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Patent Assignment Assignor Details
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Assignor Name : WITTHAUS, FRIEDRICH
Total Assignments: 9
Assignment: 1
Reel/Frame:006606/0272   Pages: 3
Recorded: 06/18/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WITTHAUS, FRIEDRICH
Exec Dt:
06/16/1993
2
WEBER, WOLFRAM
Exec Dt:
06/16/1993
3
BIESEL, WOLFGANG, DR.
Exec Dt:
06/16/1993
4
LAY, CARLO
Exec Dt:
06/16/1993
Assignee
1
FRESENIUS AG
GLUCKENSTEINWEG 5
BAD HOMBURG V.D.H., GERMANY 6380
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5350514
NONE
08079162
Correspondence name and address
KATHRYN E. PARKER
WHITHAM & MARHOEFER
RESTON INTERNATIONAL CTR.
11800 SUNRISE VALLEY DR., #220
RESTON, VA 22090
Assignment: 2
Reel/Frame:007020/0872   Pages: 2
Recorded: 06/13/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WITTHAUS, FRIEDRICH
Exec Dt:
05/20/1994
2
LAY, CARLO
Exec Dt:
05/20/1994
3
BIESEL, WOLFGANG
Exec Dt:
05/20/1994
Assignee
1
FRENSENIUS AG
GLUCKENSTEINWEG 5
61350 BAD HOMBURG V.D.H.,, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5449022
NONE
08220120
Correspondence name and address
OMRI M. BEHR, ESQ.
325 PIERSON AVENUE
EDISON, NJ 08837
Assignment: 3
Reel/Frame:007155/0043   Pages: 3
Recorded: 09/08/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WITTHAUS, FRIEDRICH
Exec Dt:
08/30/1994
2
WEBER, WOLFRAM
Exec Dt:
08/30/1994
3
LEICK, LOTHAR
Exec Dt:
08/30/1994
Assignee
1
FRESENIUS AG A GERMAN CORP.
GLUCKENSTEINWEG 5 61350 BAD HOMBURG V.D.H., GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5558769
NONE
08303300
Correspondence name and address
PANITCH SCHWARZE JACOBS & NADEL, P.C.
WILLIAM W. SCHWARZE
1601 MARKET STREET - 36TH FLOOR
PHILADELPHIA, PENNSYLVANIA 19103-2398
Assignment: 4
Reel/Frame:007902/0082   Pages: 2
Recorded: 03/28/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BIESEL, WOLFGANG
Exec Dt:
02/14/1996
2
KREBER, STEFAN
Exec Dt:
02/16/1996
3
BRASS, HENNING
Exec Dt:
02/14/1996
4
WITTHAUS, FRIEDRICH
Exec Dt:
02/14/1996
5
MEISBERGER, ARTUR
Exec Dt:
02/14/1996
Assignee
1
FRESENIUS AG
GLUCKENSTEINWEG 5
61350 BAD HOMBURG V.D.H., GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5814279
NONE
08597443
Correspondence name and address
CUSHMAN DARBY & CUSHMAN, LLP
KEVIN E. JOYCE
1100 NEW YORK AVENUE, N.W.
NINTH FLOOR EAST TOWER
WASHINGTON, D.C. 20005-3918
Assignment: 5
Reel/Frame:009971/0296   Pages: 8
Recorded: 05/14/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MEISBERGER, ARTUR
Exec Dt:
03/23/1999
2
WEBER, WOFRAM
Exec Dt:
04/22/1999
3
LAY, CARLO
Exec Dt:
04/12/1999
4
WITTHAUS, FRIEDRICH
Exec Dt:
04/12/1999
5
KREBER, STEFAN
Exec Dt:
04/22/1999
6
BRASS, HENNING
Exec Dt:
03/25/1999
Assignee
1
FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
GLUCKENSTEINWEG 5
D-61350 BAD HOMBURG, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6280375
NONE
09233311
Correspondence name and address
KENYON & KENYON
RICHARD L. MAYER
ONE BROADWAY
NEW YORK, NY 10004
Assignment: 6
Reel/Frame:010389/0593   Pages: 4
Recorded: 11/12/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BIESEL, WOLFGANG
Exec Dt:
10/08/1999
2
WITTHAUS, FRIEDRICH
Exec Dt:
10/15/1999
Assignee
1
FRESENIUS AG
ELSE-KRONER-STRASSE 1
D-61352 BAD HOMBURG, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6200276
NONE
09350017
Correspondence name and address
KENYON & KENYON
RICHARD L. MAYER
ONE BROADWAY
NEW YORK, NY 10004
Assignment: 7
Reel/Frame:012926/0490   Pages: 3
Recorded: 05/23/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WITTHAUS, FRIEDRICH
Exec Dt:
04/18/2002
2
WEBER, WOLFRAM
Exec Dt:
04/18/2002
Assignee
1
FRESENIUS HEMOCARE GMBH
ELSE-KROENER-STRASSE 1
BAD HOMBURG, GERMANY D-613
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6832981
US20020195154
10152674
Correspondence name and address
JACOBSON HOLMAN PLLC
HARVEY B. JACOBSON, JR.
400 SEVENTH STREET, N.W.
WASHINGTON, D.C. 20004-2218
Assignment: 8
Reel/Frame:013432/0523   Pages: 5
Recorded: 10/28/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WITTHAUS, FRIEDRICH
Exec Dt:
09/12/2002
2
WEBER, WOLFRAM
Exec Dt:
09/30/2002
Assignee
1
FRESENIUS HEMOCARE GMBH
ELSE-KRONER-STRASSE 1
D-61352 BAD HOMBURG, V.D.H., GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6716154
US20030045419
10228553
Correspondence name and address
KENYON & KENYON
THOMAS J. MELORO
ONE BROADWAY
NEW YORK, NY 10004
Assignment: 9
Reel/Frame:022409/0482   Pages: 3
Recorded: 03/11/2009
Attorney Dkt #:P72410US0
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WITTHAUS, FRIEDRICH
Exec Dt:
03/31/2008
2
BREITH, GERHARD
Exec Dt:
03/19/2008
Assignee
1
FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
ELSE-KROENER-STRASSE 1
BAD HOMBURG, GERMANY 61352
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8182686
US20090301961
11991913
Correspondence name and address
JACOBSON HOLMAN PLLC
400 SEVENTH STREET N.W.
SUITE 600
WASHINGTON, DC 20004

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