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Patent Assignment Assignor Details
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Assignor Name : BUXBAUM, GUNTER
Total Assignments: 20
Assignment: 1
Reel/Frame:003962/0307   Pages: 1
Recorded: 11/25/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
RADEMACHERS, JAKOB
Exec Dt:
11/20/1981
2
NAUMANN, ROLF
Exec Dt:
11/20/1981
3
BIERMANN, HANS-PETER
Exec Dt:
11/20/1981
4
BUXBAUM, GUNTER
Exec Dt:
11/20/1981
5
RAMBOLD, WOLFGANG
Exec Dt:
11/20/1981
Assignee
1
BAYER AKTIENGESELLSCHAFT, A GERMAN CORP.
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4470844
NONE
06324915
Correspondence name and address
SPRUNG, FELFE, HORN,
LYNCH & KRAMER
600 THIRD AVE.
NEW YORK, NY 10016
Assignment: 2
Reel/Frame:004413/0202   Pages: 1
Recorded: 05/31/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
NAUMANN, ROLF
Exec Dt:
05/23/1985
2
LEITNER, LUTZ
Exec Dt:
05/23/1985
3
RADEMACHERS, JAKOB
Exec Dt:
05/23/1985
4
BUXBAUM, GUNTER
Exec Dt:
05/23/1985
Assignee
1
BAYER AKTIENGESELLSCHAFT
A CORP OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4631090
NONE
06740090
Correspondence name and address
SPRUNG HORN KRAMER & WOODS
600 THIRD AVENUE
NEW YORK, NY 10016
Assignment: 3
Reel/Frame:004448/0106   Pages: 1
Recorded: 08/21/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
WIESE, JURGEN
Exec Dt:
08/08/1985
2
BUXBAUM, GUNTER
Exec Dt:
08/08/1985
3
SCHAFER, ROLF
Exec Dt:
08/08/1985
4
RODI, FRITZ
Exec Dt:
08/08/1985
Assignee
1
BAYER AKTIENGESELLSCHAFT A CORP OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5002751
NONE
06767900
Correspondence name and address
CONNOLLY AND HUTZ
P. O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 4
Reel/Frame:004501/0155   Pages: 1
Recorded: 12/26/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BUROW, WILFRED
Exec Dt:
12/11/1985
2
WIESE, JURGEN
Exec Dt:
12/11/1985
3
BUXBAUM, GUNTER
Exec Dt:
12/11/1985
Assignee
1
BAYER AKTIENGESELLSCHAFT
A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4753680
NONE
06813377
Correspondence name and address
CONNOLLY AND HUTZ
P.O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 5
Reel/Frame:004618/0959   Pages: 1
Recorded: 10/14/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BUXBAUM, GUNTER
Exec Dt:
09/22/1986
2
MEISEN, ULRICH
Exec Dt:
09/22/1986
3
HABEREY, FLORIAN
Exec Dt:
09/24/1986
Assignee
1
BAYER AKTIENGESELLSCHAFT, A CORP OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4773938
NONE
06918574
Correspondence name and address
CONNOLLY & HUTZ
P. O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 6
Reel/Frame:005088/0337   Pages: 1
Recorded: 06/08/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
WIESE, JURGEN
Exec Dt:
05/26/1989
2
WESTERHAUS, AXEL
Exec Dt:
05/26/1989
3
SCHARSCHMIDT, JURGEN
Exec Dt:
05/26/1989
4
BUXBAUM, GUNTER
Exec Dt:
05/26/1989
Assignee
1
BAYER AKTIENGESELLSCHAFT, LEVERKUSEN, GERMANY, A CORP. OF GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4990189
NONE
07364052
Correspondence name and address
RICHARD S. BARTH
SPRUNG HORN KRAMER & WOODS
600 THIRD AVENUE
NEW YORK, NEW YORK 10016
Assignment: 7
Reel/Frame:005090/0242   Pages: 1
Recorded: 06/14/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
WIESE, JURGEN
Exec Dt:
05/29/1989
2
BUXBAUM, GUNTER
Exec Dt:
05/29/1989
3
KRESSE, PETER
Exec Dt:
05/29/1989
Assignee
1
BAYER AKTIENGESELLSCHAFT
A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5055136
NONE
07365839
Correspondence name and address
CONNOLLY AND HUTZ
P. O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 8
Reel/Frame:005191/0640   Pages: 1
Recorded: 12/04/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BUXBAUM, GUNTER
Exec Dt:
11/10/1989
Assignee
1
BAYER AKTIENGESELLSCHAFT, A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5164007
NONE
07444966
Correspondence name and address
CONNOLLY & HUTZ
P.O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 9
Reel/Frame:005242/0021   Pages: 1
Recorded: 02/26/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KROCKERT, BERND
Exec Dt:
02/09/1990
2
PRINTZEN, HELMUT
Exec Dt:
02/09/1990
3
BUXBAUM, GUNTER
Exec Dt:
02/09/1990
Assignee
1
BAYER AKTIENGESELLSCHAFT
A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5076848
NONE
07484528
Correspondence name and address
CONNOLLY AND HUTZ
P.O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 10
Reel/Frame:005306/0899   Pages: 2
Recorded: 03/05/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BUXBAUM, GUNTER
Exec Dt:
02/15/1990
2
WIESE, JURGEN
Exec Dt:
02/15/1990
3
KIEMLE, PETER
Exec Dt:
02/15/1990
4
EILING, ALOYS
Exec Dt:
02/15/1990
Assignee
1
BAYER AKTIENGESELLSCHAFT, A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5028269
