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Patent Assignment Assignor Details
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Assignor Name : CHU, XIAODONG
Total Assignments: 20
Assignment: 1
Reel/Frame:020446/0900   Pages: 3
Recorded: 02/04/2008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHAO, JINGMING
Exec Dt:
09/12/2007
2
YIN, JUN
Exec Dt:
09/12/2007
3
LIU, SHUJU
Exec Dt:
09/12/2007
4
CHU, XIAODONG
Exec Dt:
09/12/2007
5
XU, SHENGXIAN
Exec Dt:
09/12/2007
Assignee
1
SHANGHAI HUAYI ACRYLIC ACID CO., LTD.
NO. 2031 NORTH PUDONG ROAD
SHANGHAI, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7981255
US20090078558
11861883
Correspondence name and address
HAMRE, SCHUMANN, MUELLER & LARSON, P.C.
P.O. BOX 2902
MINNEAPOLIS, MN 55402-0902
Assignment: 2
Reel/Frame:026472/0421   Pages: 4
Recorded: 06/21/2011
Attorney Dkt #:88448-806972 (000300US)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WANG, JIAN
Exec Dt:
06/14/2011
2
LI, XUEMEI
Exec Dt:
06/13/2011
3
ZHANG, YAN
Exec Dt:
06/13/2011
4
SHI, KAIMIN
Exec Dt:
06/13/2011
5
JIAO, KUN
Exec Dt:
06/13/2011
6
MA, JIANXUE
Exec Dt:
06/14/2011
7
CHU, XIAODONG
Exec Dt:
06/14/2011
8
SHAO, JINGMING
Exec Dt:
06/14/2011
Assignee
1
SHANGHAI HUAYI ACRYLIC ACID CO., LTD.
NO. 2031 NORTH PUDONG ROAD
SHANGHAI, CHINA 200137
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8481790
US20110295041
13116309
Correspondence name and address
KILPATRICK TOWNSEND & STOCKTON LLP
TWO EMBARCADERO CENTER, EIGHTH FLOOR
SAN FRANCISCO, CA 94111
Assignment: 3
Reel/Frame:026950/0385   Pages: 4
Recorded: 09/22/2011
Attorney Dkt #:88448-818361 (000400US)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEN, XIN
Exec Dt:
09/13/2011
2
ZUO, LINGHUA
Exec Dt:
09/13/2011
3
LUO, GE
Exec Dt:
09/13/2011
4
ZHAO, XIAOQI
Exec Dt:
09/13/2011
5
ZHUANG, YAN
Exec Dt:
09/15/2011
6
CHU, XIAODONG
Exec Dt:
09/16/2011
7
SHAO, JINGMING
Exec Dt:
09/16/2011
Assignee
1
SHANGHAI HUAYI ACRYLIC ACID CO. LTD.
NO. 2031 NORTH PUDONG ROAD
SHANGHAI, CHINA 200137
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9192930
US20120135856
13240464
Correspondence name and address
TODD A. OSTOMEL, PH.D.
KILPATRICK TOWNSEND AND STOCKTON LLP
TWO EMBARCADERO CENTER, 8TH FLOOR
SAN FRANCISCO, CA 94111-3834
Assignment: 4
Reel/Frame:031878/0347   Pages: 4
Recorded: 01/02/2014
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEN, XIN
Exec Dt:
11/26/2013
2
LUO, GE
Exec Dt:
11/26/2013
3
JIN, XINLEI
Exec Dt:
11/26/2013
4
WU, TONGHAO
Exec Dt:
11/26/2013
5
ZHUANG, YAN
Exec Dt:
11/26/2013
6
CHU, XIAODONG
Exec Dt:
11/26/2013
7
JI, JINGHUA
Exec Dt:
11/26/2013
Assignee
1
SHANGHAI HUAYI ACRYLIC ACID CO. LTD.
NO. 2031, NORTH PUDONG ROAD, PUDONG
SHANGHAI, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9314772
US20140141964
14086368
Correspondence name and address
HAMRE, SCHUMANN, MUELLER & LARSON, P.C.
