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Patent Assignment Assignor Details
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Assignor Name : CHENG, XIAOQIAN
Total Assignments: 21
Assignment: 1
Reel/Frame:052456/0568   Pages: 8
Recorded: 04/21/2020
Attorney Dkt #:067691-008USPX
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/23/2018
2
Exec Dt:
02/26/2018
3
Exec Dt:
02/24/2018
4
Exec Dt:
04/15/2020
Assignee
1
2121 EYE STREET, NW
WASHINGTON, DISTRICT OF COLUMBIA 20052
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
15741183
Correspondence name and address
NIXON PEABODY LLP
70 WEST MADISON STREET, SUITE 3500
CHICAGO, IL 60602
Assignment: 2
Reel/Frame:058566/0282   Pages: 8
Recorded: 01/06/2022
Attorney Dkt #:067691-000008USC1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/23/2018
2
Exec Dt:
02/26/2018
3
Exec Dt:
02/24/2018
4
Exec Dt:
04/15/2020
Assignee
1
2121 EYE STREET, NW
WASHINGTON, DISTRICT OF COLUMBIA 20052
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17647118
Correspondence name and address
NIXON PEABODY LLP
70 WEST MADISON STREET
SUITE 5200
CHICAGO, IL 60602
Assignment: 3
Reel/Frame:049476/0791   Pages: 8
Recorded: 06/14/2019
Attorney Dkt #:130761.00910
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/06/2019
2
Exec Dt:
08/16/2018
3
Exec Dt:
08/22/2018
4
Exec Dt:
08/22/2018
Assignee
1
RICE HALL, SUITE 601
2121 I STREET, NW
WASHINGTON, DISTRICT OF COLUMBIA 20052
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16076651
Correspondence name and address
PETER S. WEISSMAN
1825 EYE STREET, NW
WASHINGTON, DC 20006
Assignment: 4
Reel/Frame:049689/0801   Pages: 9
Recorded: 07/08/2019
Attorney Dkt #:130761.00835
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/23/2018
2
Exec Dt:
08/16/2018
3
Exec Dt:
08/22/2018
4
Exec Dt:
08/22/2018
Assignee
1
RICE HALL, SUITE 601
2121 I STREET, NW
WASHINGTON, DISTRICT OF COLUMBIA 20052
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16076651
Correspondence name and address
PETER S. WEISSMAN
1825 EYE STREET, NW
WASHINGTON, DC 20006
Assignment: 5
Reel/Frame:050188/0628   Pages: 2
Recorded: 08/27/2019
Attorney Dkt #:9101.091
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/22/2019
2
Exec Dt:
02/22/2019
3
Exec Dt:
02/28/2019
Assignee
1
6930 CARROLL AVENUE
TAKOMA PARK, MARYLAND 20192
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16547962
Correspondence name and address
24IP LAW GROUP
428 FOURTH STREET, STE. 3
ANNAPOLIS, MD 21403
Assignment: 6
Reel/Frame:058146/0141   Pages: 4
Recorded: 11/16/2021
Attorney Dkt #:9101.109US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/30/2019
2
Exec Dt:
05/30/2019
3
Exec Dt:
05/30/2019
4
Exec Dt:
05/30/2019
5
Exec Dt:
05/30/2019
Assignee
1
6930 CARROLL AVENUE
TAKOMA PARK, MARYLAND 20912
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17611461
Correspondence name and address
TIMOTHY R. DEWITT
515 THIRD STREET
ANNAPOLIS, MD 21403
Assignment: 7
Reel/Frame:051814/0052   Pages: 2
Recorded: 02/13/2020
Attorney Dkt #:9101.036
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/12/2020
2
Exec Dt:
02/12/2020
Assignee
1
6930 CARROLL AVENUE
TAKOMA PARK, MARYLAND 20192
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
16547940
Correspondence name and address
24IP LAW GROUP
428 FOURTH STREET, STE. 3
ANNAPOLIS, MD 21403
