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Patent Assignment Assignor Details
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Assignor Name : ENGBERT, THEODOR
Total Assignments: 19
Assignment: 1
Reel/Frame:003983/0500   Pages: 1
Recorded: 03/04/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SUNDERMANN, RUDOLF
Exec Dt:
02/09/1982
2
KONIG, KLAUS
Exec Dt:
02/09/1982
3
ENGBERT, THEODOR
Exec Dt:
02/09/1982
4
BECKER, GERNOT
Exec Dt:
02/09/1982
5
HAMMEN, GUNTHER
Exec Dt:
02/09/1982
Assignee
1
BAYER AKTIENGESELLSCHAFT, A CORP. OF GERMANY
LEVERKUSEN,, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4388246
NONE
06354687
Correspondence name and address
PATENT DEPARTMENT
MOBAY CHEMICAL CORPORATION
PENN LINCOLN PARKWAY WEST
PITTSBURGH, PA 15205
Assignment: 2
Reel/Frame:004120/0158   Pages: 1
Recorded: 04/15/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ENGBERT, THEODOR
Exec Dt:
03/30/1983
2
HAMMEN, GUNTER
Exec Dt:
03/30/1983
3
KNOFEL, HARTMUT
Exec Dt:
03/30/1983
4
KONIG, KLAUS
Exec Dt:
03/30/1983
Assignee
1
BAYER AKTIENGESELLSCHAFT
A CORP.OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4692550
NONE
06485347
Correspondence name and address
PATENT DEPARTMENT
MOBAY CHEMICAL CORP.
PENN LINCOLN PARKWAY, WEST
PITTSBURGH, PA 15205
Assignment: 3
Reel/Frame:004332/0112   Pages: 1
Recorded: 10/31/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ENGBERT, THEODOR
Exec Dt:
10/03/1984
2
KNOFEL, HARTMUT
Exec Dt:
10/03/1984
3
WEGENER, GERHARD
Exec Dt:
10/11/1984
Assignee
1
BAYER AKTIENGESELLSCHAFT A CORP OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4698424
NONE
06666586
Correspondence name and address
PATENT DEPARTMENT
MOBAY CHEMICAL CORP.
PENN LINCOLN PARKWAY WEST
PITTSBURGH, PA 15205
Assignment: 4
Reel/Frame:004443/0991   Pages: 1
Recorded: 08/14/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
RICHTER, ROLAND
Exec Dt:
08/01/1985
2
MULLER, HANNS P.
Exec Dt:
08/01/1985
3
KUBITZA, WERNER
Exec Dt:
08/01/1985
4
ENGBERT, THEODOR
Exec Dt:
08/01/1985
5
MENNICKEN, GERHARD
Exec Dt:
08/01/1985
Assignee
1
BAYER AKTIENGESELLSCHAFT, LEVERKUSEN, GERMANY, A CORP OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4614785
NONE
06765472
Correspondence name and address
PATENT DEPT.
MOBAY CHEMICAL CORP.
MOBAY ROAD
PITTSBURGH, PA 15205-9741
Assignment: 5
Reel/Frame:004466/0205   Pages: 1
Recorded: 10/03/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ENGBERT, THEODOR
Exec Dt:
09/13/1985
2
FROHLICH, JURG
Exec Dt:
09/13/1985
3
KUBITZA, WERNER
Exec Dt:
09/13/1985
4
BREIDENBACH, PETER
Exec Dt:
09/13/1985
5
MENNICKEN, GERHARD
Exec Dt:
09/13/1985
Assignee
1
BAYER AKTIENGESELLSCHAFT LEVERKUSEN, GERMANY A CORP OF GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4929724
NONE
06783704
Correspondence name and address
PATENT DEPARTMENT
MOBAY CHEMICAL CORP.
