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Patent Assignment Assignor Details
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Assignor Name : BARRETT, LOUIS LEEGRANDE
Total Assignments: 9
Assignment: 1
Reel/Frame:040161/0063   Pages: 3
Recorded: 10/28/2016
Attorney Dkt #:721628
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BARRETT, LOUIS LEEGRANDE
Exec Dt:
08/25/2015
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10426387
US20160374596
15191708
Correspondence name and address
LEYDIG, VOIT & MAYER, LTD.
TWO PRUDENTIAL PLAZA, SUITE 4900
CHICAGO, IL 60601
Assignment: 2
Reel/Frame:050087/0639   Pages: 3
Recorded: 08/19/2019
Attorney Dkt #:744464
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BARRETT, LOUIS LEEGRANDE
Exec Dt:
08/25/2015
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11241176
US20190365293
16541576
Correspondence name and address
LEYDIG, VOIT & MAYER, LTD.
TWO PRUDENTIAL PLAZA, SUITE 4900
CHICAGO, IL 60601
Assignment: 3
Reel/Frame:058700/0988   Pages: 3
Recorded: 01/19/2022
Attorney Dkt #:759378
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BARRETT, LOUIS LEEGRANDE
Exec Dt:
08/25/2015
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220202316
17579525
Correspondence name and address
LEYDIG, VOIT & MAYER, LTD.
TWO PRUDENTIAL PLAZA, SUITE 4900
CHICAGO, IL 60601
Assignment: 4
Reel/Frame:051937/0795   Pages: 4
Recorded: 02/26/2020
Attorney Dkt #:748232
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BARRETT, LOUIS LEEGRANDE
Exec Dt:
10/04/2017
2
HO, CHIH-HU
Exec Dt:
10/02/2017
3
STROUP, ERIC
Exec Dt:
10/06/2017
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10765792
US20200188567
16801666
Correspondence name and address
LEYDIG, VOIT & MAYER, LTD.
180 N. STETSON, TWO PRUDENTIAL PLAZA
SUITE 4900
CHICAGO, IL 60601
Assignment: 5
Reel/Frame:053359/0443   Pages: 4
Recorded: 07/30/2020
Attorney Dkt #:750367
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BARRETT, LOUIS LEEGRANDE
Exec Dt:
10/04/2017
2
HO, CHIH-HU
Exec Dt:
10/02/2017
3
STROUP, ERIC
Exec Dt:
10/06/2017
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11141515
US20200353145
16943794
Correspondence name and address
LEYDIG, VOIT & MAYER, LTD.
180 N. STETSON, TWO PRUDENTIAL PLAZA
SUITE 4900
CHICAGO, IL 60601
Assignment: 6
Reel/Frame:047820/0046   Pages: 4
Recorded: 12/19/2018
Attorney Dkt #:739352
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BARRETT, LOUIS LEEGRANDE
Exec Dt:
12/11/2018
2
LAW, PERRY N.
Exec Dt:
12/11/2018
3
COX, DOUGLAS L.
Exec Dt:
12/11/2018
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11389576
NONE
16207980
Correspondence name and address
LEYDIG, VOIT & MAYER, LTD.
TWO PRUDENTIAL PLAZA, SUITE 4900
CHICAGO, IL 60601
Assignment: 7
Reel/Frame:060239/0656   Pages: 4
Recorded: 06/17/2022
Attorney Dkt #:763161
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BARRETT, LOUIS LEEGRANDE
Exec Dt:
12/11/2018
2
LAW, PERRY N.
Exec Dt:
12/11/2018
3
COX, DOUGLAS L.
Exec Dt:
12/11/2018
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220323658
17843409
Correspondence name and address
LEYDIG, VOIT & MAYER, LTD.
180 N. STETSON, TWO PRUDENTIAL PLAZA
SUITE 4900
CHICAGO, 60601 UNITED STATES
Assignment: 8
Reel/Frame:051003/0667   Pages: 8
Recorded: 11/13/2019
Attorney Dkt #:745501
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LAW, PERRY N.
Exec Dt:
11/06/2019
2
BARRETT, LOUIS LEEGRANDE
Exec Dt:
11/06/2019
3
CHAU, CHRISTOPHER YIM
Exec Dt:
11/07/2019
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
D979050
NONE
29711195
Correspondence name and address
LEYDIG, VOIT & MAYER, LTD.
TWO PRUDENTIAL PLAZA, SUITE 4900
CHICAGO, IL 60601
Assignment: 9
Reel/Frame:067208/0858   Pages: 12
Recorded: 04/24/2024
Attorney Dkt #:18196-0373001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BARRETT, LOUIS LEEGRANDE
Exec Dt:
01/29/2021
2
MOSS, JON F.
Exec Dt:
02/01/2021
3
PETERSON, DAVID W.
Exec Dt:
01/26/2021
4
GLAITTLI, RONALD S.
Exec Dt:
01/29/2021
Assignee
1
FRESENIUS MEDICAL CARE HOLDINGS, INC.
920 WINTER STREET
WALTHAM, MASSACHUSETTS 02451-1457
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220218888
17545543
Correspondence name and address
JOHN BOWLER
FISH & RICHARDSON P.C.
P.O. BOX 1022
MINNEAPOLIS, MN 55440-1022

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