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Patent Assignment Assignee Details
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Assignee Name : BAYER AKTIENGESELLSCAFT
Total Assignments: 22
Assignment: 1
Reel/Frame:003801/0222   Pages: 1
Recorded: 09/10/1980
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HAMPRECHT RAINER
Exec Dt:
08/28/1980
2
LEVERENZ KLAUS
Exec Dt:
08/28/1980
Assignee
1
BAYER AKTIENGESELLSCAFT
A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4424156
NONE
06185660
Correspondence name and address
SPRUNG, FELFE, HORN, LYNCH & KRAMER
600 THIRD AVE.
NEW YORK, NY 10016
Assignment: 2
Reel/Frame:003801/0093   Pages: 1
Recorded: 09/10/1980
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
FUCHS RAINER
Exec Dt:
09/02/1980
2
NAUMANN KLAUS
Exec Dt:
09/02/1980
3
LANTZSCH REINHARD
Exec Dt:
09/02/1980
4
HAGEMANN HERMANN
Exec Dt:
09/02/1980
5
HAMMANN INGEBORG
Exec Dt:
09/02/1980
6
HOMEYER BERNHARD
Exec Dt:
09/02/1980
7
BEHRENZ WOLFGANG
Exec Dt:
09/02/1980
8
STENDEL WILHELM
Exec Dt:
09/02/1980
Assignee
1
BAYER AKTIENGESELLSCAFT
A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4279923
NONE
06185836
Correspondence name and address
SPRUNG, FELFE, HORN,
LYNCH & KRAMER
600 THIRD AVE.
NEW YORK, NY 10016
Assignment: 3
Reel/Frame:003818/0552   Pages: 1
Recorded: 09/24/1980
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SCHAFER WALTER
Exec Dt:
09/08/1980
2
WAGNER KUNO
Exec Dt:
09/08/1980
3
FINDEISEN KURT
Exec Dt:
09/08/1980
Assignee
1
BAYER AKTIENGESELLSCAFT
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4321394
NONE
06190103
Correspondence name and address
PATENT DEPT.
MOBAY CHEMICAL CORP.
PENN LINCOLN PKY. WEST
PITTSBURGH, PA 15205
Assignment: 4
Reel/Frame:003908/0218   Pages: 1
Recorded: 08/07/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KUHLE, ENGELBERT
Exec Dt:
07/30/1981
2
BRANDES, WILHELM
Exec Dt:
07/30/1981
3
FROHBERGER, PAUL-ERNST
Exec Dt:
07/30/1981
Assignee
1
BAYER AKTIENGESELLSCAFT
A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4397869
NONE
06290899
Correspondence name and address
SPRUNG, FELFE, HORN,
LYNCH & KRAMER
600 THIRD AVE.
NEW YORK, NY 10016
Assignment: 5
Reel/Frame:003917/0047   Pages: 1
Recorded: 09/02/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
MAURER, FRITZ
Exec Dt:
08/24/1981
Assignee
1
BAYER AKTIENGESELLSCAFT
A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4393232
NONE
06298827
Correspondence name and address
SPRUNG, FELFE, HORN, LYNCH & KRAMER
600 THIRD AVE.
NEW YORK, NY 10016
Assignment: 6
Reel/Frame:004155/0501   Pages: 1
Recorded: 07/13/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KNIEGE, WILFRIED
Exec Dt:
06/21/1983
2
MICHEL, WERNER
Exec Dt:
06/21/1983
3
ACKERMANN, JURGEN
Exec Dt:
06/21/1983
4
RUDOLPH, KARL-HEINZ
Exec Dt:
06/21/1983
Assignee
1
BAYER AKTIENGESELLSCAFT
A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4487906
NONE
06513477
Correspondence name and address
SPRUNG, HORN, KRAMER & WOODS
600 THIRD AVE.
NEW YORK, NY 10016
Assignment: 7
Reel/Frame:004377/0250   Pages: 1
Recorded: 11/29/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
LOCKHOFF, OSWALD
Exec Dt:
11/16/1984
2
KRUGER, BERND-WIELAND
Exec Dt:
11/16/1984
3
STADLER, PETER
Exec Dt:
11/16/1984
4
METZGER, KARL G.
Exec Dt:
11/16/1984
5
OPITZ, HANS-GEORG
Exec Dt:
11/08/1984
6
SCHALLER, KLAUS
Exec Dt:
11/16/1984
7
STUNKEL, KLAUS G.
