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Patent Assignment Assignor Details
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Assignor Name : KOECHER, JUERGEN
Total Assignments: 19
Assignment: 1
Reel/Frame:014415/0796   Pages: 2
Recorded: 08/19/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
KOECHER, JUERGEN
Exec Dt:
07/14/2003
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7064231
US20040044238
10643855
Correspondence name and address
BAYER CHEMICALS CORPORATION
GODFRIED R. AKORLI
100 BAYER ROAD
PATENT DEPARTMENT
PITTSBURGH, PA 15205-9741
Assignment: 2
Reel/Frame:015659/0478   Pages: 2
Recorded: 08/04/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOECHER, JUERGEN
Exec Dt:
05/14/2004
2
HALPAAP, REINHARD
Exec Dt:
05/14/2004
Assignee
1
BAYER MATERIALSCIENCE AG
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7060817
US20050033005
10910943
Correspondence name and address
BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 3
Reel/Frame:015664/0622   Pages: 2
Recorded: 08/04/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOECHER, JUERGEN
Exec Dt:
05/14/2004
2
LAAS, HANS-JOSEF
Exec Dt:
05/14/2004
Assignee
1
BAYER MATERIALSCIENCE AG
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7317112
US20050033006
10910982
Correspondence name and address
BAYER MATERIALSCIENCE LLC
DONNA J. VEATCH - PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 4
Reel/Frame:025011/0528   Pages: 2
Recorded: 09/20/2010
Attorney Dkt #:15778-00313-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
KOECHER, JUERGEN
Exec Dt:
06/15/2010
Assignee
1
BAYER MATERIALSCIENCE AG
51368
-----
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110022005
12933461
Correspondence name and address
CONNOLLY BOVE LODGE & HUTZ, LLP
P O BOX 2207
WILMINGTON, DE 19899
Assignment: 5
Reel/Frame:025011/0289   Pages: 3
Recorded: 09/20/2010
Attorney Dkt #:15778-00314-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOECHER, JUERGEN
Exec Dt:
06/25/2010
2
RISCHE, THORSTEN
Exec Dt:
06/23/2010
Assignee
1
BAYER MATERIALSCIENCE AG
51368
---
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110021696
12933149
Correspondence name and address
EAMONN P. MORRISON
1007 NORTH ORANGE STREET
WILMINGTON, DE 19801
Assignment: 6
Reel/Frame:025032/0496   Pages: 3
Recorded: 09/23/2010
Attorney Dkt #:15778-00315-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOECHER, JUERGEN
Exec Dt:
07/12/2010
2
RISCHE, THORSTEN
Exec Dt:
08/03/2010
Assignee
1
BAYER MATRIALSCIENCE AG
51368
---
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110015724
12933299
Correspondence name and address
EAMONN P. MORRISON
1007 NORTH ORANGE STREET
WILMINGTON, DE 19899-2207
Assignment: 7
Reel/Frame:025012/0192   Pages: 2
Recorded: 09/20/2010
Attorney Dkt #:15778-00316-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
KOECHER, JUERGEN
Exec Dt:
07/15/2010
Assignee
1
BAYER MATERIALSCIENCE AG
51368
---
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110021657
12933473
Correspondence name and address
CONNOLLY BOVE LODGE & HUTZ, LLP
P O BOX 2207
WILMINGTON, DE 19899
Assignment: 8
Reel/Frame:025872/0741   Pages: 2
Recorded: 02/28/2011
Attorney Dkt #:15778-00364
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOECHER, JUERGEN
Exec Dt:
01/03/2011
2
WAMPRECHT, CHRISTIAN
Exec Dt:
01/06/2011
Assignee
1
BAYER MATERIALSCIENCE AG
BUILDING Q 18
PATENTS & LICENSING
LEVERKUSEN, GERMANY D-51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110160310
13061338
Correspondence name and address
MATTHEW W. HAMMERSLEY
P O BOX 2207
WILMINGTON, DE 19899
Assignment: 9
Reel/Frame:025972/0046   Pages: 2
Recorded: 03/17/2011
Attorney Dkt #:15778-00373
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOECHER, JUERGEN
Exec Dt:
02/28/2011
2
WAMPRECHT, CHRISTIAN
Exec Dt:
03/02/2011
Assignee
1
BAYER MATERIALSCIENCE AG
BUILDING Q 18
PATENTS & LICENSING
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8791200
US20120083537
13062267
Correspondence name and address
MATTHEW W. HAMMERSLEY
1007 N. ORANGE STREET
WILMINGTON, DE 19801
Assignment: 10
Reel/Frame:027701/0288   Pages: 7
Recorded: 02/14/2012
Attorney Dkt #:14069-00349
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOECHER, JUERGEN
Exec Dt:
12/09/2011
2
KLOSE, THERESIA
Exec Dt:
12/30/2011
3
POMPE, TILO
Exec Dt:
01/03/2012
4
SEIB, PHILIPP
Exec Dt:
01/04/2012
5
WERNER, CARSTEN
Exec Dt:
12/13/2011
Assignee
1
BAYER MATERIALSCIENCE AG
BUILDING Q 18
