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Patent Assignment Assignor Details
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Assignor Name : XIE, WENWEI
Total Assignments: 7
Assignment: 1
Reel/Frame:028165/0171   Pages: 4
Recorded: 04/20/2012
Attorney Dkt #:27274 US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
XIE, WENWEI
Exec Dt:
11/23/2011
2
ZHANG, XIAOHU
Exec Dt:
11/23/2011
Assignee
1
BIODURO (BEIJING) COMPANY LTD.
BUILDING E, NO. 29
LIFE SCIENCE PARK ROAD, CHANGPING DISTRICT
BEIJING 102206 P.R., CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8921383
US20120252777
13429484
Correspondence name and address
GEORGE W. JOHNSTON
HOFFMANN-LA ROCHE INC.
PATENT LAW DEPARTMENT
340 KINGSLAND STREET
NUTLEY, NJ 07110
Assignment: 2
Reel/Frame:028275/0995   Pages: 4
Recorded: 04/23/2012
Attorney Dkt #:27274 US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
XIE, WENWEI
Exec Dt:
11/23/2011
2
ZHANG, XIAOHU
Exec Dt:
11/23/2011
Assignee
1
BIODURO (BEIJING) COMPANY LTD.
BUILDING E, NO. 29 LIFE SCIENCE PARK ROAD
CHANGPING DISTRICT
BEIJING 102206 P.R., CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8921383
US20120252777
13429484
Correspondence name and address
GEORGE W. JOHNSTON
HOFFMANN-LA ROCHE INC.
PATENT LAW DEPARTMENT
340 KINGSLAND STREET
NUTLEY, NJ 07110
Assignment: 3
Reel/Frame:028550/0499   Pages: 4
Recorded: 07/10/2012
Attorney Dkt #:27448 US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
XIE, WENWEI
Exec Dt:
11/23/2011
2
ZHANG, XIAOHU
Exec Dt:
11/23/2011
Assignee
1
BIODURO (BEIJING) COMPANY LTD.
BUILDING E, NO. 29
LIFE SCIENCE PARK ROAD, CHAGPING DISTRICT
BEIJING 102206 P.R., CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120309746
13479730
Correspondence name and address
GEORGE W. JOHNSTON
HOFFMANN-LA ROCHE INC.
PATENT LAW DEPARTMENT
340 KINGSLAND STREET
NUTLEY, NJ 07110
Assignment: 4
Reel/Frame:046101/0697   Pages: 3
Recorded: 06/15/2018
Attorney Dkt #:00215.0063.00US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
XIE, WENWEI
Exec Dt:
06/12/2018
2
LIN, JIANYING
Exec Dt:
06/12/2018
Assignee
1
WANGSU SCIENCE & TECHNOLOGY CO., LTD.
BUILDING A FLOOR 5, GUANGQI CULTURE PLAZA, NO.2899 XIETU ROAD, XUHUI DISTRICT
SHANGHAI, CHINA 200030
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10951438
US20210075640
16062961
Correspondence name and address
ANOVA LAW GROUP, PLLC
21495 RIDGETOP CIRCLE, SUITE 300
STERLING, VA 20166
Assignment: 5
Reel/Frame:053016/0201   Pages: 3
Recorded: 06/23/2020
Attorney Dkt #:122277-5030-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
XIE, WENWEI
Exec Dt:
06/03/2020
Assignee
1
WANGSU SCIENCE & TECHNOLOGY CO., LTD.
NO. 2899 XIETU ROAD, XUHUI DISTRICT
BUILDING A FLOOR 5, GUANGQI CULTURE PLAZA
SHANGHAI, CHINA 200030
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11206240
US20200304457
16898210
Correspondence name and address
MORGAN LEWIS & BOCKIUS LLP
1400 PAGE MILL ROAD
PALO ALTO, CA 94304
Assignment: 6
Reel/Frame:053357/0864   Pages: 3
Recorded: 07/30/2020
Attorney Dkt #:093819-00100
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LU, SONG
Exec Dt:
07/29/2020
2
XIE, WENWEI
Exec Dt:
07/29/2020
3
HE, SHUANGJIANG
Exec Dt:
07/29/2020
Assignee
1
DEMOTECH.INC.
BYBP,3#-910, NO 88，KECHUANG 6TH STR.,BDA,
DAXING DISTRICT
BEIJING, CHINA 101111
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11649220
US20210040052
16965720
Correspondence name and address
DICKINSON WRIGHT PLLC
2600 WEST BIG BEAVER ROAD
SUITE 300
TROY, MI 48084-3312
Assignment: 7
Reel/Frame:057055/0464   Pages: 7
Recorded: 08/02/2021
Attorney Dkt #:3742.16-P16293US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
XIE, WENWEI
Exec Dt:
05/24/2021
2
LU, SONG
Exec Dt:
05/24/2021
3
HE, SHUANGJIANG
Exec Dt:
05/24/2021
4
CHEN, NAN
Exec Dt:
05/24/2021
Assignee
1
DEMOTECH, INC.
BYBP, 3#-910, NO. 88 KECHUANG 6TH STREET
DAXING DISTRICT BEIJING, CHINA 101111
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220008351
17292387
Correspondence name and address
TRASKBRITT
230 SOUTH 500 EAST, SUITE 300
SALT LAKE CITY, UT 84102

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