Exec Dt:
11/16/1984
8
ZEILER, HANS-JOACHIM
Exec Dt:
11/16/1984
Assignee
1
BAYER AKTIENGESELLSCAFT
A CORP. OF GEMANY
LEVERKUSE, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4737488
NONE
06676160
Correspondence name and address
SPRUNG HORN KRAMER & WOODS
600 THIRD AVENUE
NEW YORK, NY 10016
Assignment: 8
Reel/Frame:004356/0132   Pages: 1
Recorded: 01/11/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SCHLUTER, KLEMENS
Exec Dt:
12/10/1984
2
SCHNORBACH, HANS-JURGEN
Exec Dt:
12/20/1984
Assignee
1
BAYER AKTIENGESELLSCAFT
CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4659736
NONE
06691089
Correspondence name and address
SPRUNG HORN KRAMER & WOODS
600 THIRD AVENUE
NEW YORK, NY 10016
Assignment: 9
Reel/Frame:004355/0568   Pages: 1
Recorded: 01/07/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
RASSHOFER, WERNER
Exec Dt:
12/17/1984
2
KOPP, RICHARD
Exec Dt:
12/17/1984
3
PAUL, REINER
Exec Dt:
12/17/1984
4
SEEL, KLAUS
Exec Dt:
12/17/1984
5
GANSTER, OTTO
Exec Dt:
12/17/1984
Assignee
1
BAYER AKTIENGESELLSCAFT
CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4581388
NONE
06689112
Correspondence name and address
PATENT DEPARTMENT
MOBAY CHEMICAL CORP.
PENN LINCOLN PARKWAY, WEST
PITTSBURGH, PA 15205
Assignment: 10
Reel/Frame:004356/0089   Pages: 1
Recorded: 01/09/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
FUCHS, RAINER
Exec Dt:
12/21/1984
2
NAUMANN, KLAUS
Exec Dt:
12/21/1984
Assignee
1
BAYER AKTIENGESELLSCAFT
CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4544508
NONE
06689759
Correspondence name and address
SPRUNG HORN KRAMER & WOODS
600 THIRD AVE.
NEW YORK, NY 10016
Assignment: 11
Reel/Frame:004357/0806   Pages: 1
Recorded: 01/16/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
FISCHER, HEINZ
Exec Dt:
01/02/1985
Assignee
1
BAYER AKTIENGESELLSCAFT
A CORP OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4722977
NONE
06691932
Correspondence name and address
CONNOLLY AND HUTZ
P.O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 12
Reel/Frame:004360/0771   Pages: 1
Recorded: 01/24/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
PFISTER, THEDOR
Exec Dt:
01/02/1985
2
FORSTER, HEINZ
Exec Dt:
01/02/1985
3
EUE, LUDWIG
Exec Dt:
01/02/1985
4
SCHMIDT, ROBERT R.
Exec Dt:
01/02/1985
5
SANTEL, HANS-JOACHIM
Exec Dt:
01/02/1985
Assignee
1
BAYER AKTIENGESELLSCAFT
CORP. OF GERMANY
LEVERKUSE, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4670040
NONE
06694548
Correspondence name and address
SPRUNG HORN KRAMER AND WOODS
600 THIRD AVENUE
NEW YORK, NY 10016
Assignment: 13
Reel/Frame:004361/0541   Pages: 1
Recorded: 01/24/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HURNIK, HELMUT
Exec Dt:
01/03/1985
2
GROGLER, GERHARD
Exec Dt:
01/03/1985
3
HESS, HEINRICH
Exec Dt:
01/03/1985
4
KOPP, RICHARD
Exec Dt:
01/03/1985
Assignee
1
BAYER AKTIENGESELLSCAFT
CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4623686
NONE
06694562
Correspondence name and address
PATENT DEPT.
MOBAY CHEMICAL CORP.
PENN LINCOLN PARKWAY WEST
PITTSBURGH, PA 15205
Assignment: 14
Reel/Frame:004361/0545   Pages: 1
Recorded: 01/24/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
GROGLER, GERHARD
Exec Dt:
01/03/1985
2
HESS, HEINRICH
Exec Dt:
01/03/1985
3
KOPP, RICHARD
Exec Dt:
01/03/1985
4
RASSHOFER, WERNER
Exec Dt:
01/03/1985
Assignee
1
BAYER AKTIENGESELLSCAFT
CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4569982
NONE
06694572
Correspondence name and address
PATENT DEPT.
MOBAY CHEMICAL CORP.
PENN LINDOLN PARKWAY WEST
PITTSBURGH, PA 15205
Assignment: 15
Reel/Frame:004360/0755   Pages: 1
Recorded: 01/24/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
JAGER, HORST
Exec Dt:
01/14/1985
2
HARMS, WOLFGANG
Exec Dt:
01/14/1985
3
HERD, KARL J.
