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Patent Assignment Assignor Details
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Assignor Name : LEVIN, NATHAN W.
Total Assignments: 27
Assignment: 1
Reel/Frame:004256/0330   Pages: 2
Recorded: 05/01/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
LEVIN, NATHAN W.
Exec Dt:
04/26/1984
2
ZASUWA, GERARD A.
Exec Dt:
04/26/1984
Assignee
1
HENRY FORD HOSPITAL
DETROIT, MICHIGAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4710164
NONE
06605776
Correspondence name and address
BARNES, KISSELLE, RAISCH, CHOATE,
WHITTEMORE & HULBERT
1520 FORD BLDG.,
DETROIT, MI 48226
Assignment: 2
Reel/Frame:017300/0917   Pages: 4
Recorded: 03/01/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEVIN, NATHAN W.
Exec Dt:
08/31/2004
2
ZHU, FANSAN
Exec Dt:
08/31/2004
Assignee
1
RENAL RESEARCH INSTITUTE, LLC
207 EAST 94TH STRTEET - SUITE 303
NEW YORK, NEW YORK 10128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7945317
US20070027402
10570368
Correspondence name and address
MAURICE M. KLEE, PH.D.
1951 BURR STREET
FAIRFIELD, CT 06824
Assignment: 3
Reel/Frame:023638/0174   Pages: 5
Recorded: 12/10/2009
Attorney Dkt #:3806.1009-001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOTANKO, PETER
Exec Dt:
11/16/2009
2
LEVIN, NATHAN W.
Exec Dt:
11/16/2009
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451-1457
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8206591
US20100096329
12579909
Correspondence name and address
DAVID E. BROOK
HAMILTON. BROOK, SMITH & REYNOLDS, P.C.
530 VIRGINIA ROAD
P.O. BOX 9133
CONCORD, MA 01742-9133
Assignment: 4
Reel/Frame:023726/0479   Pages: 23
Recorded: 12/31/2009
Attorney Dkt #:3806.1011-001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GOTCH, FRANK A.
Exec Dt:
11/17/2009
2
LIPPS, BENJAMIN J.
Exec Dt:
12/16/2009
3
KOTANKO, PETER
Exec Dt:
11/16/2009
4
LEVIN, NATHAN W.
Exec Dt:
11/16/2009
5
STENNETT, AMANDA K.
Exec Dt:
11/24/2009
6
OFSTHUN, NORMA J.
Exec Dt:
11/24/2009
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451-1457
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8999169
US20100096330
12580803
Correspondence name and address
DAVID E. BROOK, ESQ.
HAMILTON, BROOK, SMITH & REYNOLDS, P.C.
530 VIRGINIA ROAD, P.O. BOX 9133
CONCORD, MA 01742-9133
Assignment: 5
Reel/Frame:028361/0125   Pages: 4
Recorded: 06/12/2012
Attorney Dkt #:3806.1009-006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOTANKO, PETER
Exec Dt:
11/16/2009
2
LEVIN, NATHAN W.
Exec Dt:
11/16/2009
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451-1457
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8419943
US20120253022
13494506
Correspondence name and address
DAVID E. BROOK, ESQ.
530 VIRGINIA ROAD, P.O. BOX 9133
HAMILTON, BROOK, SMITH & REYNOLDS, P.C.
CONCORD, MA 01742-9133
Assignment: 6
Reel/Frame:023632/0464   Pages: 9
Recorded: 12/09/2009
Attorney Dkt #:3806.1012-001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOTANKO, PETER
Exec Dt:
11/24/2009
2
THUSSEN, STEPHAN
Exec Dt:
11/24/2009
3
USVYAT, LEN
Exec Dt:
11/24/2009
4
LEVIN, NATHAN W.
Exec Dt:
11/24/2009
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451-1457
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100099958
12587941
Correspondence name and address
DAVID E. BROOK, ESQ.
HAMILTON, BROOK, SMITH & REYNOLDS, P.C.
530 VIRGINIA ROAD, P.O. BOX 9133
CONCORD, MA 01742-9133
Assignment: 7
Reel/Frame:024860/0722   Pages: 5
Recorded: 08/19/2010
Attorney Dkt #:3806.1015-002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOTANKO, PETER
Exec Dt:
07/15/2010
2
THIJSSEN, STEPHAN
Exec Dt:
07/15/2010
3
LEVIN, NATHAN W.
Exec Dt:
07/15/2010
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451-1457
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8845571
US20110237996
12817390
Correspondence name and address
DAVID E. BROOK, ESQ.
