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Assignor Name : HAN, LIEXIANG
Total Assignments: 10
Assignment: 1
Reel/Frame:032661/0980   Pages: 5
Recorded: 04/13/2014
Attorney Dkt #:LY318-PAT331
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LI, ZHILIN
Exec Dt:
03/20/2014
2
DONG, BIN
Exec Dt:
03/20/2014
3
SUN, HAIFANG
Exec Dt:
03/20/2014
4
HAN, LIEXIANG
Exec Dt:
03/20/2014
5
XIAO, RUNDE
Exec Dt:
03/20/2014
6
YANG, BO
Exec Dt:
03/20/2014
7
TANG, GUI
Exec Dt:
03/20/2014
8
XUE, QIULAI
Exec Dt:
03/20/2014
9
WEI, QIANG
Exec Dt:
03/20/2014
10
TANG, GUOJUN
Exec Dt:
03/20/2014
11
ZUO, XING
Exec Dt:
03/20/2014
Assignee
1
CHINA NATIONAL PETROLEUM CORPORATION CHUANQING DRILLING ENGINEERING CO., LTD.
NO. 3 FUQINGLU-3, CHENGHUA DISTRICT CHENGDU
SICHUAN, CHINA 610051
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9638031
US20140262246
14351573
Correspondence name and address
LEI YU
2033 MONTERA DRIVE
HACIENDA HEIGHTS, CA 91745
Assignment: 2
Reel/Frame:041886/0298   Pages: 6
Recorded: 04/06/2017
Attorney Dkt #:35742/04044
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JIANG, GUANCHENG
Exec Dt:
03/21/2017
2
PENG, SHUANGLEI
Exec Dt:
03/21/2017
3
HE, YINBO
Exec Dt:
03/21/2017
4
GAO, DELI
Exec Dt:
03/21/2017
5
YANG, LILI
Exec Dt:
03/21/2017
6
LIU, FAN
Exec Dt:
03/21/2017
7
LI, XINLIANG
Exec Dt:
03/21/2017
8
DENG, ZHENGQIANG
Exec Dt:
03/21/2017
9
MA, GUANGCHANG
Exec Dt:
03/21/2017
10
ZHAO, LI
Exec Dt:
03/21/2017
11
SUN, HAIFANG
Exec Dt:
03/21/2017
12
HAN, LIEXIANG
Exec Dt:
03/21/2017
Assignee
1
CHINA UNIVERSITY OF PETROLEUM (BEIJING)
NO.18 FUXUE ROAD, CHANGPING DISTRICT
BEIJING, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10000684
US20170349803
15466066
Correspondence name and address
CALFEE HALTER & GRISWOLD LLP
THE CALFEE BUILDING, 1405 EAST SIXTH STREET
CLEVELAND, OH 44114-1607
Assignment: 3
Reel/Frame:041887/0308   Pages: 5
Recorded: 04/06/2017
Attorney Dkt #:35742/04043
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JIANG, GUANCHENG
Exec Dt:
03/21/2017
2
PENG, SHUANGLEI
Exec Dt:
03/21/2017
3
HE, YINBO
Exec Dt:
03/21/2017
4
GAO, DELI
Exec Dt:
03/21/2017
5
YANG, LILI
Exec Dt:
03/21/2017
6
LIU, FAN
Exec Dt:
03/21/2017
7
LI, XINLIANG
Exec Dt:
03/21/2017
8
DENG, ZHENGQIANG
Exec Dt:
03/21/2017
9
SUN, HAIFANG
Exec Dt:
03/21/2017
10
HAN, LIEXIANG
Exec Dt:
03/21/2017
Assignee
1
CHINA UNIVERSITY OF PETROLEUM (BEIJING)
NO.18 FUXUE ROAD, CHANGPING DISTRICT
BEIJING, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10030188
US20170349802
15466036
Correspondence name and address
CALFEE HALTER & GRISWOLD LLP
THE CALFEE BUILDING, 1405 EAST SIXTH STREET
CLEVELAND, OH 44114
Assignment: 4
Reel/Frame:042419/0979   Pages: 6
Recorded: 05/18/2017
Attorney Dkt #:35742/04046
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JIANG, GUANCHENG
Exec Dt:
04/17/2017
2
ZHANG, XIANMIN
Exec Dt:
04/17/2017
3
HE, YINBO
Exec Dt:
04/17/2017
4
GAO, DELI
Exec Dt:
04/17/2017
5
WU, XIANZHU
Exec Dt:
04/17/2017
6
YANG, LILI
Exec Dt:
04/17/2017
7
MA, GUANGCHANG
Exec Dt:
04/17/2017
8
QU, GANG
Exec Dt:
04/17/2017
9
ZHAO, LI
Exec Dt:
04/17/2017
10
LIU, FAN
Exec Dt:
04/17/2017
11
SUN, HAIFANG
Exec Dt:
04/17/2017
12