Exec Dt:
01/14/1985
Assignee
1
BAYER AKTIENGESELLSCAFT
CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4577015
NONE
06694535
Correspondence name and address
SPRUNG, HORN, KRAMER & WOODS
600 THIRD AVE.,
NEW YORK, NY 10016
Assignment: 16
Reel/Frame:004361/0540   Pages: 1
Recorded: 01/24/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HOMBACH, RUDOLF
Exec Dt:
01/14/1985
2
DOLLHAUSEN, MANFRED
Exec Dt:
01/14/1985
3
HESS, HEINRICH
Exec Dt:
01/14/1985
4
GROGLER, GERHARD
Exec Dt:
01/14/1985
5
KOPP, RICHARD
Exec Dt:
01/14/1985
6
REISCHL, ARTUR
Exec Dt:
01/14/1985
Assignee
1
BAYER AKTIENGESELLSCAFT
CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4595445
NONE
06694561
Correspondence name and address
PATENT DEPT.
MOBAY CHEMICAL CORP.
PENN LINCOLN PARKWAY WEST
PITTSBURGH, PA 15205
Assignment: 17
Reel/Frame:004364/0975   Pages: 1
Recorded: 02/04/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
RASSHOFER, WERNER
Exec Dt:
01/21/1985
2
PAUL, REINER
Exec Dt:
01/21/1985
Assignee
1
BAYER AKTIENGESELLSCAFT
CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4587322
NONE
06698005
Correspondence name and address
PATENT DEPT.
MOBAY CHEMICAL CORP.
PENN LINCOLN PARKWAY WEST
PITTSBURGH, PA 15205
Assignment: 18
Reel/Frame:005118/0684   Pages: 1
Recorded: 08/31/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KOGELNIK, HANS-JOACHIM
Exec Dt:
08/30/1989
2
BROCK, MARTIN
Exec Dt:
08/11/1989
3
HETTEL, HANS
Exec Dt:
08/11/1989
Assignee
1
BAYER AKTIENGESELLSCAFT
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4981878
NONE
07401331
Correspondence name and address
GENE HARSH
PATENT DEPARTMENT
MOBAY CORPORATION
MOBAY ROAD
PITTSBURGH, PA 15205-9741
Assignment: 19
Reel/Frame:010303/0534   Pages: 2
Recorded: 10/04/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HASSEL, TILLMANN
Exec Dt:
09/10/1999
2
MEIXNER, JUERGEN
Exec Dt:
09/13/1999
3
MUENZMAY, THOMAS
Exec Dt:
09/13/1999
4
REINERS, JUERGEN
Exec Dt:
09/14/1999
5
SCHOOB, JORG
Exec Dt:
09/10/1999
Assignee
1
BAYER AKTIENGESELLSCAFT
PATENT UND LIZENZEN
KONZERNBEREICH RP
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6284836
NONE
09411096
Correspondence name and address
BAYER CORPORATION
RICHARD E.L. HENDERSON
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PENNSYLVANIA 15205-9741
Assignment: 20
Reel/Frame:010708/0385   Pages: 4
Recorded: 03/23/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HANS-GEORG LERCHEN
Exec Dt:
10/08/1999
2
KARSTEN VON DEM BRUCH
Exec Dt:
10/13/1999
3
JORG BAUMGARTEN
Exec Dt:
10/12/1999
4
MICHAEL SPERZEL
Exec Dt:
10/14/1999
Assignee
1
BAYER AKTIENGESELLSCAFT
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6506734
NONE
09403872
Correspondence name and address
BAYER CORPORATION
JEFFREY M. GREENMAN
VICE PRESIDENT, PATENT & LICENSING
400 MORGAN LANE
WEST HAVEN, CT 06516
Assignment: 21
Reel/Frame:011383/0787   Pages: 3
Recorded: 12/01/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KORTE, SIEGFRIED
Exec Dt:
10/20/2000
2
MEYER, ROLF-VOLKER
Exec Dt:
10/16/2000
3
HUTTE, STEFAN
Exec Dt:
10/12/2000
Assignee
1
BAYER AKTIENGESELLSCAFT
PATENTE UND LIZENZEN
KONZERNBEREICH RP
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6637181
NONE
09701709
Correspondence name and address
NORRIS, MCLAUGHLIN & MARCUS, P.A.
WILLAIM C. GERSTENZANG
220 EAST 42ND STREET - 30TH FLOOR
NEW YORK, NEW YORK 10017
Assignment: 22
Reel/Frame:012492/0201   Pages: 2
Recorded: 01/15/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KLAUSENER, ALEXANDER
Exec Dt:
11/08/2001
2
LANGER, REINHARD
Exec Dt:
11/05/2001
3
RATSCH, STEPHAN
Exec Dt:
11/09/2001
4
DOCKNER, MICHAEL
Exec Dt:
11/09/2001
Assignee
1
BAYER AKTIENGESELLSCAFT
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6740761
US20020111339
09899421
Correspondence name and address
BAYER CORP.
RICHARD E. L. HENDERSON
PATENT DEPT.
100 BAYER ROAD
PITTSBURGH, PA 15205-9741

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