530 VIRGINIA ROAD, P.O. BOX 9133
HAMILTON, BROOK, SMITH & REYNOLDS, P.C.
CONCORD, MA 01742-9133
Assignment: 8
Reel/Frame:025834/0744   Pages: 10
Recorded: 02/18/2011
Attorney Dkt #:3806.1012-002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOTANKO, PETER
Exec Dt:
02/03/2011
2
THIJSSEN, STEPHAN
Exec Dt:
02/03/2011
3
USVYAT, LEN
Exec Dt:
02/03/2011
4
LEVIN, NATHAN W.
Exec Dt:
02/03/2011
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451-1457
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9883799
US20110137136
12959017
Correspondence name and address
DAVID E. BROOK, ESQ.
530 VIRGINIA ROAD, P.O. BOX 9133
HAMILTON, BROOK, SMITH & REYNOLDS, P.C.
CONCORD, MA 01742-9133
Assignment: 9
Reel/Frame:029172/0526   Pages: 5
Recorded: 10/23/2012
Attorney Dkt #:3806.1021-002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOTANKO, PETER
Exec Dt:
07/19/2011
2
THIJSSEN, STEPHAN
Exec Dt:
07/19/2011
3
USVYAT, LEN
Exec Dt:
07/19/2011
4
LEVIN, NATHAN W.
Exec Dt:
07/19/2011
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451-1457
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130041684
13642364
Correspondence name and address
DAVID E. BROOK
530 VIRGINIA ROAD, P.O. BOX 9133
HAMILTON, BROOK, SMITH & REYNOLDS, P.C.
CONCORD, MA 01742-9133
Assignment: 10
Reel/Frame:027640/0851   Pages: 7
Recorded: 02/02/2012
Attorney Dkt #:3806.1022-001 PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOTANKO, PETER
Exec Dt:
01/16/2012
2
THIJSSEN, STEPHAN
Exec Dt:
01/16/2012
3
USVYAT, LEN
Exec Dt:
01/16/2012
4
LEVIN, NATHAN W.
Exec Dt:
01/16/2012
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451-1457
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10203321
US20130244263
13989370
Correspondence name and address
DAVID E. BROOK, ESQ.
530 VIRGINIA ROAD, P.O. BOX 9133
HAMILTON, BROOK, SMITH & REYNOLDS, P.C.
CONCORD, MA 01742-9133
Assignment: 11
Reel/Frame:030551/0533   Pages: 7
Recorded: 06/05/2013
Attorney Dkt #:3806.1022-002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOTANKO, PETER
Exec Dt:
01/16/2012
2
THIJSSEN, STEPHAN
Exec Dt:
01/16/2012
3
USVYAT, LEN
Exec Dt:
01/16/2012
4
LEVIN, NATHAN W.
Exec Dt:
01/16/2012
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451-1457
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10203321
US20130244263
13989370
Correspondence name and address
DAVID E. BROOK
530 VIRGINIA ROAD, P.O. BOX 9133
HAMILTON, BROOK, SMITH & REYNOLDS, P.C.
CONCORD, MA 01742-9133
Assignment: 12
Reel/Frame:027753/0423   Pages: 7
Recorded: 02/23/2012
Attorney Dkt #:3806.1019-003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RAIMANN, JOCHEN G.
Exec Dt:
02/10/2012
2
PENNE, ERIK LARS
Exec Dt:
02/10/2012
3
THIJSSEN, STEPHAN
Exec Dt:
02/14/2012
4
KOTANKO, PETER
Exec Dt:
02/10/2012
5
LEVIN, NATHAN W.
Exec Dt:
02/10/2012
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451-1457
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8518260
US20110079558
12896009
Correspondence name and address
DAVID E. BROOK, ESQ.
530 VIRGINIA ROAD, P.O. BOX 9133
HAMILTON, BROOK, SMITH & REYNOLDS, P.C.
CONCORD, MA 01742-9133
Assignment: 13
Reel/Frame:029183/0482   Pages: 10
Recorded: 10/24/2012
Attorney Dkt #:3806.1034-001 PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FUERTINGER, DORIS HELENE
Exec Dt:
10/05/2012
2
KAPPEL, FRANZ
Exec Dt:
10/09/2012
3
KOTANKO, PETER
Exec Dt:
10/03/2012
4
LEVIN, NATHAN W.
