
HIELSCHER, ANKE
Exec Dt:
06/21/2006
5
HALLENBERGER, KASPAR
Exec Dt:
06/23/2006
Assignees
1
BAYER CORPORATE BUSINESS SERVICES, LLC
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741
2
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PATENT DEPARTMENT
PITTSBURGH, PENNSYLVANIA 15205-9741
3
BAYER TECHNOLOGY SERVICES GMBH
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070261437
11433809
Correspondence name and address
JOSEPH C. GIL
BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 3
Reel/Frame:018657/0060   Pages: 6
Recorded: 12/04/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BOONSTRA, ERIC F.
Exec Dt:
08/09/2006
2
TEEPE, JOHN M.
Exec Dt:
08/11/2006
3
VANDEKEMP, RENAE M.
Exec Dt:
08/21/2006
4
HIELSCHER, ANKE
Exec Dt:
06/21/2006
5
HALLENBERGER, KASPAR
Exec Dt:
06/23/2006
Assignees
1
BAYER CORPORATE BUSINESS SERVICES, LLC
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741
2
BAYER TECHNOLOGY SERVICES GMBH
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070261437
11433809
Correspondence name and address
JOSEPH C. GIL, BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 4
Reel/Frame:022321/0074   Pages: 3
Recorded: 02/17/2009
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LORENZ, WOLFGANG
Exec Dt:
01/16/2009
2
BOEHM, MATTHIAS
Exec Dt:
01/19/2009
3
ADAMSON, RICHARD
Exec Dt:
01/16/2009
4
STEFFENS, FRIEDHELM
Exec Dt:
01/26/2009
5
HIELSCHER, ANKE
Exec Dt:
01/05/2009
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7645900
US20090209784
12378508
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741
Assignment: 5
Reel/Frame:053912/0226   Pages: 9
Recorded: 09/29/2020
Attorney Dkt #:2016P30183US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KNAUF, THOMAS
Exec Dt:
10/13/2019
2
SPRIEWALD, JUERGEN
Exec Dt:
12/18/2019
3
HIELSCHER, ANKE
Exec Dt:
08/05/2020
4
MICHELE, VOLKER
Exec Dt:
10/15/2019
5
WASTIAN, DIETMAR
Exec Dt:
12/20/2019
6
STEFFENS, CHRISTIAN
Exec Dt:
08/29/2020
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10875827
US20200148630
16677752
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 6
Reel/Frame:054123/0224   Pages: 7
Recorded: 10/21/2020
Attorney Dkt #:2016P30182US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KNAUF, THOMAS
Exec Dt:
10/13/2019
2
STEFFENS, CHRISTIAN
Exec Dt:
08/29/2020
3
HIELSCHER, ANKE
Exec Dt:
09/01/2020
4
WASTIAN, DIETMAR
Exec Dt:
10/11/2019
5
SPRIEWALD, JUERGEN
Exec Dt:
08/18/2020
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10851048
US20200148629
16677744
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 7
Reel/Frame:061469/0944   Pages: 6
Recorded: 10/19/2022
Attorney Dkt #:2019P30179WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WASTIAN, DIETMAR
Exec Dt:
08/14/2022
2
HIELSCHER, ANKE
Exec Dt:
08/04/2022
3
SPRIEWALD, JUERGEN
Exec Dt:
08/07/2022
4
WILDERMUTH, ACHIM
Exec Dt:
08/08/2022
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230212109
17996534
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205

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