OU'YANG, WEI
Exec Dt:
04/17/2017
13
YAN, JIENIAN
Exec Dt:
04/17/2017
14
CHEN, JUNBIN
Exec Dt:
04/17/2017
15
HAN, LIEXIANG
Exec Dt:
04/17/2017
Assignee
1
CHINA UNIVERSITY OF PETROLEUM (BEIJING)
NO.18 FUXUE ROAD
CHANGPING DISTRICT, BEIJING, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9834717
US20170335163
15488927
Correspondence name and address
CALFEE HALTER & GRISWOLD LLP
THE CALFEE BUILDING, 1405 EAST SIXTH STREET
CLEVELAND, OH 44114
Assignment: 5
Reel/Frame:042420/0924   Pages: 6
Recorded: 05/18/2017
Attorney Dkt #:35742/04047
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JIANG, GUANCHENG
Exec Dt:
04/17/2017
2
HE, YINBO
Exec Dt:
04/17/2017
3
GAO, DELI
Exec Dt:
04/17/2017
4
ZHANG, XIANMIN
Exec Dt:
04/17/2017
5
WU, XIANZHU
Exec Dt:
04/17/2017
6
YANG, LILI
Exec Dt:
04/17/2017
7
LIU, FAN
Exec Dt:
04/17/2017
8
MA, GUANGCHANG
Exec Dt:
04/17/2017
9
QU, GANG
Exec Dt:
04/17/2017
10
ZHAO, LI
Exec Dt:
04/17/2017
11
SUN, HAIFANG
Exec Dt:
04/17/2017
12
HAN, LIEXIANG
Exec Dt:
04/17/2017
Assignee
1
CHINA UNIVERSITY OF PETROLEUM (BEIJING)
NO.18 FUXUE ROAD
CHANGPING DISTRICT, BEIJING, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9783726
NONE
15488941
Correspondence name and address
CALFEE HALTER & GRISWOLD LLP
THE CALFEE BUILDING, 1405 EAST SIXTH STREET
CLEVELAND, OH 44114
Assignment: 6
Reel/Frame:042421/0503   Pages: 6
Recorded: 05/18/2017
Attorney Dkt #:35742/04048
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JIANG, GUANCHENG
Exec Dt:
04/17/2017
2
HE, YINBO
Exec Dt:
04/17/2017
3
LIU, FAN
Exec Dt:
04/17/2017
4
YANG, LILI
Exec Dt:
04/17/2017
5
ZHANG, XIANMIN
Exec Dt:
04/17/2017
6
GAO, DELI
Exec Dt:
04/17/2017
7
WU, XIANZHU
Exec Dt:
04/17/2017
8
MA, GUANGCHANG
Exec Dt:
04/17/2017
9
QU, GANG
Exec Dt:
04/17/2017
10
ZHAO, LI
Exec Dt:
04/17/2017
11
SUN, HAIFANG
Exec Dt:
04/17/2017
12
OU'YANG, WEI
Exec Dt:
04/17/2017
13
CHEN, JUNBIN
Exec Dt:
04/17/2017
14
YAN, JIENIAN
Exec Dt:
04/17/2017
15
HAN, LIEXIANG
Exec Dt:
04/17/2017
16
PENG, CHUNYAO
Exec Dt:
04/17/2017
Assignee
1
CHINA UNIVERSITY OF PETROLEUM (BEIJING)
NO.18 FUXUE ROAD
CHANGPING DISTRICT, BEIJING, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9790417
NONE
15489193
Correspondence name and address
CALFEE HALTER & GRISWOLD LLP
THE CALFEE BUILDING, 1405 EAST SIXTH STREET
CLEVELAND, OH 44114
Assignment: 7
Reel/Frame:042422/0722   Pages: 6
Recorded: 05/18/2017
Attorney Dkt #:35742/04050
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JIANG, GUANCHENG
Exec Dt:
04/17/2017
2
HE, YINBO
Exec Dt:
04/17/2017
3
GAO, DELI
Exec Dt:
04/17/2017
4
ZHANG, XIANMIN
Exec Dt:
04/17/2017
5
WU, XIANZHU
Exec Dt:
04/17/2017
6
YANG, LILI
Exec Dt:
04/17/2017
7
MA, GUANGCHANG
Exec Dt:
04/17/2017
8
LIU, FAN
Exec Dt:
04/17/2017
9
QU, GANG
Exec Dt:
04/17/2017
10
ZHAO, LI
Exec Dt:
04/17/2017
11
SUN, HAIFANG
Exec Dt:
04/17/2017
12
HAN, LIEXIANG
Exec Dt:
04/17/2017
Assignee
1
CHINA UNIVERSITY OF PETROLEUM (BEIJING)
NO.18 FUXUE ROAD
CHANGPING DISTRICT, BEIJING, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9783725
NONE
15489457
Correspondence name and address
CALFEE HALTER & GRISWOLD LLP
THE CALFEE BUILDING, 1405 EAST SIXTH STREET
CLEVELAND, OH 44114-1607