PATENTS & LICENSING
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120129259
13321844
Correspondence name and address
MATTHEW W. HAMMERSLEY
1007 N. ORANGE STREET
WILMINGTON, DE 19801
Assignment: 11
Reel/Frame:027876/0014   Pages: 2
Recorded: 03/16/2012
Attorney Dkt #:15778-00415-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOECHER, JUERGEN
Exec Dt:
01/10/2012
2
WAMPRECHT, CHRISTIAN
Exec Dt:
01/12/2012
Assignee
1
BAYER MATERIALSCIENCE AG
PATENTS & LICENSING
BUILDING Q 18
LEVERKUSEN, GERMANY D-51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120178825
13496576
Correspondence name and address
CONNOLLY BOVE LODGE & HUTZ, LLP
1007 NORTH ORANGE STREET
WILMINGTON, DE 19801
Assignment: 12
Reel/Frame:027817/0337   Pages: 2
Recorded: 03/07/2012
Attorney Dkt #:15778-00416
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DOERR, SEBASTIAN
Exec Dt:
01/18/2012
2
KOECHER, JUERGEN
Exec Dt:
01/19/2012
3
HOFMANN, JOERG
Exec Dt:
01/25/2012
Assignee
1
BAYER MATERIALSCIENCE AG
BUILDING Q 18
PATENTS & LICENSING
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120172519
13394561
Correspondence name and address
MATTHEW W. HAMMERSLEY
P O BOX 2207
WILMINGTON, DE 19899
Assignment: 13
Reel/Frame:027877/0950   Pages: 2
Recorded: 03/16/2012
Attorney Dkt #:15778-00417-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DOERR, SEBASTIAN
Exec Dt:
01/18/2012
2
KOECHER, JUERGEN
Exec Dt:
01/19/2012
3
HOFMANN, JOERG
Exec Dt:
01/25/2012
Assignee
1
BAYER MATERIALSCIENCE AG
PATENTS & LICENSING
BUILDING Q 18
LEVERKUSEN, GERMANY D-51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120177711
13496667
Correspondence name and address
CONNOLLY BOVE LODGE & HUTZ, LLP
1007 NORTH ORANGE STREET
WILMINGTON, DE 19801
Assignment: 14
Reel/Frame:028384/0968   Pages: 4
Recorded: 06/15/2012
Attorney Dkt #:15778-00427-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOECHER, JUERGEN
Exec Dt:
05/16/2012
2
WAMPRECHT, CHRISTIAN
Exec Dt:
05/23/2012
3
ROHM, HENNING
Exec Dt:
05/26/2012
4
SCHMITZ, KLAUS-PETER
Exec Dt:
05/22/2012
5
STERNBERG, KATRIN
Exec Dt:
05/22/2012
Assignee
1
BAYER INTELLECTUAL PROPERTY GMBH
CREATIVE CAMPUS MONHEIM
ALFRED-NOBEL-STR. 10
MONHEIM, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120263778
13516440
Correspondence name and address
CONNOLLY BOVE LODGE & HUTZ, LLP
1007 NORTH ORANGE STREET
WILMINGTON, DE 19801
Assignment: 15
Reel/Frame:035564/0484   Pages: 3
Recorded: 05/05/2015
Attorney Dkt #:074023-0610-US-525318
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOECHER, JUERGEN
Exec Dt:
03/30/2015
2
NATTKE, UTE
Exec Dt:
04/02/2015
Assignee
1
BAYER MATERIALSCIENCE AG
ALFRED-NOBEL-STR. 10
MONHEIM AM RHEIN, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9920157
US20150284499
14437100
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801
Assignment: 16
Reel/Frame:044174/0545   Pages: 5
Recorded: 11/20/2017
Attorney Dkt #:074023-0757-US-570921
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOECHER, JUERGEN
Exec Dt:
11/13/2017
2
HEBESTREIT, TANJA
Exec Dt:
11/20/2017
3
EGGERT, CHRISTOPH
Exec Dt:
11/13/2017
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10590229
US20180298138
15574036
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 17
Reel/Frame:046780/0001   Pages: 8
Recorded: 09/04/2018
Attorney Dkt #:074023-0790-US-578830
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IRNICH, ROLF
Exec Dt:
08/15/2018
2
KOECHER, JUERGEN
Exec Dt:
07/18/2018
3
LANGER, RAFAEL
Exec Dt:
07/19/2018
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10787765
US20190017221
16064861
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 18
Reel/Frame:047236/0594   Pages: 10
Recorded: 10/19/2018
Attorney Dkt #:074023-0800-US-582752
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KLIMMASCH, THOMAS
Exec Dt:
09/12/2018
2
WEIKARD, JAN
Exec Dt:
10/05/2018
3
LAAS, HANS-JOSEF
Exec Dt:
09/05/2018
4
KOECHER, JUERGEN
Exec Dt:
09/06/2018
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190144598
16095193
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 19
Reel/Frame:050930/0521   Pages: 10
Recorded: 11/06/2019
Attorney Dkt #:074023-0879-US-591320
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOECHER, JUERGEN
Exec Dt:
10/25/2019
2
LANGER, RAFAEL
Exec Dt:
10/28/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190359850
16477550
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621

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