Exec Dt:
10/04/2012
5
THIJSSEN, STEPHAN
Exec Dt:
10/04/2012
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10319478
NONE
14343464
Correspondence name and address
DAVID E. BROOK
530 VIRGINIA ROAD, P.O. BOX 9133
HAMILTON, BROOK, SMITH & REYNOLDS, P.C.
CONCORD, MA 01742-9133
Assignment: 14
Reel/Frame:032695/0777   Pages: 10
Recorded: 04/17/2014
Attorney Dkt #:3806.1034-002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FUERTINGER, DORIS HELENE
Exec Dt:
10/05/2012
2
KAPPEL, FRANZ
Exec Dt:
10/09/2012
3
KOTANKO, PETER
Exec Dt:
10/03/2012
4
LEVIN, NATHAN W.
Exec Dt:
10/04/2012
5
THIJSSEN, STEPHAN
Exec Dt:
10/04/2012
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10319478
US20140200181
14343464
Correspondence name and address
DAVID E. BROOK, ESQ.
530 VIRGINIA ROAD, P.O. BOX 9133
HAMILTON, BROOK, SMITH & REYNOLDS, P.C.
CONCORD, MA 01742-9133
Assignment: 15
Reel/Frame:030583/0032   Pages: 3
Recorded: 04/12/2013
Attorney Dkt #:RRI-104A US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEVIN, NATHAN W.
Exec Dt:
03/26/2013
2
ZHU, FANSAN
Exec Dt:
03/26/2013
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451-1457
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10820827
US20130197389
13879220
Correspondence name and address
MAURICE M. KLEE, PH.D.
1951 BURR STREET
FAIRFIELD, CT 06824
Assignment: 16
Reel/Frame:055855/0322   Pages: 3
Recorded: 04/07/2021
Attorney Dkt #:8142.0007D
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEVIN, NATHAN W.
Exec Dt:
03/26/2013
2
ZHU, FANSAN
Exec Dt:
03/26/2013
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210015397
17032443
Correspondence name and address
KACVINSKY DAISAK BLUNI PLLC
2601 WESTON PARKWAY, SUITE 103
CARY, NC 27513
Assignment: 17
Reel/Frame:031051/0902   Pages: 6
Recorded: 08/21/2013
Attorney Dkt #:3806.1040-001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHU, FANSAN
Exec Dt:
07/24/2013
2
LEVIN, NATHAN W.
Exec Dt:
07/24/2013
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451-1457
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10960122
NONE
14405549
Correspondence name and address
DAVID E. BROOK
530 VIRGINIA ROAD, P.O. BOX 9133
HAMILTON, BROOK, SMITH & REYNOLDS, P.C.
CONCORD, MA 01742-9133
Assignment: 18
Reel/Frame:034525/0982   Pages: 5
Recorded: 12/17/2014
Attorney Dkt #:3806.1040-002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHU, FANSAN
Exec Dt:
07/24/2013
2
LEVIN, NATHAN W.
Exec Dt:
07/24/2013
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451-1457
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10960122
US20150133854
14405549
Correspondence name and address
DAVID E. BROOK, ESQ.
530 VIRGINIA ROAD
HAMILTON, BROOK, SMITH & REYNOLDS, P.C.
CONCORD, MA 01742-9133
Assignment: 19
Reel/Frame:055681/0915   Pages: 5
Recorded: 03/23/2021
Attorney Dkt #:8142.0092D
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHU, FANSAN
Exec Dt:
07/24/2013
2
LEVIN, NATHAN W.
Exec Dt:
07/24/2013
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451-1457
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210178042
17186468
Correspondence name and address
KACVINSKY DAISAK BLUNI PLLC
2601 WESTON PARKWAY, SUITE 103
CARY, NC 27513
Assignment: 20
Reel/Frame:031601/0215   Pages: 6
Recorded: 11/14/2013
Attorney Dkt #:3806.1037-001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHU, FANSAN
Exec Dt:
11/04/2013
2
KOTANKO, PETER
Exec Dt:
11/04/2013
3
THIJSSEN, STEPHAN
Exec Dt:
11/04/2013
4
LEVIN, NATHAN W.
Exec Dt:
11/04/2013
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451-1457
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9974491
US20150208988
14424005
Correspondence name and address
DAVID E. BROOK
530 VIRGINIA ROAD, P.O. BOX 9133
HAMILTON, BROOK, SMITH & REYNOLDS, P.C.