P.O. BOX 2902
MINNEAPOLIS, MN 55402
Assignment: 5
Reel/Frame:031887/0312   Pages: 4
Recorded: 01/03/2014
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
XIONG, DESHENG
Exec Dt:
11/26/2013
2
WU, TONGHAO
Exec Dt:
11/26/2013
3
LUO, GE
Exec Dt:
11/26/2013
4
ZHUANG, YAN
Exec Dt:
11/26/2013
5
MA, JIANGXUE
Exec Dt:
11/26/2013
6
CHU, XIAODONG
Exec Dt:
11/26/2013
7
JI, JINGHUA
Exec Dt:
11/26/2013
Assignee
1
SHANGHAI HUAYI ACRYLIC ACID CO. LTD.
NO. 2031, NORTH PUDONG ROAD, PUDONG
SHANGHAI, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9731280
US20140141965
14086313
Correspondence name and address
HAMRE, SCHUMANN, MUELLER & LARSON, P.C.
P.O. BOX 2902
MINNEAPOLIS, MN 55402
Assignment: 6
Reel/Frame:035785/0489   Pages: 9
Recorded: 06/04/2015
Attorney Dkt #:US1500547
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
QIN, XIAOFEI
Exec Dt:
05/29/2015
2
FENG, YONGREN
Exec Dt:
05/29/2015
3
SONG, WANGUANG
Exec Dt:
05/29/2015
4
CHU, XIAODONG
Exec Dt:
05/29/2015
5
WANG, LEI
Exec Dt:
05/29/2015
Assignees
1
CHINA NATIONAL OFFSHORE OIL CORPORATION
NO. 25, CHAO YANGMEN NORTH STREET
BEIJING, CHINA 100010
2
CHINA OILFIELD SERVICES LIMITED
P.O. BOX 232, TONGZHOU DISTRICT,
BEIJING, CHINA 101149
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9982816
US20150316183
14649343
Correspondence name and address
LING WU
P.O. BOX 1747
ROCKVILLE, MD 20849
Assignment: 7
Reel/Frame:037287/0975   Pages: 14
Recorded: 12/14/2015
Attorney Dkt #:US1500597
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FENG, YONGREN
Exec Dt:
11/04/2015
2
TIAN, ZHIBIN
Exec Dt:
11/04/2015
3
LU, TAO
Exec Dt:
11/04/2015
4
LIU, LIPING
Exec Dt:
11/04/2015
5
HAO, GUIQING
Exec Dt:
11/04/2015
6
ZHANG, WENQUAN
Exec Dt:
11/04/2015
7
CHU, XIAODONG
Exec Dt:
11/04/2015
8
WEI, ZANQING
Exec Dt:
11/04/2015
9
LIU, TIEMIN
Exec Dt:
11/04/2015
10
HAN, FEN
Exec Dt:
11/04/2015
Assignees
1
CHINA NATIONAL OFFSHORE OIL CORP
NO. 25, CHAOYANGMEN NORTH STREET
DONGCHENG DISTRICT
BEIJING, CHINA 100010
2
CHINA OILFIELD SERVICES LIMITED
NO. 18, OFFSHORE OIL AVENUE, YANJIAO DEVELOPMENTS ZONE
SANHE
LANGFANG, HEBEI, CHINA 065201
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10018038
US20170107813
14898144
Correspondence name and address
LING WU
P.O. BOX 1747
ROCKVILLE, MD 20849
Assignment: 8
Reel/Frame:040241/0824   Pages: 5
Recorded: 11/07/2016
Attorney Dkt #:850766.00035
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHAO, XIAOQI
Exec Dt:
06/11/2016
2
LUO, GE
Exec Dt:
06/08/2016
3
CHEN, YONG
Exec Dt:
06/10/2016
4
QIN, CHUNHUA
Exec Dt:
06/08/2016
5
WU, TONGHAO
Exec Dt:
06/09/2016
6
ZHUANG, YAN
Exec Dt:
06/10/2016
7
MA, JIANXUE
Exec Dt:
06/11/2016
8
CHU, XIAODONG
Exec Dt:
06/12/2016
9
