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Patent Assignment Assignor Details
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Assignor Name : CHANG, GUODONG
Total Assignments: 15
Assignment: 1
Reel/Frame:024324/0426   Pages: 4
Recorded: 05/03/2010
Attorney Dkt #:NTD-0008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LUO, YONGZHANG
Exec Dt:
11/03/2008
2
ZHOU, HAO
Exec Dt:
10/30/2008
3
LEI, QINGXIN
Exec Dt:
10/30/2008
4
CHANG, GUODONG
Exec Dt:
11/01/2008
Assignees
1
TSINGHUA UNIVERSITY
QINGHUA YUAN, HAIDIAN DISTRICT
BEIJING, CHINA 100084
2
PROTGEN LTD.
SHANGDI KAITUO ROAD, HAIDIAN DISTRICT
ROOM B-421, ZHONG GUAN CUN BIOMEDICAL PARK, NO. 5,
BEIJING, CHINA 100085
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100303893
12161494
Correspondence name and address
MILLEN, WHITE, ZELANO & BRANIGAN, P.C.
2200 CLARENDON BLVD.
#1400
ARLINGTON, VA 22201
Assignment: 2
Reel/Frame:024773/0915   Pages: 4
Recorded: 08/02/2010
Attorney Dkt #:NTD-0007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LUO, YONGZHANG
Exec Dt:
11/03/2008
2
HAN, QING
Exec Dt:
10/30/2008
3
LEI, QINGXIN
Exec Dt:
10/30/2008
4
CHANG, GUODONG
Exec Dt:
11/01/2008
5
FU, YAN
Exec Dt:
10/31/2008
Assignees
1
TSINGHUA UNIVERSITY
QINGHUA YUAN, HAIDIAN DISTRICT
BEIJING, CHINA 100084
2
PROTGEN LTD.
SHANGDI KAITUO ROAD, HAIDIAN DISTRICT
ROOM B-421, ZHONG GUAN CUN BIOMEDICAL PARK, NO. 5,
BEIJING, CHINA 100085
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100285103
12161477
Correspondence name and address
MILLEN, WHITE, ZELANO & BRANIGAN, P.C.
2200 CLARENDON BLVD.
#1400
ARLINGTON, VA 22201
Assignment: 3
Reel/Frame:023837/0782   Pages: 3
Recorded: 01/25/2010
Attorney Dkt #:NTD-0009
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LUO, YONGZHANG
Exec Dt:
08/10/2009
2
CHANG, GUODONG
Exec Dt:
08/16/2009
3
YANG, SHULING
Exec Dt:
08/10/2009
4
GAO, LEI
Exec Dt:
08/19/2009
5
FU, YAN
Exec Dt:
08/18/2009
Assignee
1
PROTGEN LTD.
ROOM B-421, BIOTECHNOLOGY BUSINESS INCUBATOR OF HAIDIAN
SCIENCE PARK 5# KAITUO ROAD, HAIDIAN DISTRICT
BEIJING, CHINA 100085
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100184661
12522661
Correspondence name and address
MILLEN, WHITE, ZELANO & BRANIGAN
2200 CLARENDON BLVD.
SUITE 1400
ARLINGTON, VA 22201
Assignment: 4
Reel/Frame:025397/0008   Pages: 4
Recorded: 11/23/2010
Attorney Dkt #:2398-102
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LUO, YONGZHANG
Exec Dt:
11/01/2010
2
SONG, XIAOMIN
Exec Dt:
11/01/2010
3
WANG, XIAOFENG
Exec Dt:
11/01/2010
4
ZHUO, WEI
Exec Dt:
11/01/2010
5
CHANG, GUODONG
Exec Dt:
10/28/2010
6
FU, YAN
Exec Dt:
11/01/2010
Assignees
1
TSINGHUA UNIVERSITY
QING HUA YUAN, HAIDIAN DISTRICT
BEIJING, CHINA 100084
2
PROTGEN LTD.
ROOM B421, ZONG GUAN CUN BIOMEDIAL PARK,
NO. 5 SHANGDI KAITSUO ROAD, HAIDIAN DISTRICT
BEIJING, CHINA 100085
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8389684
US20120064078
12880265
Correspondence name and address
MARTHA CASSIDY/2398-102
ROTHWELL, FIGG, ERNST & MANBECK, P.C.
1425 K STREET, N.W., SUITE 800
WASHINGTON, DC 20005
Assignment: 5
Reel/Frame:029060/0507   Pages: 5
Recorded: 10/02/2012
Attorney Dkt #:13908-00022-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LUO, YONGZHANG
Exec Dt:
09/25/2012
2
ZHUO, WEI
Exec Dt:
09/25/2012
3
FU, YAN
Exec Dt:
09/25/2012
4
CHANG, GUODONG
Exec Dt:
09/25/2012
Assignees
1
TSINGHUA UNIVERSITY
NO. 1, QINHUAYUAN ROAD
BEIJING, CHINA 100084
2
PROTGEN LTD.
