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Patent Assignment Assignor Details
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Assignor Name : YU, YONGLIANG
Total Assignments: 3
Assignment: 1
Reel/Frame:040765/0845   Pages: 4
Recorded: 11/30/2016
Attorney Dkt #:GAI15CN2301-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, YANPING
Exec Dt:
11/22/2016
2
LI, XUEHUI
Exec Dt:
11/22/2016
3
WU, QIANLI
Exec Dt:
11/22/2016
4
YU, YONGLIANG
Exec Dt:
11/22/2016
5
CAO, CHUAN
Exec Dt:
11/22/2016
6
LV, MINGJIE
Exec Dt:
11/22/2016
7
JIA, TAO
Exec Dt:
11/22/2016
8
YANG, YI
Exec Dt:
11/22/2016
Assignees
1
CHINA NATIONAL PETROLEUM CORPORATION
9 DONGZHIMEN NORTH STREET
DONGCHENG DISTRICT
BEIJING, CHINA
2
CNPC DRILLING RESEARCH INSTITUTE
4F, BUILDING A, BLOCK A34, CNPC INNOVATION BASE
XISHATUN BRIDGE WEST, SHAHE TOWN, CHANGPING DISTRICT
BEIJING, CHINA 1002206
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10450801
US20170152718
15363699
Correspondence name and address
HOFFMAN WARNICK LLC
540 BROADWAY
ALBANY, NY 12207
Assignment: 2
Reel/Frame:048939/0803   Pages: 7
Recorded: 04/19/2019
Attorney Dkt #:RAP3-PT143
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, QUANLI
Exec Dt:
01/31/2019
2
YIN, HONGWEI
Exec Dt:
01/31/2019
3
LI, WANJUN
Exec Dt:
01/31/2019
4
GUO, HUIJUAN
Exec Dt:
01/31/2019
5
LIU, GUOJUN
Exec Dt:
01/31/2019
6
XU, BINGGUI
Exec Dt:
01/31/2019
7
CHEN, GANG
Exec Dt:
01/31/2019
8
ZHU, YINGJIE
Exec Dt:
01/31/2019
9
WANG, GANG
Exec Dt:
01/31/2019
10
ZHOU, SHAOHUA
Exec Dt:
01/31/2019
11
LIU, ZHITONG
Exec Dt:
01/31/2019
12
YU, YONGLIANG
Exec Dt:
01/31/2019
13
HE, MINGMIN
Exec Dt:
01/31/2019
14
JIA, TAO
Exec Dt:
01/31/2019
15
WANG, JIANI
Exec Dt:
01/31/2019
16
LV, MINGJIE
Exec Dt:
01/31/2019
17
HE, FEI
Exec Dt:
01/31/2019
Assignee
1
CNPC ENGINEERING TECHNOLOGY R&D COMPANY LIMITED
BUILDING 1, YARD 5, HUANGHE STREET, CHANGPING DISTRICT
BEIJING, CHINA 102206
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10858917
US20200332629
16389188
Correspondence name and address
VOLPE AND KOENIG, P.C.
30 SOUTH 17TH STREET, 18TH FLOOR
PHILADELPHIA, PA 19103
Assignment: 3
Reel/Frame:053198/0857   Pages: 21
Recorded: 07/14/2020
Attorney Dkt #:RAP3-PT206
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, QUANLI
Exec Dt:
06/23/2020
2
XU, BINGGUI
Exec Dt:
06/23/2020
3
SHI, DEPEI
Exec Dt:
06/23/2020
4
YIN, HONGWEI
Exec Dt:
06/23/2020
5
GUO, HUIJUAN
Exec Dt:
06/23/2020
6
ZHAN, GUODONG
Exec Dt:
06/23/2020
7
LI, WANJUN
Exec Dt:
06/23/2020
8
GUO, JIANHUA
Exec Dt:
06/23/2020
9
ZHU, YINGJIE
Exec Dt:
06/23/2020
10
WANG, JIANLI
Exec Dt:
06/23/2020
11
JIA, TAO
Exec Dt:
06/23/2020
12
LV, MINGJIE
Exec Dt:
06/23/2020
13
YANG, YI
Exec Dt:
06/23/2020
14
YU, YONGLIANG
Exec Dt:
06/23/2020
15
ZHITONG, ZHITONG
Exec Dt:
06/23/2020
16
MING, RUIQING
Exec Dt:
06/23/2020
Assignees
1
CHINA NATIONAL PETROLEUM CORPORATION
NO.9 DONGZHIMEN NORTH STREET
DONGCHENG DISTRICT
BEIJING, CHINA
2
CNPC ENGINEERING TECHNOLOGY R&D COMPANY LIMITED
BUILDING 1#, YARD NO.5, HUANGHE STREET
SHAHE TOWN, CHANGPING DISTRICT
BEIJING, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11293254
US20210396092
16908898
Correspondence name and address
DOUGLAS J. BUCKLIN
30 SOUTH 17TH STREET
18TH FLOOR
PHILADELPHIA, PA 19103

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