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Patent Assignment Assignor Details
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Assignor Name : BACHMANN, ROLF
Total Assignments: 22
Assignment: 1
Reel/Frame:005083/0224   Pages: 1
Recorded: 05/11/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BACHMANN, ROLF
Exec Dt:
04/25/1989
Assignee
1
W. GUNTHER GMBH
VIRNSBERGER STRASSE 51
D-8500 NURNBERG 80, GERMANY
Property
 
Pat #
Pub #
Intl #
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4965416
NONE
07350677
Correspondence name and address
SPENCER & FRANK
1111 - 19TH ST., N. W.
WASHINGTON, DC 20036
Assignment: 2
Reel/Frame:005363/0334   Pages: 3
Recorded: 07/02/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KUMMER, KURT
Exec Dt:
06/12/1990
2
ISELI, WERNER
Exec Dt:
06/12/1990
3
BACHMANN, ROLF
Exec Dt:
06/12/1990
Assignee
1
BLASER & CO. AG, A CORP. OF SWITZERLAND
WINTERSEISTRASSE, RUEGSAU
3415 HASLE-RUEGSAU, SWITZERLAND
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5167815
NONE
07525923
Correspondence name and address
RICHARD P. BERG
C/O LADAS & PARRY
3600 WILSHIRE BLVD., STE. #1520
LOS ANGELES, CA 90010
Assignment: 3
Reel/Frame:006860/0493   Pages: 2
Recorded: 06/15/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BACHMANN, ROLF
Exec Dt:
05/24/1993
Assignee
1
W. GUNTHER GMBH
VIRNSBERGER STRASSE 51
W-8500 NURNBERG 80, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5450049
NONE
08047450
Correspondence name and address
SPENCER, FRANK & SCHNEIDER
GEORGE H. SPENCER
1111 19TH STREET, N.W.
WASHINGTON, D.C. 20036
Assignment: 4
Reel/Frame:006928/0293   Pages: 2
Recorded: 04/04/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WULFF, CLAUS
Exec Dt:
03/14/1994
2
HUCKS, UWE
Exec Dt:
03/02/1994
3
BACHMANN, ROLF
Exec Dt:
03/07/1994
4
WEYMANS, GUNTHER
Exec Dt:
03/07/1994
5
KADELKA, JURGENS
Exec Dt:
03/09/1994
6
HERRIG, WOLFGANG
Exec Dt:
03/09/1994
Assignee
1
BAYER AKTIENGESELLSCHAFT
KONZERNVERWALTUNG RP PATENTABTEILUNG
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5412060
NONE
08189382
Correspondence name and address
MILES INC.
DONNA J. VEATCH
MOBAY ROAD
PITTSBURGH, PA 15205
Assignment: 5
Reel/Frame:009293/0213   Pages: 2
Recorded: 04/15/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BACHMANN, ROLF
Exec Dt:
01/04/1996
Assignee
1
ABB MANAGEMENT AG
CH-5401 BADEN, SWITZERLAND
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5845496
NONE
08587969
Correspondence name and address
BURNS, DOANE, SWECKER & MATHIS, L.L.P.
ROBERT S. SWECKER
P.O. BOX 1404
ALEXANDRIA, VA 22313-1404
Assignment: 6
Reel/Frame:009293/0385   Pages: 2
Recorded: 04/15/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BACHMANN, ROLF
Exec Dt:
01/04/1996
Assignee
1
ABB MANAGEMENT AG
CH-5401 BADEN, SWITZERLAND
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5845496
NONE
08587969
Correspondence name and address
BURNS, DOANE, SWECKER & MATHIS, L.L.P.
ROBERT S. SWECKER
P.O. BOX 1404
ALEXANDRIA, VIRGINIA 22313-1404
Assignment: 7
Reel/Frame:007962/0954   Pages: 2
Recorded: 03/20/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FISCHER, THOMAS
Exec Dt:
01/25/1996
2
BACHMANN, ROLF
Exec Dt:
01/23/1996
3
HUCKS, UWE
Exec Dt:
01/25/1996
4
RHIEL, FRANZ-FERDINAND
Exec Dt:
01/23/1996
5
KUHLING, STEFFEN
Exec Dt:
01/31/1996
Assignee
1
BAYER AG
KONZERNVERWALTUNG RP, PATENTE KONZERN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5648437
NONE
08618614
Correspondence name and address
CONNOLLY AND HUTZ
RICHARD M. BECK
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 8
Reel/Frame:008499/0150   Pages: 3
Recorded: 03/24/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUHLING, STEFFEN
Exec Dt:
01/24/1997
2
SCHEBESTA, KLAUS
Exec Dt:
01/14/1997
3
HUCKS, UWE
Exec Dt:
01/15/1997
4
ULLRICH, MARTIN
Exec Dt:
01/17/1997
5
SCHUCHARDT, HEINRICH
Exec Dt:
01/20/1997
6
BACHMANN, ROLF
Exec Dt:
01/15/1997
7
FISCHER, THOMAS
Exec Dt:
01/15/1997
8
KOHLGRUBER, KLEMENS
Exec Dt:
01/14/1997
9
RHIEL, FRAN FERDINAND
Exec Dt:
01/15/1997
10
ZABY, GOTTFRIED
Exec Dt:
01/21/1997
Assignee
1
BAYER AG
PATENTE KONZERN
KONZERNVERWALTUNG RP
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5767224
NONE
08823792
Correspondence name and address
CONNOLLY AND HUTZ
ROBERT G. MCMORROW, JR.
