skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : WASTIAN, DIETMAR
Total Assignments: 19
Assignment: 1
Reel/Frame:007618/0048   Pages: 2
Recorded: 08/03/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KLINGLER, UWE
Exec Dt:
07/07/1995
2
SCHIEB, THOMAS
Exec Dt:
07/07/1995
3
WASTIAN, DIETMAR
Exec Dt:
07/07/1995
4
WIECHERS, GERHARD
Exec Dt:
07/07/1995
5
ZIMMERMANN, JURGEN
Exec Dt:
07/19/1995
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTABTEILUNG
KONZERNVERWALTUNG RP
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6258986
NONE
08511028
Correspondence name and address
BAYER CORPORATION
LYNDANNE M. WHALEN
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205
Assignment: 2
Reel/Frame:009668/0201   Pages: 2
Recorded: 12/23/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KLINGLER, UWE
Exec Dt:
11/16/1998
2
PIRKL, HANS-GEORG
Exec Dt:
12/01/1998
3
SCHIEB, THOMAS
Exec Dt:
11/12/1998
4
WASTIAN, DIETMAR
Exec Dt:
12/03/1998
Assignee
1
BAYER AKTIENGESELLSCHAFT
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6528690
US20030028056
09169087
Correspondence name and address
BAYER CORPORATION
DONNA J. VEATCH
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 3
Reel/Frame:012717/0782   Pages: 2
Recorded: 03/22/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHELHAAS, MICHAEL
Exec Dt:
02/14/2002
2
JOSCHEK, KATRIN
Exec Dt:
02/14/2002
3
JAUTELAT, MANFRED
Exec Dt:
02/22/2002
4
ZECHLIN, JOACHIM
Exec Dt:
02/18/2002
5
WASTIAN, DIETMAR
Exec Dt:
02/19/2002
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6706924
US20020103401
10028892
Correspondence name and address
BAYER CORPORATION
RICHARD E. L. HENDERSON
100 BAYER ROAD
PATENT DEPARTMENT
PITTSBURGH, PA 15205-9741
Assignment: 4
Reel/Frame:014413/0740   Pages: 3
Recorded: 08/24/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZECHLIN, JOACHIM
Exec Dt:
07/15/2003
2
VERKERK, KAI
Exec Dt:
07/01/2003
3
WASTIAN, DIETMAR
Exec Dt:
07/30/2003
4
JOSCHEK, KATRIN
Exec Dt:
07/18/2003
5
LODDENKEMPER, TIM
Exec Dt:
07/31/2003
6
PINKE, WILFRIED
Exec Dt:
07/31/2003
7
SCHELHAAS, MICHAEL
Exec Dt:
07/22/2003
8
RONGE, GEORG
Exec Dt:
07/04/2003
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7057071
US20030229252
10446319
Correspondence name and address
BAYER POLYMERS LLC
JOHN E. MROZINSKI, JR.
100 BAYER ROAD
PATENT DEPARTMENT
PITTSBURGH, PA 15205-9741
Assignment: 5
Reel/Frame:040347/0526   Pages: 4
Recorded: 11/16/2016
Attorney Dkt #:LEA36128
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZECHLIN, JOACHIM
Exec Dt:
07/15/2003
2
VERKERK, KAI
Exec Dt:
07/01/2003
3
WASTIAN, DIETMAR
Exec Dt:
07/30/2003
4
JOSCHEK, KATRIN
Exec Dt:
07/18/2003
5
LODDENKEMPER, TIM
Exec Dt:
07/31/2003
6
PINKE, WILFRIED
Exec Dt:
07/31/2003
7
SCHELHAAS, MICHAEL
Exec Dt:
07/22/2003
8
RONGE, GEORG
Exec Dt:
07/04/2003
Assignee
1
BAYER AKTIENGESELLSCHAFT
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
7202378
US20060183946
11399962
 
7202384
US20060178526
11400007
Correspondence name and address
DONALD R. PALLADINO
1 COVESTRO CIRCLE
BLDG 4
PITTSBURGH, PA 15205
Assignment: 6
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: 7
Reel/Frame:015534/0058   Pages: 3
Recorded: 06/28/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MUNNIG, JURGEN
Exec Dt:
04/28/2004
2
WASTIAN, DIETMAR
Exec Dt:
04/29/2004
3
LORENZ, WOLFGANG
Exec Dt:
04/28/2004
4
KEGGENHOFF, BERTHOLD
Exec Dt:
05/03/2004
Assignee
1
BAYER MATERIAL SCIENCE AG
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6936741
US20040262238
10878211
Correspondence name and address
BAYER POLYMERS LLC
N. DENISE BROWN
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 8
Reel/Frame:015538/0181   Pages: 3
Recorded: 06/28/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MUNNIG, JURGEN
Exec Dt:
04/30/2004
2
WASTIAN, DIETMAR
Exec Dt:
04/29/2004
3
LORENZ, WOLFGANG
Exec Dt:
04/30/2004
4
KEGGENHOFF, BERTHOLD
Exec Dt:
05/03/2004
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6953869
US20040267062
10878079
Correspondence name and address
BAYER POLYMERS LLC
N. DENISE BROWN
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 9
Reel/Frame:016466/0908   Pages: 4
Recorded: 04/18/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MUENNIG, JUERGEN
Exec Dt:
03/04/2005
2
PENNEMANN, BERND
Exec Dt:
03/08/2005
3
WASTIAN, DIETMAR
Exec Dt:
03/14/2005
4
MICHELE, VOLKER
Exec Dt:
03/15/2005
5
CARAVAGGIO, JESSE
Exec Dt:
04/05/2005
6
GISCH, JR., JOHN F.