JI, JINHUA
Exec Dt:
06/12/2016
Assignees
1
SHANGHAI HUAYI NEW MATERIAL CO., LTD
ROOM 357, NO. 100, LANE 295
CANG GONG ROAD, FENG XIAN DISTRICT
SHANGHAI, P.R., CHINA
2
SHANGHAI HUAYI ACRYLIC ACID CO., LTD
NO. 2031, NORTH PUDONG ROAD
PUDONG, SHANGHAI, P.R., CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9522866
US20160185698
14959576
Correspondence name and address
SARA J. KERSTEIN
411 E. WISCONSIN AVENUE
QUARLES & BRADY, LLP
MILWAUKEE, WI 53202
Assignment: 9
Reel/Frame:043677/0993   Pages: 5
Recorded: 09/25/2017
Attorney Dkt #:007556.00188
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FENG, YONGREN
Exec Dt:
08/10/2017
2
LIU, TIEMIN
Exec Dt:
08/10/2017
3
TIAN, ZHIBIN
Exec Dt:
08/10/2017
4
LIU, LIPING
Exec Dt:
08/10/2017
5
CHU, XIAODONG
Exec Dt:
08/10/2017
6
WEI, ZANQING
Exec Dt:
08/10/2017
7
WU, XINGFANG
Exec Dt:
08/10/2017
8
HAO, GUIQING
Exec Dt:
08/10/2017
Assignees
1
CHINA NATIONAL OFFSHORE OIL CORPORATION
NO. 25, CHAOYANGMEN NORTH STREET
DONGCHENG DISTRICT
BEIJING, CHINA 100010
2
CHINA OILFIELD SERVICES LIMITED
NO. 18, OFFSHORE OIL AVENUE
YANJIAO DEVELOPMENTS ZONE
HEBEI, CHINA 065201
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10236667
US20180323589
15561101
Correspondence name and address
BANNER & WITCOFF, LTD.
1100 13TH ST. NW
STE 1200
WASHINGTON, DC 20005
Assignment: 10
Reel/Frame:052595/0421   Pages: 14
Recorded: 05/07/2020
Attorney Dkt #:US2000946
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FENG, YONGREN
Exec Dt:
04/10/2020
2
ZOU, JIBIN
Exec Dt:
04/10/2020
3
LIU, TIEMIN
Exec Dt:
04/10/2020
4
WU, XINGFANG
Exec Dt:
04/10/2020
5
CHU, XIAODONG
Exec Dt:
04/10/2020
6
TIAN, ZHIBIN
Exec Dt:
04/10/2020
7
ZHANG, GUOQIANG
Exec Dt:
04/10/2020
8
HAO, ZHONGTIAN
Exec Dt:
04/10/2020
9
LI, GUANGSHUAI
Exec Dt:
04/10/2020
10
WU, YIMING
Exec Dt:
04/10/2020
Assignees
1
CHINA NATIONAL OFFSHORE OIL CORPORATION
NO.25, CHAOYANGMENBEI DAJIE, DONGCHENG DISTRICT
BEIJING, CHINA 100010
2
CHINA OILFIELD SERVICES LIMITED
NO. 1581 HAICHUAN ROAD, TANGGU MARINE SCIENCE AND TECHNOLOGY PARK, TIANJIN BINHAI HIGH-TECH ZONE
TIANJIN, CHINA 300459
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11028658
US20200291735
16760034
Correspondence name and address
LING WU
11618 SORREL RUN NW
GIG HARBOR, WA 98332
Assignment: 11
Reel/Frame:053104/0299   Pages: 5
Recorded: 07/01/2020
Attorney Dkt #:850766.00091
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEN, XIN
Exec Dt:
06/22/2020
2
LUO, GE
Exec Dt:
06/22/2020
3
JIN, XINLEI
Exec Dt:
06/22/2020
4
WU, TONGHAO
Exec Dt:
06/22/2020
5
ZHUANG, YAN
Exec Dt:
06/22/2020
6
QIAN, ZHIGANG
Exec Dt:
06/22/2020
7
CHU, XIAODONG
Exec Dt:
06/22/2020
Assignee
1
SHANGHAI HUAYI NEW MATERIAL CO., LTD.