ROOM A-402, ZHONG GUAN CUN BIOMEDICAL PARK
NO. 5 SHANGDI KAITUO ROAD
BEIJING, CHINA 100085
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130023479
13554913
Correspondence name and address
CONNOLLY BOVE LODGE & HUTZ LLP
1007 NORTH ORANGE STREET
PO BOX 2207
WILMINGTON, DE 19899
Assignment: 6
Reel/Frame:031698/0855   Pages: 2
Recorded: 12/02/2013
Attorney Dkt #:30339
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CHANG, GUODONG
Exec Dt:
11/04/2013
Assignee
1
BEIJING PROTGEN LTD.
B412, 5 KAITUO ROAD
HAIDIAN DISTRICT
BEIJING, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140193424
13962111
Correspondence name and address
SCULLY SCOTT MURPHY & PRESSER, PC
400 GARDEN CITY PLAZA
SUITE 300
GARDEN CITY, NY 11530
Assignment: 7
Reel/Frame:031716/0582   Pages: 3
Recorded: 12/04/2013
Attorney Dkt #:2398-106
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
CHANG, GUODONG
Exec Dt:
11/18/2013
Assignee
1
BEIJING PROTGEN LTD.
ROOM B412, ZHONGGUANCUN BIOMEDICAL PARK
NO. 5 KAITUO ROAD, HAIDIAN DISTRICT
BEIJING, CHINA 100085
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9364493
US20140335152
14008428
Correspondence name and address
ROTHWELL, FIGG, ERNST & MANBECK P.C.
607 14TH STREET N.W.
SUITE 800
WASHINGTON, DC 20005
Assignment: 8
Reel/Frame:034033/0149   Pages: 3
Recorded: 10/22/2014
Attorney Dkt #:2398-107
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT ASSIGNOR NAME PREVIOUSLY RECORDED AT REEL: 033187 FRAME: 0951. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors
1
LIU, PENG
Exec Dt:
03/24/2014
2
CHANG, GUODONG
Exec Dt:
03/25/2014
3
ZHOU, DAIFU
Exec Dt:
03/24/2014
Assignee
1
BEIJING PROTGEN LTD.
ROOM B412, ZHONGGUANCUN BIOMEDICAL PARK
NO. 5 KAITUO ROAD, HAIDIAN DISTRICT
BEIJING, CHINA 100085
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10647968
US20150197733
14343694
Correspondence name and address
ROTHWELL, FIGG, ERNST & MANBECK P.C.
607 14TH STREET N.W.
SUITE 800
WASHINGTON, DC 20005
Assignment: 9
Reel/Frame:033187/0951   Pages: 4
Recorded: 06/26/2014
Attorney Dkt #:2398-107
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, PENG
Exec Dt:
03/24/2014
2
CHANG, GUODONG
Exec Dt:
03/25/2014
3
ZUO, DAIFU
Exec Dt:
03/24/2014
Assignee
1
BEIJING PROTGEN LTD.
ROOM B412, ZHONGGUANCUN BIOMEDICAL PARK
NO. 5 KAITUO ROAD, HAIDIAN DISTRICT
BEIJING, CHINA 100085
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10647968
US20150197733
14343694
Correspondence name and address
ROTHWELL, FIGG, ERNST & MANBECK P.C.
607 14TH STREET, N.W.
SUITE 800
WASHINGTON, DC 20005
Assignment: 10
Reel/Frame:037801/0073   Pages: 9
Recorded: 02/23/2016
Attorney Dkt #:458410-2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LUO, YONGZHANG
Exec Dt:
02/03/2016
2
CUI, DAWEI
Exec Dt:
01/25/2016
3
FU, YAN
Exec Dt:
02/03/2016
4
WU, FEI
Exec Dt:
01/27/2016
5
SONG, XIAOMIN
Exec Dt:
01/28/2016
6
LI, MICHUAN
Exec Dt:
01/27/2016
7
CHANG, GUODONG
Exec Dt:
01/22/2016
8
LU, CHUNTAO
Exec Dt:
01/17/2016
Assignees
1
TSINGHUA UNIVERSITY
NO. 1, QINGHUAYUAN, HAIDIAN DISTRICT
BEIJING, CHINA 100084
2
YANTAI PROTGEN BIOTECHNOLOGY DEVELOPMENT CO., LTD.
NO. 32, ZHUJIANG ROAD, YANTAI ECONOMIC & TECHNOLOGICAL DEVELOPMENT AREA
YANTAI, SHANDONG, CHINA 264006
3
BEIJING PROTGEN LTD.