NONE
07488933
Correspondence name and address
CONNOLLY AND HUTZ
P. O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 11
Reel/Frame:005331/0151   Pages: 2
Recorded: 05/25/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KROCKERT, BERND
Exec Dt:
05/11/1990
2
PRINTZEN, HELMUT
Exec Dt:
05/11/1990
3
GANTER, KARL-WERNER
Exec Dt:
05/14/1990
4
BUXBAUM, GUNTER
Exec Dt:
05/14/1990
Assignee
1
BAYER AKTIENGESELLSCHAFT, A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5032180
NONE
07529104
Correspondence name and address
CONNOLLY & HUTZ
P. O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 12
Reel/Frame:005598/0263   Pages: 2
Recorded: 01/22/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KUSKE, PETER
Exec Dt:
12/11/1990
2
BUXBAUM, GUNTER
Exec Dt:
12/07/1990
Assignee
1
BAYER AKTIENGESELLSCHAFT, A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5154769
NONE
07644320
Correspondence name and address
CONNOLLY AND HUTZ
P. O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 13
Reel/Frame:005788/0489   Pages: 2
Recorded: 07/22/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KUSKE, PETER
Exec Dt:
07/01/1991
2
BUXBAUM, GUNTER
Exec Dt:
06/26/1991
Assignee
1
BAYER AKTIENGESELLSCHAFT
A CORPORATION OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5085706
NONE
07733329
Correspondence name and address
RICHARD T. FOSTER
CONNOLLY AND HUTZ
1220 MARKET BUILDING
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 14
Reel/Frame:005882/0849   Pages: 2
Recorded: 10/15/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BUXBAUM, GUNTER
Exec Dt:
08/01/1991
2
KROCKERT, BERND
Exec Dt:
08/02/1991
Assignee
1
BAYER AKTIENGESELLSCHAFT
A CORPORATION OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5215584
NONE
07775483
Correspondence name and address
RICHARD T. FOSTER
CONNOLLY AND HUTZ
1220 MARKET BUILDING
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 15
Reel/Frame:006199/0057   Pages: 2
Recorded: 06/18/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KUSKE, PETER
Exec Dt:
04/23/1992
2
BUXBAUM, GUNTER
Exec Dt:
04/24/1992
Assignee
1
BAYER AKTIENGESELLSCHAFT
A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5269841
NONE
07901214
Correspondence name and address
ROBERT G. MCMORROW, JR.
CONNOLLY AND HUTZ
1220 MARKET BUILDING
P.O. BOX 2207
WILMINGTON, DE. 19899
Assignment: 16
Reel/Frame:006292/0049   Pages: 2
Recorded: 10/19/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KUNSTMANN, HERBERT
Exec Dt:
08/10/1992
2
BUXBAUM, GUNTER
Exec Dt:
08/11/1992
3
BRUNN, HORST
Exec Dt:
08/13/1992
Assignee
1
BAYER AG
KONZERNVERWALTUNG RP
PATENTE KONZERN
5090 LEVERKUSEN, BAYERWERK, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5269843
NONE
07962812
Correspondence name and address
CONNOLLY AND HUTZ
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 17
Reel/Frame:006328/0310   Pages: 2
Recorded: 11/16/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
JONAS, FRIEDRICH
Exec Dt:
08/31/1992
2
FRANKENAU, ANDREAS
Exec Dt:
09/01/1992
3
BUXBAUM, GUNTER
Exec Dt:
09/01/1992
Assignee
1
BAYER AG
KONZERNVERWALTUNG RP
PATENTE KONZERN
5090 LEVERKUSEN, BAYERWERK, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5300146
NONE
07977063
Correspondence name and address
CONNOLLY AND HUTZ
WILLIAM E. MCSHANE
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 18
Reel/Frame:006738/0565   Pages: 2
Recorded: 10/12/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PITZER, ULRIKE
Exec Dt:
08/30/1993
2
LERCH, KLAUS
Exec Dt:
09/06/1993
3
BUXBAUM, GUNTER
Exec Dt:
08/31/1993
Assignee
1
BAYER AG
KONZERNVERWALTUNG RP PATENTE
KONZERN D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5368640
NONE
08134586
Correspondence name and address
WILLIAM E. MCSHANE
CONNOLLY AND HUTZ
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 19
Reel/Frame:006983/0797   Pages: 2
Recorded: 05/16/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LERCH, KLAUS
Exec Dt:
04/21/1994
2
BUXBAUM, GUNTER
Exec Dt:
04/22/1994
Assignee
1
BAYER AKTIENGESELLSCHAFT
KONZERNZENTRALE RP
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5421878
NONE
08217191
Correspondence name and address
CONNOLLY AND HUTZ
WILLIAM E. MCSHANE
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 20
Reel/Frame:015907/0338   Pages: 2
Recorded: 10/18/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEEWALD, ERIC
Exec Dt:
09/06/2004
2
BUXBAUM, GUNTER
Exec Dt:
09/16/2004
3
PAKULL, RALF
Exec Dt:
09/16/2004
Assignee
1
BAYER MATERIAL SCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050086214
10967401
Correspondence name and address
JOSEPH C. GIL
PATENT DEPT.
100 BAYER ROAD
PITTSBURGH, PA 15205-9741

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