MOBAY ROAD
PITTSBURGH, PA 15205-9741
Assignment: 6
Reel/Frame:005354/0728   Pages: 2
Recorded: 06/26/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
PEDAIN, JOSEF
Exec Dt:
05/21/1990
2
SCHWINDT, JURGEN
Exec Dt:
05/21/1990
3
ENGBERT, THEODOR
Exec Dt:
05/30/1990
4
SCHONBORN, MANFRED
Exec Dt:
05/21/1990
Assignee
1
BAYER AKTIENGESELLSCHAFT, A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5081203
NONE
07543641
Correspondence name and address
PATENT DEPT.,
MOBAY CORP.,
MOBAY ROAD
PITTSBURGH, PA 15205-9741
Assignment: 7
Reel/Frame:007250/0739   Pages: 2
Recorded: 11/08/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KONIG, EBERHARD
Exec Dt:
08/31/1994
2
ENGBERT, THEODOR
Exec Dt:
08/30/1994
3
KLIMMASCH, THOMAS
Exec Dt:
08/31/1994
4
BOCK, MANFRED
Exec Dt:
08/30/1994
Assignee
1
BAYER AKTIENGESELLSCHAFT
KONZERNVERWALTUNG RP, PATENTABTEILUNG
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5523377
NONE
08336029
Correspondence name and address
MILES INC.
THOMAS W. ROY
PATENT DEPT.
MOBAY ROAD
PITTSBURGH, PA 15205
Assignment: 8
Reel/Frame:007610/0484   Pages: 2
Recorded: 05/08/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KONIG, EBERHARD
Exec Dt:
02/23/1995
2
ENGBERT, THEODOR
Exec Dt:
02/24/1995
3
PEDAIN, JOSEF
Exec Dt:
02/23/1995
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTABTEILUNG
KONZERNVERWALTUNG RP
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5532313
NONE
08436938
Correspondence name and address
THOMAS W. ROY
BAYER CORPORATION
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA., 15205
Assignment: 9
Reel/Frame:007461/0342   Pages: 2
Recorded: 04/27/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KONIG, EBERHARD
Exec Dt:
02/27/1995
2
ENGBERT, THEODOR
Exec Dt:
03/10/1995
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTABTEILUNG
KONZERNVERWALTUNG RP
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5596064
NONE
08430775
Correspondence name and address
THOMAS W. ROY
PATENT DEPARTMENT BAYER CORPORATION
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 10
Reel/Frame:008326/0085   Pages: 2
Recorded: 04/17/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KONIG, EBERHARD
Exec Dt:
03/06/1996
2
ENGBERT, THEODOR
Exec Dt:
03/11/1996
Assignee
1
BAYER AKTIENGESELLSCHAFT
KONZERNZENTRALE RP
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5691438
NONE
08633940
Correspondence name and address
BAYER CORPORATION
THOMAS W ROY
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205
Assignment: 11
Reel/Frame:008125/0401   Pages: 2
Recorded: 07/19/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WAMPRECHT, CHRISTIAN
Exec Dt:
07/04/1996
2
ENGBERT, THEODOR
Exec Dt:
07/04/1996
3
CASSELMANN, HOLGER
Exec Dt:
07/05/1996
4
PEDAIN, JOSEF
Exec Dt:
07/15/1996
5
MEIXNER, JURGEN
Exec Dt:
07/08/1996
Assignee
1
BAYER AKTIENGESELLSCHAFT KONZERNZENTRALE RP
PATENTE KONZERN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5902897
NONE
08684355
Correspondence name and address
BAYER CORPORATION
THOMAS W. ROY
100 BAYER ROAD
PITTSBURGH, PA 15205
Assignment: 12
Reel/Frame:008158/0785   Pages: 2
Recorded: 08/16/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RICHTER, FRANK
Exec Dt:
07/02/1996
2
HALPAAP, REINHARD
Exec Dt:
07/03/1996
3
ENGBERT, THEODOR
Exec Dt:
07/04/1996
Assignee
1
BAYER AKTIENGESELLSCHAFT
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5717091
NONE
08698629
Correspondence name and address
BAYER CORPORATION
THOMAS W. ROY
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205
Assignment: 13
Reel/Frame:008207/0773   Pages: 2
Recorded: 09/10/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHMALSTIEG, LUTZ
Exec Dt:
07/31/1996
2
PEDAIN, JOSEF
Exec Dt:
08/05/1996
3
ENGBERT, THEODOR
Exec Dt:
08/02/1996
4
CASSELMANN, HOLGER
Exec Dt:
08/02/1996
5
KOBELKA, FRANK
Exec Dt:
08/02/1996