Assignment: 8
Reel/Frame:047826/0563   Pages: 7
Recorded: 12/20/2018
Attorney Dkt #:35742/04080
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JIANG, GUANCHENG
Exec Dt:
09/12/2018
2
GAO, DELI
Exec Dt:
09/12/2018
3
ZHANG, SHUO
Exec Dt:
09/12/2018
4
WANG, YONG
Exec Dt:
09/12/2018
5
WU, XIANZHU
Exec Dt:
09/12/2018
6
HAN, LIEXIANG
Exec Dt:
09/12/2018
7
WANG, XIANGZENG
Exec Dt:
09/12/2018
8
PENG, CHUNYAO
Exec Dt:
09/12/2018
9
HE, YINBO
Exec Dt:
09/12/2018
10
LIU, FAN
Exec Dt:
09/12/2018
11
ZUO, HONGGUO
Exec Dt:
09/12/2018
12
ZHANG, YONGQING
Exec Dt:
09/12/2018
13
YANG, LILI
Exec Dt:
09/12/2018
14
LI, ZHONG
Exec Dt:
09/12/2018
15
LI, YANJUN
Exec Dt:
09/12/2018
Assignee
1
CHINA UNIVERSITY OF PETROLEUM (BEIJING)
NO. 18 FUXUE ROAD
CHANGPING DISTRICT
BEIJING, CHINA 102249
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10266744
US20190085232
16130704
Correspondence name and address
YIZHOU LIU
CALFEE, HALTER & GRISWOLD LLP
1405 EAST SIXTH STREET
CLEVELAND, OH 44114-1607
Assignment: 9
Reel/Frame:047967/0821   Pages: 7
Recorded: 12/20/2018
Attorney Dkt #:35742/04079
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JIANG, GUANCHENG
Exec Dt:
09/12/2018
2
GAO, DELI
Exec Dt:
09/12/2018
3
ZHANG, SHUO
Exec Dt:
09/12/2018
4
WANG, YONG
Exec Dt:
09/12/2018
5
WU, XIANZHU
Exec Dt:
09/12/2018
6
HAN, LIEXIANG
Exec Dt:
09/12/2018
7
WANG, XIANGZENG
Exec Dt:
09/12/2018
8
PENG, CHUNYAO
Exec Dt:
09/12/2018
9
HE, YINBO
Exec Dt:
09/12/2018
10
LIU, FAN
Exec Dt:
09/12/2018
11
ZUO, HONGGUO
Exec Dt:
09/12/2018
12
ZHANG, YONGQING
Exec Dt:
09/12/2018
13
YANG, LILI
Exec Dt:
09/12/2018
14
LI, ZHONG
Exec Dt:
09/12/2018
15
LI, YANJUN
Exec Dt:
09/12/2018
Assignee
1
CHINA UNIVERSITY OF PETROLEUM (BEIJING)
NO. 18 FUXUE ROAD
CHANGPING DISTRICT
BEIJING, CHINA 102249
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10253237
US20190085231
16130694
Correspondence name and address
YIZHOU LIU
CALFEE, HALTER & GRISWOLD LLP
1405 EAST SIXTH STREET
CLEVELAND, OH 44114-1607
Assignment: 10
Reel/Frame:054739/0158   Pages: 9
Recorded: 12/23/2020
Attorney Dkt #:69000-004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAN, LIEXIANG
Exec Dt:
12/21/2020
2
CHEN, ZUO
Exec Dt:
12/21/2020
3
LIU, BIN
Exec Dt:
12/21/2020
4
YANG, XIAOFENG
Exec Dt:
12/21/2020
5
YU, SHENG
Exec Dt:
12/21/2020
6
YAO, JIANLIN
Exec Dt:
12/21/2020
7
ZHOU, GANG
Exec Dt:
12/21/2020
8
FENG, MING
Exec Dt:
12/21/2020
9
DONG, SHIMING
Exec Dt:
12/21/2020
10
YAO, KUNPENG
Exec Dt:
12/21/2020
11
LI, WEICHENG
Exec Dt:
12/21/2020
12
LI, LEI
Exec Dt:
12/21/2020
13
FU, XIAOPING
Exec Dt:
12/21/2020
14
LYU, ZHIJUN
Exec Dt:
12/21/2020
15
CHEN, WENCAI
Exec Dt:
12/21/2020
16
LI, YONG
Exec Dt:
12/21/2020
Assignees
1
CNPC CHUANQING DRILLING ENGINEERING COMPANY LIMITED
NO. 6 MENGZHUIWAN STREET, CHENGHUA DISTRICT, SICHUAN
CHENGDU, CHINA
2
CCDC PETROLEUM DRILLING & PRODUCTION TECHNOLOGY CO LTD
SOUTH SECTION 2, ZHONGSHAN AVENUE, SICHUAN
GUANG HAN, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11225837
US20210198950
17132397
Correspondence name and address
WPAT, PC INTELLECTUAL PROPERTY ATTORNEYS
8230 BOONE BLVD, SUITE 405
VIENNA, VA 22182

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