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 9
Reel/Frame:008911/0650   Pages: 3
Recorded: 01/14/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLATTNER, JAKOB
Exec Dt:
12/17/1997
2
BACHMANN, ROLF
Exec Dt:
12/17/1997
3
SCHMID, HANS
Exec Dt:
12/08/1997
Assignee
1
STAEUBLI AG
POSTSTRASSE 5
PFAEFFIKON, SWITZERLAND CH-88
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5975825
NONE
08892391
Correspondence name and address
EVENSON MCKEOWN EDWARDS & LENAHAN PLLC
JAMES F. MCKEOWN, ESQUIRE
1200 G STREET, N.W., SUITE 700
WASHINGTON, D.C. 20005-3814
Assignment: 10
Reel/Frame:010905/0596   Pages: 3
Recorded: 06/15/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BACHMANN, ROLF
Exec Dt:
09/03/1998
2
HAUSERMANN, FREDY
Exec Dt:
09/03/1998
3
MULLER, PETER
Exec Dt:
09/03/1998
4
WEISS, GERHARD
Exec Dt:
09/03/1998
Assignee
1
ASEA BROWN BOVERI AG
CH-5401 BADEN, SWITZERLAND
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6141952
NONE
09156757
Correspondence name and address
BURNS, DOANE, SWECKER & MATHIS, L.L.P.
ROBERT S. SWECKER
P.O. BOX 1404
ALEXANDRIA, VA 22313-1404
Assignment: 11
Reel/Frame:010585/0873   Pages: 2
Recorded: 01/24/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MELCHIORS, MARTIN
Exec Dt:
12/12/1999
2
BACHMANN, ROLF
Exec Dt:
12/17/1999
3
HOVESTADT, WIELAND
Exec Dt:
01/03/2000
4
NOBLE, KARL-LUDWIG
Exec Dt:
01/04/2000
5
BLUM, HARALD
Exec Dt:
01/05/2000
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENT UND LIZENZEN
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6399691
NONE
09490197
Correspondence name and address
BAYER CORPORATION
THOMAS W. ROY
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 12
Reel/Frame:011733/0628   Pages: 3
Recorded: 04/12/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BACHMANN, ROLF
Exec Dt:
04/03/2001
Assignee
1
ALSTOM POWER (SCHWEIZ) AG
HASELSTRASSE 16
CH-5400 BADEN, SWITZERLAND
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6449954
US20010029732
09758186
Correspondence name and address
BURNS, DOANE, SWECKER & MATHIS, L.L.P.
ROBERT S. SWECKER
P.O. BOX 1404
ALEXANDRIA, VIRGINIA 22313-1404
Assignment: 13
Reel/Frame:012739/0414   Pages: 2
Recorded: 03/22/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HUCKS, UWE
Exec Dt:
02/12/2002
2
BACHMANN, ROLF
Exec Dt:
02/14/2002
3
RHIEL, FRAN FERDINAND
Exec Dt:
02/18/2002
4
FISCHER, THOMAS
Exec Dt:
02/21/2002
5
KRATSCHMER, SILKE
Exec Dt:
03/04/2002
Assignee
1
BAYER AKTIENGESELLSCHAFT
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6835797
US20020137874
10103921
Correspondence name and address
BAYER CORPORATION
DONNA J. VEATCH
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH PA 15205-9741
Assignment: 14
Reel/Frame:017515/0692   Pages: 3
Recorded: 01/30/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JOHN, GERALD
Exec Dt:
03/13/2003
2
DIKOW, EDMUND
Exec Dt:
01/21/2003
3
MENDOZA-FROHN, CHRISTINE
Exec Dt:
01/22/2003
4
RONGE, GEORG
Exec Dt:
01/28/2003
5
BACHMANN, ROLF
Exec Dt:
01/30/2003
6
GOTTSCHALK, LUTZ
Exec Dt:
03/02/2003
7
PREIN, MICHAEL
Exec Dt:
02/03/2003
Assignee
1
BAYER AKTIENGESELLSCHAFT
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7071283
US20040039151
10344965
Correspondence name and address
ARON PREIS, BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 15
Reel/Frame:015808/0245   Pages: 3
Recorded: 09/15/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HOFACKER, STEFFEN
Exec Dt:
06/26/2004
2
BACHMANN, ROLF
Exec Dt:
06/25/2004
3
BACKER, LOTHAR
Exec Dt:
07/05/2004
4
WITOSSEK, HERBERT
Exec Dt:
07/01/2004
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7238825
US20050065360
10941659
Correspondence name and address
BAYER MATERIALSCIENCE LLC
JOHN E. MROZINSKI, JR.