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTE KONZERN
KONZERNZENTRALE RP
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5705593
NONE
08709801
Correspondence name and address
BAYER CORPORATION
THOMAS W. ROY
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205
Assignment: 14
Reel/Frame:008671/0706   Pages: 2
Recorded: 07/24/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUREK, GERALD
Exec Dt:
05/20/1997
2
KONIG, EBERHARD
Exec Dt:
05/20/1997
3
NACHTKAMP, KLAUS
Exec Dt:
05/21/1997
4
ENGBERT, THEODOR
Exec Dt:
05/22/1997
Assignee
1
BAYER AKTIENGESELLSCHAFT
KONZERNBEREICH RP
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5889106
NONE
08899951
Correspondence name and address
BAYER CORPORATION
THOMAS W. ROY
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205
Assignment: 15
Reel/Frame:008787/0577   Pages: 2
Recorded: 09/03/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KONIG, EBERHARD
Exec Dt:
06/26/1997
2
NOBLE, KARL-LUDWIG
Exec Dt:
06/26/1997
3
ENGBERT, THEODOR
Exec Dt:
06/26/1997
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENT UND LIZENZEN
KONZERNBEREICH RP
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6242530
NONE
08922818
Correspondence name and address
BAYER CORPORATION
THOMAS W. ROY
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205
Assignment: 16
Reel/Frame:009129/0017   Pages: 2
Recorded: 04/03/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GROTH, STEFAN
Exec Dt:
02/28/1998
2
KOBUSCH, CLAUS
Exec Dt:
03/03/1998
3
SCHMALSTIEG, LUTZ
Exec Dt:
02/28/1998
4
PUPPE, LOTHAR
Exec Dt:
03/05/1998
5
ENGBERT, THEODOR
Exec Dt:
03/12/1998
6
BOCK, MANFRED
Exec Dt:
03/12/1998
7
JONSCHKER, GERHARD
Exec Dt:
03/17/1998
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENT UND LIZENZEN
KONZERNBEREIGH RP
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5998504
NONE
09054590
Correspondence name and address
BAYER CORPORATION
THOMAS W. ROY
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205
Assignment: 17
Reel/Frame:009517/0361   Pages: 2
Recorded: 10/09/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MELCHIORS, MARTIN
Exec Dt:
09/07/1998
2
HOVESTADT, WIELAND
Exec Dt:
09/08/1998
3
BRUCK, JOCHEN
Exec Dt:
09/17/1998
4
ENGBERT, THEODOR
Exec Dt:
09/09/1998
5
BUYSCH, HANS-JOSEF
Exec Dt:
09/22/1998
Assignee
1
BAYER AKTIENGESELLSCHAFT
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6562463
US20020068171
09169262
Correspondence name and address
BAYER CORPORATION
DIDERICO VAN EYL
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205
Assignment: 18
Reel/Frame:009829/0259   Pages: 2
Recorded: 03/16/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BOCK, MANFRED
Exec Dt:
02/16/1999
2
ENGBERT, THEODOR
Exec Dt:
02/22/1999
3
GROTH, STEFAN
Exec Dt:
02/11/1999
4
KLINKSIEK, BERND
Exec Dt:
02/18/1999
5
YESKE, PHILIP
Exec Dt:
02/15/1999
6
JONSCHKER, GERHARD
Exec Dt:
03/02/1999
7
DELLWO, ULRIKE
Exec Dt:
02/25/1999
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENT UND LIZENZEN
KONZERNBEREICH RP
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6020419
NONE
09268851
Correspondence name and address
BAYER CORPORATION
THOMAS W. ROY
100 BAYER ROAD
PITTSBURGH, PA 15205
Assignment: 19
Reel/Frame:009911/0354   Pages: 2
Recorded: 04/20/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HOVESTADT, WIELAND
Exec Dt:
03/11/1999
2
FISCHER, WOLFGANG
Exec Dt:
03/18/1999
3
BOCK, MANFRED
Exec Dt:
03/16/1999
4
ENGBERT, THEODOR
Exec Dt:
03/17/1999
5
KAHL, LOTHAR
Exec Dt:
03/26/1999
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENT UND LIZENZEN
KONZERNBEREICH RP
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6335381
NONE
09294854
Correspondence name and address
BAYER CORPORATION
THOMAS W. ROY
100 BAYER ROAD
PITTSBURGH, PA 15205-9741

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