NO. 139, PUGONG ROAD
FENGXIAN DISTRICT
SHANGHAI, CHINA 201507
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11964937
US20210078929
16959647
Correspondence name and address
QUARLES & BRADY LLP
411 E. WISCONSIN AVENUE
SUITE 2350
MILWAUKEE, WI 53202-4426
Assignment: 12
Reel/Frame:058248/0413   Pages: 6
Recorded: 11/30/2021
Attorney Dkt #:007556.00231
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LU, TAO
Exec Dt:
06/10/2021
2
FENG, YONGREN
Exec Dt:
06/10/2021
3
XU, CHANGGUI
Exec Dt:
06/10/2021
4
TIAN, ZHIBIN
Exec Dt:
06/10/2021
5
QIN, XIAOFEI
Exec Dt:
06/10/2021
6
ZHOU, MINGGAO
Exec Dt:
06/10/2021
7
CHU, XIAODONG
Exec Dt:
06/10/2021
8
LIU, TIEMIN
Exec Dt:
06/10/2021
9
XUE, YONGZENG
Exec Dt:
06/10/2021
10
WEI, ZANQING
Exec Dt:
06/10/2021
11
HUANG, LIN
Exec Dt:
06/10/2021
Assignees
1
CHINA OILFIELD SERVICES LIMITED
NO. 1581 HAICHUAN RD.
TANGGU MARINE SCIENCE AND TECHNOLOGY PARK
TIANJIN, CHINA 300459
2
CHINA NATIONAL OFFSHORE OIL CORPORATION
NO. 25, CHAOYANGMENBEI DAJIE
BEIJING, CHINA 100010
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11905829
US20220316290
17420108
Correspondence name and address
BANNER & WITCOFF, LTD.
71 SOUTH WACKER DRIVE
SUITE 3600
CHICAGO, IL 60606
Assignment: 13
Reel/Frame:057279/0733   Pages: 5
Recorded: 08/25/2021
Attorney Dkt #:AFD0461PUSA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZUO, YOUXIANG
Exec Dt:
08/10/2021
2
FENG, YONGREN
Exec Dt:
08/10/2021
3
LU, TAO
Exec Dt:
08/10/2021
4
KONG, SUN
Exec Dt:
08/10/2021
5
SHEN, YANG
Exec Dt:
08/10/2021
6
QIN, XIAOFEI
Exec Dt:
08/10/2021
7
CHU, XIAODONG
Exec Dt:
08/10/2021
8
CHEN, YONGCHAO
Exec Dt:
08/11/2021
9
WU, XINGFANG
Exec Dt:
08/13/2021
10
HUANG, LIN
Exec Dt:
08/13/2021
Assignees
1
CHINA OILFIELD SERVICES LIMITED
NO. 1581 HAICHUAN ROAD, TANGGU MARINE SCIENCE AND TECHNOLOGY PARK, TIANJIN BINHAI HIGH-TECH ZONE
TIANJIN, CHINA 300459
2
CHINA NATIONAL OFFSHORE OIL CORPORATION
NO. 25, CHAOYANGMENBEI DAJIE, DONGCHENG DISTRICT
BEIJING, CHINA 100010
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220155275
17433519
Correspondence name and address
BROOKS KUSHMAN P.C.