CONCORD, MA 01742-9133
Assignment: 21
Reel/Frame:035083/0183   Pages: 6
Recorded: 03/04/2015
Attorney Dkt #:3806.1037-002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHU, FANSAN
Exec Dt:
11/04/2013
2
KOTANKO, PETER
Exec Dt:
11/04/2013
3
THIJSSEN, STEPHAN
Exec Dt:
11/04/2013
4
LEVIN, NATHAN W.
Exec Dt:
11/04/2013
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451-1457
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9974491
US20150208988
14424005
Correspondence name and address
DAVID E. BROOK, ESQ.
530 VIRGINIA ROAD, P.O. BOX 9133
HAMILTON, BROOK, SMITH & REYNOLDS, P.C.
CONCORD, MA 01742-9133
Assignment: 22
Reel/Frame:032312/0480   Pages: 12
Recorded: 02/27/2014
Attorney Dkt #:3806.1042-001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FUERTINGER, DORIS HELENE
Exec Dt:
12/30/2013
2
KAPPEL, FRANZ
Exec Dt:
01/08/2014
3
KOTANKO, PETER
Exec Dt:
01/31/2014
4
LEVIN, NATHAN W.
Exec Dt:
12/30/2013
5
THIJSSEN, STEPHAN
Exec Dt:
12/30/2013
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451-1457
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9679111
US20140128791
14072506
Correspondence name and address
DAVID E. BROOK, ESQ.
530 VIRGINIA ROAD, P.O. BOX 9133
HAMILTON, BROOK, SMITH & REYNOLDS, P.C.
CONCORD, MA 01742-9133
Assignment: 23
Reel/Frame:033516/0534   Pages: 4
Recorded: 08/12/2014
Attorney Dkt #:3806.1049-000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEVIN, NATHAN W.
Exec Dt:
04/25/2014
2
ZHU, FANSAN
Exec Dt:
04/24/2014
3
KOTANKO, PETER
Exec Dt:
04/24/2014
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9675294
US20140249384
14345856
Correspondence name and address
DAVID E. BROOK, ESQ.
530 VIRIGINIA ROAD, P.O. BOX 9133
HAMILTON, BROOK, SMITH & REYNOLDS, P.C.
CONCORD, MA 01742-9133
Assignment: 24
Reel/Frame:042760/0561   Pages: 4
Recorded: 06/20/2017
Attorney Dkt #:3806.1049-001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEVIN, NATHAN W.
Exec Dt:
04/25/2014
2
ZHU, FANSAN
Exec Dt:
04/24/2014
3
KOTANKO, PETER
Exec Dt:
04/24/2014
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10953147
US20170239408
15591973
Correspondence name and address
DAVID E. BROOK, ESQ.
HAMILTON, BROOK, SMITH & REYNOLDS, P.C.
P.O. BOX 9133, 530 VIRGINIA ROAD
CONCORD, MA 01742-9133
Assignment: 25
Reel/Frame:034029/0955   Pages: 4
Recorded: 10/24/2014
Attorney Dkt #:3806.1015-009
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOTANKO, PETER
Exec Dt:
09/30/2014
2
THIJSSEN, STEPHAN
Exec Dt:
09/30/2014
3
LEVIN, NATHAN W.
Exec Dt:
09/30/2014
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10525186
US20140353251
14463000
Correspondence name and address
DAVID E. BROOK, ESQ.
530 VIRGINIA ROAD, P.O. BOX 9133
HAMILTON, BROOK, SMITH & REYNOLDS, P.C.
CONCORD, MA 01742-9133
Assignment: 26
Reel/Frame:051794/0866   Pages: 5
Recorded: 02/12/2020
Attorney Dkt #:?8142.0009C1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHU, FANSAN
Exec Dt:
10/02/2015
2
LEVIN, NATHAN W.
Exec Dt:
10/02/2015
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10952643
US20180303380
16019268
Correspondence name and address
KACVINSKY DAISAK BLUNI PLLC
2601 WESTON PARKWAY, SUITE 103
CARY, NC 27513
Assignment: 27
Reel/Frame:057731/0612   Pages: 8
Recorded: 10/07/2021
Attorney Dkt #:8142.0054
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHU, FANSAN
Exec Dt:
07/18/2018
2
KOTANKO, PETER
Exec Dt:
07/18/2018
3
LEVIN, NATHAN W.
Exec Dt:
09/23/2021
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11234609
US20190015013
16031763
Correspondence name and address
KACVINSKY DAISAK BLUNI PLLC
2601 WESTON PARKWAY, SUITE 103
CARY, NC 27513

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