ROOM B412, NO. 5 KAITUO ROAD, HAIDIAN DISTRICT
BEIJING, CHINA 100085
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160178633
14901509
Correspondence name and address
FROMMER LAWRENCE & HAUG LLP
745 FIFTH AVENUE
NEW YORK, NY 10151
Assignment: 11
Reel/Frame:047272/0487   Pages: 12
Recorded: 10/23/2018
Attorney Dkt #:NTD-0007-C01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LUO, YONGZHANG
Exec Dt:
09/20/2018
2
HAN, QING
Exec Dt:
09/29/2018
3
LEI, QINGXIN
Exec Dt:
09/20/2018
4
CHANG, GUODONG
Exec Dt:
09/26/2018
5
FU, YAN
Exec Dt:
09/21/2018
Assignees
1
TSINGHUA UNIVERSITY
QINGHUA YUAN
HAIDIAN DISTRICT
BEIJING, CHINA 100084
2
PROTGEN LTD.
SHANGDI KAITUO ROAD, HAIDIAN DISTRICT, ROOM B-421
ZHONG GUAN CUN BIOMEDICAL PARK, NO. 5
BEIJING, CHINA 100085
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180360922
16025315
Correspondence name and address
TIMIKA SNOWDEN
MILLEN, WHITE, ZELANO & BRANIGAN, P.C.
2200 CLARENDON BLVD., SUITE 1400
ARLINGTON, VA 22201
Assignment: 12
Reel/Frame:047490/0785   Pages: 5
Recorded: 11/13/2018
Attorney Dkt #:9916-101563-01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHANG, GUODONG
Exec Dt:
11/06/2018
2
DOU, XIN
Exec Dt:
11/06/2018
3
XIONG, XIAOBO
Exec Dt:
11/08/2018
4
WANG, WENCHAO
Exec Dt:
11/07/2018
Assignee
1
BEIJING PROTGEN LTD.
ROOM B412, NO.5 KAITUO ROAD
HAIDIAN DISTRICT
BEIJING, CHINA 100085
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190330707
16099159
Correspondence name and address
GREGORY SCOTT, KLARQUIST SPARKMAN, LLP
121 SW SALMON STREET
SUITE 1600
PORTLAND, OR 97204
Assignment: 13
Reel/Frame:049145/0230   Pages: 5
Recorded: 05/10/2019
Attorney Dkt #:9916-102555-01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHOU, DAIFU
Exec Dt:
05/10/2019
2
WANG, WENCHAO
Exec Dt:
05/10/2019
3
LI, HUI
Exec Dt:
05/10/2019
4
CHANG, GUODONG
Exec Dt:
05/10/2019
Assignee
1
BEIJING PROTGEN LTD.
ROOM B412, NO.5 KAITUO ROAD
HAIDIAN DISTRICT
BEIJING, CHINA 100085
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11098104
US20200270333
16349191
Correspondence name and address
GREGORY SCOTT, KLARQUIST SPARKMAN, LLP
121 SW SALMON STREET
SUITE 1600
PORTLAND, OR 97204
Assignment: 14
Reel/Frame:052081/0760   Pages: 5
Recorded: 03/11/2020
Attorney Dkt #:CP-029284 US PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LUO, YONGZHANG
Exec Dt:
02/17/2020
2
JIA, LIN
Exec Dt:
02/18/2020
3
CHANG, GUODONG
Exec Dt:
02/15/2020
Assignees
1
TSINGHUA UNIVERSITY
NO. 1, TSINGHUA YUAN
HAIDIAN DISTRICT
BEIJING, CHINA 100084
2
BEIJING PROTGEN LTD.
ROOM B412, NO. 5 KAITUO ROAD
HAIDIAN DISTRICT
BEIJING, CHINA 100085
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200237796
16635006
Correspondence name and address
TAROLLI, SUNDHEIM, COVELL & TUMMINO L.L.
1300 EAST NINTH STREET, SUITE 1700
CLEVELAND, OH 44114
Assignment: 15
Reel/Frame:063491/0383   Pages: 18
Recorded: 05/01/2023
Attorney Dkt #:9916-110079-01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LUO, YONGZHANG
Exec Dt:
04/20/2023
2
FU, YAN
Exec Dt:
04/20/2023
3
LIU, HONGYI
Exec Dt:
04/20/2023
4
JU, ANJI
Exec Dt:
04/20/2023
5
TANG, JIAZE
Exec Dt:
04/20/2023
6
JIANG, YI
Exec Dt:
04/20/2023
7
MA, BOYUAN
Exec Dt:
04/20/2023
8
JIANG, XIAOQIN
Exec Dt:
04/20/2023
9
FENG, YU
Exec Dt:
04/20/2023
10
CHANG, GUODONG
Exec Dt:
04/20/2023
11
LI, HUI
Exec Dt:
04/20/2023
Assignee
1
SHENZHEN PROTGEN LTD.
ROOM 1088, 10TH FLOOR, INVESTMENT BUILDING
LONGCHENG STREET, LONGGANG DISTRICT
SHENZHEN, GUANGDONG, CHINA 518109
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230390364
18251221
Correspondence name and address
SHEREE L. RYBAK, PH.D., KLARQUIST SPARKMAN, LLP
121 SW SALMON STREET
ONE WORLD TRADE CENTER, SUITE 1600
PORTLAND, OR 97204-2988

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