Exec Dt:
04/05/2005
Assignees
1
BAYER MATERIALSCIENCE LLC
PATENT DEPARTENT
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741
2
BAYER MATERIALSCIENCE AKTIENGESELLSCHAFT
KONZERNBEREICH RP
PATENTE UND LIZENZEN
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7041858
NONE
11054012
Correspondence name and address
N. DENISE BROWN
BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 10
Reel/Frame:017111/0520   Pages: 3
Recorded: 10/21/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOCH, DANIEL
Exec Dt:
07/27/2005
2
MILLER, SPOTSWOOD
Exec Dt:
08/11/2005
3
SERRA, RICARDO
Exec Dt:
08/03/2005
4
WASTIAN, DIETMAR
Exec Dt:
08/01/2005
5
KIRSCH, JURGEN
Exec Dt:
09/29/2005
6
WEGENER, GERHARD
Exec Dt:
09/13/2005
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8097751
US20060025556
11171572
Correspondence name and address
LYNDANNE M. WHALEN
BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 11
Reel/Frame:019661/0628   Pages: 2
Recorded: 08/07/2007
Attorney Dkt #:14069*94
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAAS, MICHEL
Exec Dt:
07/06/2007
2
WASTIAN, DIETMAR
Exec Dt:
07/16/2007
3
LODDENKEMPER, TIM
Exec Dt:
07/19/2007
4
RUFFER, BERND
Exec Dt:
07/20/2007
Assignee
1
BAYER MATERIAL SCIENCE AG
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7612234
US20070276158
11752391
Correspondence name and address
AARON R. ETTELMAN
CONNOLLY BOVE LODGE & HUTZ LLP
1007 NORTH ORANGE STREET
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 12
Reel/Frame:022391/0495   Pages: 6
Recorded: 03/13/2009
Attorney Dkt #:PO9131/BMS071153
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RAUSCH, ANDREAS
Exec Dt:
02/06/2009
2
STEFFENS, CHRISTIAN
Exec Dt:
02/11/2009
3
WASTIAN, DIETMAR
Exec Dt:
02/06/2009
4
KELLER-KILLEWALD, MANFRED
Exec Dt:
02/26/2009
5
BOEHM, MATTHIAS
Exec Dt:
02/11/2009
6
RITTER, JOACHIM
Exec Dt:
02/16/2009
7
GRUENWALD, MARCUS
Exec Dt:
03/04/2009
Assignee
1
BAYER MATERIALSCIENCE AG
51368
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8079752
US20090175121
12316716
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 13
Reel/Frame:041606/0009   Pages: 4
Recorded: 03/17/2017
Attorney Dkt #:BMS141072US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SANDERS, JOSEF
Exec Dt:
02/25/2017
2
EHRIG, MARTIN
Exec Dt:
02/15/2017
3
HALPAAP, REINHARD
Exec Dt:
02/24/2017
4
KELLER-KILLEWALD, MANFRED
Exec Dt:
02/20/2017
5
SCHYMURA, ARMIN
Exec Dt:
02/16/2017
6
WASTIAN, DIETMAR
Exec Dt:
02/17/2017
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10173970
US20170283370
15512115
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15201
Assignment: 14
Reel/Frame:041612/0799   Pages: 4
Recorded: 03/17/2017
Attorney Dkt #:BMS141071US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SANDERS, JOSEF
Exec Dt:
03/03/2017
2
SCHYMURA, ARMIN
Exec Dt:
02/21/2017
3
EHRIG, MARTIN
Exec Dt:
02/23/2017
4
KELLER-KILLEWALD, MANFRED
Exec Dt:
02/20/2017
5
WASTIAN, DIETMAR
Exec Dt:
02/20/2017
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170305842
15512218
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 15
Reel/Frame:046074/0086   Pages: 6
Recorded: 06/13/2018
Attorney Dkt #:BMS121096PCT-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARRAS, JÜRGEN
Exec Dt:
12/11/2017
2
BUSCH, JAN
Exec Dt:
12/11/2017
3
STEFFENS, CHRISTIAN
Exec Dt:
12/11/2017
4
WASTIAN, DIETMAR
Exec Dt:
01/11/2018
5
KELLER-KILLEWALD, MANFRED
Exec Dt:
12/05/2017
6
CONZELMANN, HOLGER
Exec Dt:
05/18/2018
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10112892
US20180179150
15736485
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 16
Reel/Frame:046042/0432   Pages: 3
Recorded: 06/11/2018
Attorney Dkt #:BMS141093PCT-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZECHLIN, JOACHIM
Exec Dt:
05/16/2018
2
LODDENKEMPER, TIM
Exec Dt:
05/18/2018
3
STEFFENS, FRIEDHELM
Exec Dt:
05/28/2018
4
WASTIAN, DIETMAR
Exec Dt:
05/18/2018
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10435353
US20180370907
15776937
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 17
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: 18
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: 19
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

Search Results as of: 05/10/2024 01:46 AM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT