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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 : LUO, PUWEN
Total Assignments: 10
Assignment: 1
Reel/Frame:040402/0450   Pages: 3
Recorded: 11/22/2016
Attorney Dkt #:UNT-120US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LUO, PUWEN
Exec Dt:
10/31/2016
2
CHEN, RUI
Exec Dt:
11/01/2016
Assignee
1
SHANGHAI RUIYU BIOTECH CO., LTD.
6000 SHENZHUAN ROAD, BUILDING C3, ROOM 301, SONGJIANG DISTRICT
SHANGHAI, CHINA 201619
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9804379
US20170192218
15313160
Correspondence name and address
RATNERPRESTIA
2200 RENAISSANCE BLVD., SUITE 350
KING OF PRUSSIA, PA 19406
Assignment: 2
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: 3
Reel/Frame:051450/0988   Pages: 3
Recorded: 01/08/2020
Attorney Dkt #:UNT-138US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAN, HAIBO
Exec Dt:
01/06/2020
2
HUANG, HAIQING
Exec Dt:
01/06/2020
3
LUO, PUWEN
Exec Dt:
01/06/2020
Assignee
1
SHANGHAI RUIYU BIOTECH CO., LTD.
ROOM 301, BUILDING C3 6000, SHENZHUAN ROAD, SONGJIAN DISTRICT
SHANGHAI, CHINA 201619
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11249005
US20200141856
16629400
Correspondence name and address
RATNERPRESTIA
2200 RENAISSANCE BLVD.
SUITE 350
KING OF PRUSSIA, PA 19406
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:061053/0077   Pages: 4
Recorded: 09/09/2022
Attorney Dkt #:20801-0025US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LUO, PUWEN
Exec Dt:
08/25/2022
2
CHEN, KAI
Exec Dt:
08/25/2022
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
US20230067319
17823071
Correspondence name and address
YANGZHOU DU
8407 CENTRAL AVE, SUITE 2077
NEWARK, CA 94560
Assignment: 6
Reel/Frame:063781/0940   Pages: 5
Recorded: 05/28/2023
Attorney Dkt #:20801-0031US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LUO, PUWEN
Exec Dt:
04/10/2023
2
JIANG, JING
Exec Dt:
04/10/2023
3
CHEN, KAI
Exec Dt:
04/10/2023
4
FAN, WEIYA
Exec Dt:
04/10/2023
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
US20230273188
18301247
Correspondence name and address
YANGZHOU DU
8407 CENTRAL AVE, SUITE 2077
NEWARK, CA 94560
Assignment: 7
Reel/Frame:065398/0806   Pages: 4
Recorded: 10/31/2023
Attorney Dkt #:20801-0056US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, XIAOJIA
Exec Dt:
07/28/2023
2
LUO, PUWEN
Exec Dt:
07/28/2023
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
US20230367112
18361809
Correspondence name and address
XIANG LONG
8407 CENTRAL AVE, SUITE 2077
NEWARK, CA 94560
Assignment: 8
Reel/Frame:065398/0813   Pages: 4
Recorded: 10/31/2023
Attorney Dkt #:20801-0057US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, XIAOJIA
Exec Dt:
07/28/2023
2
LUO, PUWEN
Exec Dt:
07/28/2023
3
WU, YIFEI
Exec Dt:
07/28/2023
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
US20230375341
18362931
Correspondence name and address
XIANG LONG
8407 CENTRAL AVE, SUITE 2077
NEWARK, CA 94560
Assignment: 9
Reel/Frame:065516/0511   Pages: 3
Recorded: 11/09/2023
Attorney Dkt #:20801-0036US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LUO, PUWEN
Exec Dt:
09/06/2023
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
US20240077407
18462393
Correspondence name and address
XIANG LONG
8407 CENTRAL AVE, SUITE 2077
NEWARK, CA 94560
Assignment: 10
Reel/Frame:066893/0233   Pages: 4
Recorded: 03/26/2024
Attorney Dkt #:20801-D043US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LUO, PUWEN
Exec Dt:
11/23/2023
2
CHEN, KAI
Exec Dt:
11/23/2023
3
FAN, WEIYA
Exec Dt:
11/23/2023
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
US20240094109
18520607
Correspondence name and address
XIANG LONG
8407 CENTRAL AVE, SUITE 2077
NEWARK, CA 94560-3431

Search Results as of: 05/09/2024 11:54 PM
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