Assignment: 8
Reel/Frame:054283/0457   Pages: 3
Recorded: 11/03/2020
Attorney Dkt #:9101.036
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE NAME PREVIOUSLY RECORDED ON REEL 051814 FRAME 0052. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors
1
Exec Dt:
02/12/2020
2
Exec Dt:
02/12/2020
Assignee
1
6930 CARROLL AVENUE
TAKOMA PARK, MARYLAND 20912
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
16547940
Correspondence name and address
TIMOTHY R. DEWITT
428 FOURTH STREET
ANNAPOLIS, MD 21403
Assignment: 9
Reel/Frame:064126/0551   Pages: 6
Recorded: 06/30/2023
Attorney Dkt #:9101.129US1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/16/2020
2
Exec Dt:
04/16/2020
3
Exec Dt:
04/16/2020
4
Exec Dt:
04/16/2020
5
Exec Dt:
04/16/2020
6
Exec Dt:
04/16/2020
7
Exec Dt:
04/16/2020
8
Exec Dt:
04/16/2020
9
Exec Dt:
04/18/2020
Assignee
1
6930 CARROLL AVENUE
TAKOMA PARK, MARYLAND 20912
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
17228510
Correspondence name and address
TIMOTHY R. DEWITT
428 FOURTH STREET
SUITE 2
ANNAPOLIS, MD 21403
Assignment: 10
Reel/Frame:053881/0442   Pages: 2
Recorded: 09/25/2020
Attorney Dkt #:9101.110
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/23/2020
2
Exec Dt:
09/24/2020
3
Exec Dt:
09/24/2020
Assignee
1
6930 CARROLL AVENUE
TAKOMA PARK, MARYLAND 20192
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16933782
Correspondence name and address
24IP LAW GROUP USA, PLLC
428 FOURTH STREET, STE. 3
ANNAPOLIS, MD 21403
Assignment: 11
Reel/Frame:054715/0173   Pages: 2
Recorded: 12/21/2020
Attorney Dkt #:9101.111
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/21/2020
2
Exec Dt:
12/21/2020
3
Exec Dt:
12/21/2020
4
Exec Dt:
12/21/2020
Assignee
1
6930 CARROLL AVENUE
TAKOMA PARK, MARYLAND 20912
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
16892651
Correspondence name and address
TIMOTHY R. DEWITT
428 FOURTH STREET
ANNAPOLIS, MD 21403
Assignment: 12
Reel/Frame:054715/0186   Pages: 2
Recorded: 12/21/2020
Attorney Dkt #:9101.111
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/21/2020
2
Exec Dt:
12/21/2020
3
Exec Dt:
12/21/2020
4
Exec Dt:
12/21/2020
Assignee
1
6930 CARROLL AVENUE
TAKOMA PARK, MARYLAND 20912
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
16892651
Correspondence name and address
TIMOTHY R. DEWITT
428 FOURTH STREET
ANNAPOLIS, MD 21403
Assignment: 13
Reel/Frame:054966/0725   Pages: 2
Recorded: 01/20/2021
Attorney Dkt #:9101.112
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/14/2021
2
Exec Dt:
01/14/2021
3
Exec Dt:
01/14/2021
4
Exec Dt:
01/14/2021
Assignee
1
6930 CARROLL AVENUE
TAKOMA PARK, MARYLAND 20912
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17135847
Correspondence name and address
TIMOTHY R. DEWITT
428 FOURTH STREET
ANNAPOLIS, MD 21403
Assignment: 14
Reel/Frame:054994/0636   Pages: 2
Recorded: 01/22/2021
Attorney Dkt #:9101.114
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/14/2021
2
Exec Dt:
01/14/2021
3
Exec Dt:
01/14/2021
4
Exec Dt:
01/14/2021
Assignee
1
6930 CARROLL AVENUE
TAKOMA PARK, MARYLAND 20912
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
17133101
Correspondence name and address
24IP LAW GROUP USA, PLLC
428 FOURTH STREET, STE. 3
ANNAPOLIS, MD 21403
Assignment: 15
Reel/Frame:054998/0669   Pages: 2
Recorded: 01/22/2021
Attorney Dkt #:9101.115
