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Patent Assignment Assignee Details
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Assignee Name : BEIJING DRAINAGE GROUP CO., LTD
Total Assignments: 5
Assignment: 1
Reel/Frame:053397/0541   Pages: 16
Recorded: 08/04/2020
Attorney Dkt #:ZHANG6
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/22/2020
2
Exec Dt:
07/22/2020
3
Exec Dt:
07/23/2020
4
Exec Dt:
07/22/2020
5
Exec Dt:
07/22/2020
6
Exec Dt:
07/22/2020
7
Exec Dt:
07/22/2020
Assignee
1
B37, NORTH CHEGONGZHUANG AVENUE
XICHENG DISTRICT
BEIJING, CHINA 100044
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16967311
Correspondence name and address
BROWDY AND NEIMARK, PLLC
1625 K STREET, N.W.
SUITE 1100
WASHINGTON, DC 20006
Assignment: 2
Reel/Frame:055421/0539   Pages: 18
Recorded: 02/26/2021
Attorney Dkt #:JIANG7
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/29/2021
2
Exec Dt:
01/29/2021
3
Exec Dt:
01/29/2021
4
Exec Dt:
01/29/2021
5
Exec Dt:
01/29/2021
6
Exec Dt:
01/29/2021
7
Exec Dt:
01/29/2021
8
Exec Dt:
01/29/2021
Assignee
1
B37, NORTH CHEGONGZHUANG AVENUE
XICHENG DISTRICT
BEIJING, CHINA 100044
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17271705
Correspondence name and address
BROWDY AND NEIMARK, PLLC
1625 K STREET, N.W.
SUITE 550
WASHINGTON, DC 20006
Assignment: 3
Reel/Frame:062259/0575   Pages: 12
Recorded: 01/03/2023
Attorney Dkt #:ZHANG7
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/15/2022
2
Exec Dt:
12/15/2022
3
Exec Dt:
12/15/2022
4
Exec Dt:
12/15/2022
5
Exec Dt:
12/15/2022
Assignees
1
B37, NORTH CHEGONGZHUANG AVENUE
XICHENG DISTRICT
BEIJING, CHINA 100044
2
B37, NORTH CHEGONGZHUANG AVENUE
XICHENG DISTRICT
BEIJING, CHINA 100044
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
18004110
Correspondence name and address
BROWDY AND NEIMARK PLLC
1625 K STREET N.W. SUITE 550
WASHINGTON, DC 20006
Assignment: 4
Reel/Frame:062410/0316   Pages: 22
Recorded: 01/18/2023
Attorney Dkt #:ZHANG8
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/03/2023
2
Exec Dt:
01/03/2023
3
Exec Dt:
01/03/2023
4
Exec Dt:
01/04/2023
5
Exec Dt:
01/04/2023
6
Exec Dt:
01/16/2023
7
Exec Dt:
01/03/2023
8
Exec Dt:
01/04/2023
9
Exec Dt:
01/04/2023
10
Exec Dt:
01/04/2023
Assignee
1
B37, NORTH CHEGONGZHUANG AVENUE
XICHENG DISTRICT
BEIJING, CHINA 100044
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
18005884
Correspondence name and address
BROWDY AND NEIMARK PLLC
1625 K STREET N.W. SUITE 550
WASHINGTON, DC 20006
Assignment: 5
Reel/Frame:064736/0467   Pages: 18
Recorded: 08/29/2023
Attorney Dkt #:BAI5
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/11/2023
2
Exec Dt:
08/10/2023
3
Exec Dt:
08/11/2023
4
Exec Dt:
08/10/2023
5
Exec Dt:
08/10/2023
6
Exec Dt:
08/10/2023
7
Exec Dt:
08/11/2023
8
Exec Dt:
08/10/2023
Assignee
1
B37 NORTH CHEGONGZHUANG AVENUE, XICHENG DISTRICT
BEIJING, CHINA 100044
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
18548274
Correspondence name and address
BROWDY AND NEIMARK PLLC
1625 K STREET, N.W.
SUITE 550
WASHINGTON, DC 20006

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