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Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : XIA, HAOHAN
Total Assignments: 8
Assignment: 1
Reel/Frame:044461/0472   Pages: 3
Recorded: 12/21/2017
Attorney Dkt #:UNT-124US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LUO, PUWEN
Exec Dt:
12/12/2017
2
XIA, HAOHAN
Exec Dt:
12/12/2017
Assignee
1
SHANGHAI RUIYU BIOTECH CO., LTD.
ROOM 301,BUILDING C3, 6000, SHENZHUAN ROAD, SONGJIANG DISTRICT
SHANGHAI, CHINA 201619
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10161873
US20180188178
15738296
Correspondence name and address
RATNERPRESTIA
2200 RENAISSANCE BLVD.
SUITE 350
KING OF PRUSSIA, PA 19406
Assignment: 2
Reel/Frame:060418/0510   Pages: 3
Recorded: 07/01/2022
Attorney Dkt #:20801-0040US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
XIA, HAOHAN
Exec Dt:
06/10/2022
Assignee
1
SHANGHAI RUIYU BIOTECH CO., LTD.
ROOM 301, BUILDING C3, NO. 6000 SHENZHUAN ROAD, SONGJIANG DISTRICT
SHANGHAI, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11573187
US20220317049
17806478
Correspondence name and address
XIAOBING ZHANG
8407 CENTRAL AVE, SUITE 2077
NEWARK, CA 94560
Assignment: 3
Reel/Frame:060586/0277   Pages: 3
Recorded: 07/21/2022
Attorney Dkt #:20801-0039US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
XIA, HAOHAN
Exec Dt:
06/10/2022
Assignee
1
SHANGHAI RUIYU BIOTECH CO., LTD.
ROOM 301, BUILDING C3, NO. 6000 SHENZHUAN ROAD, SONGJIANG DISTRICT
SHANGHAI, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11643678
US20220372539
17806479
Correspondence name and address
XIAOBING ZHANG
8407 CENTRAL AVE, SUITE 2077
NEWARK, CA 94560
Assignment: 4
Reel/Frame:061279/0358   Pages: 4
Recorded: 10/01/2022
Attorney Dkt #:20801-0038US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LUO, PUWEN
Exec Dt:
06/10/2022
2
XIA, HAOHAN
Exec Dt:
06/10/2022
Assignee
1
SHANGHAI RUIYU BIOTECH CO., LTD.
ROOM 301, BUILDING C3, NO. 6000 SHENZHUAN ROAD., SONGJIANG DISTRICT
SHANGHAI, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220309711
17806481
Correspondence name and address
YANGZHOU DU
8407 CENTRAL AVE, SUITE 2077
NEWARK, CA 94560
Assignment: 5
Reel/Frame:062927/0985   Pages: 3
Recorded: 03/09/2023
Attorney Dkt #:20801-0040US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
XIA, HAOHAN
Exec Dt:
06/10/2022
Assignee
1
SHANGHAI RUIYU BIOTECH CO., LTD.
ROOM 301, BUILDING C3, NO. 6000 SHENZHUAN ROAD, SONGJIANG DISTRICT
SHANGHAI, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230184688
18165302
Correspondence name and address
YANGZHOU DU
8407 CENTRAL AVE, SUITE 2077
NEWARK, CA 94560
Assignment: 6
Reel/Frame:064715/0758   Pages: 4
Recorded: 08/28/2023
Attorney Dkt #:20801-0044US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
XIA, HAOHAN
Exec Dt:
08/09/2023
2
ZHAI, WENLONG
Exec Dt:
08/09/2023
Assignee
1
SHANGHAI RUIYU BIOTECH CO., LTD.
6TH FLOOR, BUILDING 4, NO. 877, JIUXIN ROAD, JIUTING TOWN, SONGJIANG DISTRICT
SHANGHAI, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240053595
18448120
Correspondence name and address
XIANG LONG
8407 CENTRAL AVE, SUITE 2077
NEWARK, CA 94560
Assignment: 7
Reel/Frame:067101/0361   Pages: 4
Recorded: 04/15/2024
Attorney Dkt #:20801-0007US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
XIA, HAOHAN
Exec Dt:
11/27/2023
2
CHEN, YANFANG
Exec Dt:
11/27/2023
Assignee
1
SHANGHAI RUIYU BIOTECH CO., LTD.
6TH FLOOR, BUILDING 4, NO. 877, JIUXIN ROAD, JIUTING TOWN, SONGJIANG DISTRICT
SHANGHAI, CHINA 201615
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240094127
18520604
Correspondence name and address
XIANG LONG
8407 CENTRAL AVE, SUITE 2077
NEWARK, CA 94560-3431
Assignment: 8
Reel/Frame:067101/0410   Pages: 4
Recorded: 04/15/2024
Attorney Dkt #:20801-0021US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHEN, YANFANG
Exec Dt:
12/12/2023
2
XIA, HAOHAN
Exec Dt:
12/12/2023
Assignee
1
SHANGHAI RUIYU BIOTECH CO., LTD.
6TH FLOOR, BUILDING 4, NO. 877, JIUXIN ROAD, JIUTING TOWN, SONGJIANG DISTRICT
SHANGHAI, CHINA 201615
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240124828
18540799
Correspondence name and address
YANGZHOU DU
8407 CENTRAL AVE, SUITE 2077
NEWARK, CA 94560-3431

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