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/14/2021
2
Exec Dt:
01/14/2021
3
Exec Dt:
01/14/2021
4
Exec Dt:
01/14/2021
Assignee
1
6930 CARROLL AVENUE
TAKOMA PARK, MARYLAND 20912
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17135883
Correspondence name and address
24IP LAW GROUP USA, PLLC
428 FOURTH STREET, STE. 3
ANNAPOLIS, MD 21403
Assignment: 16
Reel/Frame:056159/0328   Pages: 6
Recorded: 05/06/2021
Attorney Dkt #:9101.129US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/14/2021
2
Exec Dt:
01/14/2021
3
Exec Dt:
01/14/2021
4
Exec Dt:
01/14/2021
5
Exec Dt:
01/14/2021
6
Exec Dt:
01/14/2021
7
Exec Dt:
01/14/2021
8
Exec Dt:
01/14/2021
9
Exec Dt:
01/14/2021
Assignee
1
6930 CARROLL AVENUE
10TH FL., SUITE 1000
TAKOMA PARK, MARYLAND 20912
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
17284762
Correspondence name and address
TIMOTHY R. DEWITT
428 FOURTH STREET
SUITE 3
ANNAPOLIS, MD 21403
Assignment: 17
Reel/Frame:056978/0350   Pages: 4
Recorded: 07/26/2021
Attorney Dkt #:9101.117
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/14/2021
2
Exec Dt:
01/14/2021
3
Exec Dt:
01/14/2021
4
Exec Dt:
01/14/2021
5
Exec Dt:
01/14/2021
Assignee
1
6930 CARROLL AVENUE
TAKOMA PARK, MARYLAND 20912
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17135866
Correspondence name and address
24IP LAW GROUP USA, PLLC
515 THIRD STREET
ANNAPOLIS, 21403 UNITED STATES
Assignment: 18
Reel/Frame:055091/0330   Pages: 2
Recorded: 01/25/2021
Attorney Dkt #:9101.116
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/22/2021
2
Exec Dt:
01/22/2021
3
Exec Dt:
01/22/2021
4
Exec Dt:
01/22/2021
5
Exec Dt:
01/22/2021
Assignee
1
6930 CARROLL AVENUE
TAKOMA PARK, MARYLAND 20912
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17134621
Correspondence name and address
24IP LAW GROUP USA, PLLC
428 FOURTH STREET, STE. 3
ANNAPOLIS, MD 21403
Assignment: 19
Reel/Frame:057874/0082   Pages: 4
Recorded: 10/22/2021
Attorney Dkt #:9101.122
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/26/2021
2
Exec Dt:
07/26/2021
3
Exec Dt:
07/26/2021
4
Exec Dt:
07/26/2021
5
Exec Dt:
07/26/2021
6
Exec Dt:
07/26/2021
Assignee
1
6930 CARROLL AVENUE
TAKOMA PARK, MARYLAND 20912
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17189185
Correspondence name and address
TIMOTHY R. DEWITT
515 THIRD STREET
ANNAPOLIS, MD 21403
Assignment: 20
Reel/Frame:057762/0665   Pages: 2
Recorded: 10/12/2021
Attorney Dkt #:9101.147
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/05/2021
2
Exec Dt:
10/05/2021
3
Exec Dt:
10/05/2021
4
Exec Dt:
10/05/2021
Assignee
1
6930 CARROLL AVENUE
10TH FL., SUITE 1000
TAKOMA PARK, MARYLAND 20912
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17336233
Correspondence name and address
TIMOTHY R. DEWITT
515 THIRD STREET
ANNAPOLIS, MD 21403
Assignment: 21
Reel/Frame:057762/0871   Pages: 4
Recorded: 10/12/2021
Attorney Dkt #:9101.150
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/05/2021
2
Exec Dt:
10/05/2021
3
Exec Dt:
10/05/2021
4
Exec Dt:
10/05/2021
5
Exec Dt:
10/05/2021
Assignee
1
6930 CARROLL AVENUE
10TH FL., SUITE 1000
TAKOMA PARK, MARYLAND 20912
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17486086
Correspondence name and address
TIMOTHY R. DEWITT
515 THIRD STREET
ANNAPOLIS, MD 21403

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