1000 TOWN CENTER, TWENTY-SECOND FLOOR
SOUTHFIELD, MI 48075
Assignment: 14
Reel/Frame:058796/0130   Pages: 5
Recorded: 01/27/2022
Attorney Dkt #:AFD0469PUSA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TIAN, ZHIBIN
Exec Dt:
01/21/2022
2
FENG, YONGREN
Exec Dt:
01/21/2022
3
LU, TAO
Exec Dt:
01/21/2022
4
HUANG, LIN
Exec Dt:
01/21/2022
5
LIU, TIEMIN
Exec Dt:
01/21/2022
6
WEI, ZANQING
Exec Dt:
01/21/2022
7
JIANG, YONG
Exec Dt:
01/21/2022
8
DU, XIAOGIANG
Exec Dt:
01/21/2022
9
LIU, LIPING
Exec Dt:
01/21/2022
10
CHU, XIAODONG
Exec Dt:
01/21/2022
Assignees
1
CHINA OILFIELD SERVICES LIMITED
NO. 1581 HAICHUAN ROAD, TANGGU MARINE SCIENCE AND TECHNOLOGY PARK, TIANJIN BINHAI HIGH-TECH ZONE
TIANJIN, CHINA 300459
2
CHINA NATIONAL OFFSHORE OIL CORPORATION
NO. 25, CHAOYANGMENBEI DAJIE, DONGCHENG DISTRICT
BEIJING, CHINA 100010
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220260094
17630653
Correspondence name and address
BROOKS KUSHMAN P.C.
1000 TOWN CENTER, TWENTY-SECOND FLOOR
SOUTHFIELD, MI 48075
Assignment: 15
Reel/Frame:059474/0278   Pages: 7
Recorded: 03/22/2022
Attorney Dkt #:AFD0469PUSA
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE SPELLING OF THE 8TH INVENTOR'S FIRST NAME PREVIOUSLY RECORDED AT REEL: 058796 FRAME: 0130. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors
1
TIAN, ZHIBIN
Exec Dt:
01/21/2022
2
FENG, YONGREN
Exec Dt:
01/21/2022
3
LU, TAO
Exec Dt:
01/21/2022
4
HUANG, LIN
Exec Dt:
01/21/2022
5
LIU, TIEMIN
Exec Dt:
01/21/2022
6
WEI, ZANQING
Exec Dt:
01/21/2022
7
JIANG, YONG
Exec Dt:
01/21/2022
8
DU, XIAOQIANG
Exec Dt:
01/21/2022
9
LIU, LIPING
Exec Dt:
01/21/2022
10
CHU, XIAODONG
Exec Dt:
01/21/2022
Assignees
1
CHINA OILFIELD SERVICES LIMITED
NO. 1581 HAICHUAN ROAD, TANGGU MARINE SCIENCE AND TECHNOLOGY PARK
TIANJIN BINHAI HIGH-TECH ZONE
TIANJIN, CHINA 300459
2
CHINA NATIONAL OFFSHORE OIL CORPORATION
NO. 25, CHAOYANGMENBEI DAJIE, DONGCHENG DISTRICT
BEIJING, CHINA 100010
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220260094
17630653
Correspondence name and address
BROOKS KUSHMAN P.C.
1000 TOWN CENTER
22ND FLOOR
SOUTHFIELD, MI 48033
Assignment: 16
Reel/Frame:060730/0477   Pages: 5
Recorded: 08/05/2022
Attorney Dkt #:850766.00034
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEN, XIN
Exec Dt:
03/10/2022
2
LUO, GE
Exec Dt:
03/10/2022
3
JIN, XINLEI
Exec Dt:
03/10/2022
4
QIN, CHUNHUA
Exec Dt:
03/10/2022
5
WU, TONGHAO
Exec Dt:
03/10/2022
6
ZHUANG, YAN
Exec Dt:
03/10/2022
7
MA, JIANXUE
Exec Dt:
03/10/2022
8
CHU, XIAODONG
Exec Dt:
03/10/2022
9
JI, JINHUA
Exec Dt:
03/10/2022
Assignees
1
SHANGHAI HUAYI NEW MATERIAL CO., LTD
CANG GONG ROAD
ROOM 357, NO. 100
SHANGHAI, CHINA 201424
2
SHANGHAI HUAYI ACRYLIC ACID CO., LTD
NORTH PUDONG ROAD
NO. 2031, PUDONG NEW DISTRICT
SHANGHAI, CHINA 200137