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 16
Reel/Frame:042994/0637   Pages: 2
Recorded: 07/13/2017
Attorney Dkt #:LEA36875US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HOFACKER, STEFFEN
Exec Dt:
06/24/2004
2
BACHMANN, ROLF
Exec Dt:
06/25/2004
3
BACKER, LOTHAR
Exec Dt:
07/05/2004
4
WITOSSEK, HERBERT
Exec Dt:
07/01/2004
Assignee
1
BAYER MATERIALSCIENCE AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7420077
US20070219388
11804774
Correspondence name and address
DONALD R. PALLADINO
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 17
Reel/Frame:022895/0699   Pages: 8
Recorded: 06/30/2009
Attorney Dkt #:15778*193 (BMS 06 1 126)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EBERT, WOLFGANG
Exec Dt:
06/10/2009
2
KORDS, CHRISTIAN
Exec Dt:
06/09/2009
3
BACHMANN, ROLF
Exec Dt:
06/17/2009
4
OBENDORF, LARS
Exec Dt:
06/28/2009
5
EYNDE, JOHAN VANDEN
Exec Dt:
05/19/2009
6
RUYTINX, BERT
Exec Dt:
04/30/2009
7
SEEBA, JOHANN
Exec Dt:
06/19/2009
Assignee
1
BAYER MATERIALSCIENCE AG
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7847051
US20090275709
12398243
Correspondence name and address
AARON R. ETTELMAN
CONNOLLY BOVE LODGE & HUTZ LLP
1007 NORTH ORANGE STREET
P. O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 18
Reel/Frame:033827/0929   Pages: 4
Recorded: 09/26/2014
Attorney Dkt #:14069-00528-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AVTOMONOV, EVGENY
Exec Dt:
03/29/2014
2
HENNINGER, BJOERN
Exec Dt:
03/22/2014
3
RUHLAND, MATTHIAS
Exec Dt:
03/21/2014
4
WITKOWSKI, REINER
Exec Dt:
03/26/2014
5
BACHMANN, ROLF
Exec Dt:
03/27/2014
Assignee
1
BAYER INTELLECTUAL PROPERTY GMBH
ALFRED-NOBEL-STR. 10
MONHEIM AM RHEIN, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150051337
14344427
Correspondence name and address
DRINKER BIDDLE & REATH LLP
222 DELAWARE AVENUE
SUITE 1410
WILMINGTON, DE 19801
Assignment: 19
Reel/Frame:034546/0111   Pages: 2
Recorded: 12/18/2014
Attorney Dkt #:BACHMANN - 2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BACHMANN, ROLF
Exec Dt:
11/27/2014
Assignee
1
CONTELEC AG
PORTSTRASSE 38
BIEL/BIENNE, SWITZERLAND 2503
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9318280
US20150091679
14497519
Correspondence name and address
FREDERICK J. DORCHAK, ESQ.
1077 NORTHERN BOULEVARD
ROSLYN, NY 11576
Assignment: 20
Reel/Frame:042474/0828   Pages: 14
Recorded: 05/23/2017
Attorney Dkt #:074023-0691-00-US-544336
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KAUTH, HERMANN
Exec Dt:
12/12/2016
2
LAUE, STEPHAN
Exec Dt:
10/15/2016
3
HEIJL, JAN
Exec Dt:
08/30/2016
4
BRUYNSEELS, FRANKY
Exec Dt:
08/30/2016
5
DE BOCK, MAARTEN
Exec Dt:
08/30/2016
6
BACHMANN, ROLF
Exec Dt:
10/12/2016
7
VANDEN EYNDE, JOHAN
Exec Dt:
10/17/2016
8
KANJANASANTISAK, SOMCHAI
Exec Dt:
08/26/2016
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51371
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9771451
US20160326315
15109237
Correspondence name and address
JOSEPH BARRERA, ESQUIRE
DRINKER BIDDLE & REATH LLP
1177 AVENUE OF THE AMERICAS, 41ST FLOOR
NEW YORK, NY 10036-2714
Assignment: 21
Reel/Frame:055244/0715   Pages: 3
Recorded: 02/12/2021
Attorney Dkt #:JA20001USU
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AMSTUTZ, MERIC
Exec Dt:
01/08/2021
2
BACHMANN, ROLF
Exec Dt:
01/11/2021
Assignee
1
CONTELEC AG
PORTSTR.38
BIEL/BIENNE, SWITZERLAND 2503
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11692534
US20210190055
17125881
Correspondence name and address
JENNIFER HAMILTON
6345 BALBOA BLVD., STE 208
ENCINO, CA 91316
Assignment: 22
Reel/Frame:063464/0445   Pages: 3
Recorded: 04/27/2023
Attorney Dkt #:JA20001C1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AMSTUTZ, MERIC
Exec Dt:
01/08/2021
2
BACHMANN, ROLF
Exec Dt:
01/11/2021
Assignee
1
CONTELEC AG
PORTSTR. 38
BIEL/BIENNE, SWITZERLAND 2503
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230258165
18140215
Correspondence name and address
JENNIFER HAMILTON
6345 BALBOA BLVD., SUITE 312
ENCINO, CA 91316

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