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11325109
US20160184807
14959469
Correspondence name and address
QUARLES & BRADY LLP
411 E. WISCONSIN AVE
SUITE 2400
MILWAUKEE, WI 53202
Assignment: 17
Reel/Frame:059986/0884   Pages: 5
Recorded: 05/12/2022
Attorney Dkt #:007556.00236\US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TIAN, ZHIBIN
Exec Dt:
05/07/2022
2
LU, TAO
Exec Dt:
05/07/2022
3
HUANG, LIN
Exec Dt:
05/07/2022
4
WEI, ZANQING
Exec Dt:
05/07/2022
5
LIU, TIEMIN
Exec Dt:
05/07/2022
6
FENG, YONGREN
Exec Dt:
05/07/2022
7
CHU, XIAODONG
Exec Dt:
05/07/2022
8
JIANG, YONG
Exec Dt:
05/07/2022
Assignees
1
CHINA OILFIELD SERVICES LIMITED
NO. 1581 HAICHUAN RD., TANGGU MARINE SCIENCE
AND TECHNOLOGY PARK, TIANJIN BINHAI HIGH-TECH ZONE
TIANJIN, CHINA 300459
2
CHINA NATIONAL OFFSHORE OIL CORPORATION
NO. 25, CHAOYANGMENBEI DAJIE
DONGCHENG DISTRICT
BEIJING, CHINA 100010
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220397491
17776125
Correspondence name and address
BANNER WITCOFF
71 SOUTH WACKER DRIVE
SUITE 3600
CHICAGO, IL 60606
Assignment: 18
Reel/Frame:063914/0352   Pages: 6
Recorded: 06/09/2023
Attorney Dkt #:AFD0485PUSA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FENG, YONGREN
Exec Dt:
03/24/2023
2
LU, TAO
Exec Dt:
03/24/2023
3
HUANG, LIN
Exec Dt:
03/24/2023
4
GUO, SHUSHENG
Exec Dt:
03/24/2023
5
CHU, XIAODONG
Exec Dt:
03/24/2023
6
XU, KUN
Exec Dt:
03/24/2023
7
LIU, TIEMIN
Exec Dt:
03/24/2023
8
CHEN, YONGCHAO
Exec Dt:
03/24/2023
9
XUE, YONGZENG
Exec Dt:
03/24/2023
10
WENG, XINHUO
Exec Dt:
03/24/2023
11
ZHANG, GUOQIANG
Exec Dt:
03/24/2023
12
SHANG, SUOGUI
Exec Dt:
03/24/2023
13
SHEN, YANG
Exec Dt:
03/24/2023
14
JIN, YA
Exec Dt:
03/24/2023
Assignee
1
CHINA OILFIELD SERVICES LIMITED
NO. 1581 HAICHUAN ROAD, TANGGU MARINE SCIENCE AND TECHNOLOGY PARK, TIANJIN BINHAI HIGH-TECH ZONE
TIANJIN, CHINA 300459
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240026747
18266518
Correspondence name and address
BROOKS KUSHMAN P.C.
1000 TOWN CENTER, TWENTY-SECOND FLOOR
SOUTHFIELD, MI 48075
Assignment: 19
Reel/Frame:064114/0995   Pages: 4
Recorded: 06/29/2023
Attorney Dkt #:850766.00139
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
XIONG, DESHENG
Exec Dt:
06/26/2023
2
ZHUANG, YAN
Exec Dt:
06/26/2023
3
CUI, YAO
Exec Dt:
06/26/2023
4
CHU, XIAODONG
Exec Dt:
06/26/2023
Assignee
1
SHANGHAI HUAYI NEW MATERIAL CO., LTD
NO. 128, PUGONG ROAD
FENGXIAN DISTRICT
SHANGHAI, CHINA 201507
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240066507
18270130
Correspondence name and address
QUARLES & BRADY LLP
411 EAST WISCONSIN AVENUE
SUITE 2400
MILWAUKEE, WI 53202-4428
Assignment: 20
Reel/Frame:064115/0659   Pages: 5
Recorded: 06/29/2023
Attorney Dkt #:850766.00140
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
XIONG, DESHENG
Exec Dt:
06/26/2023
2
XU, HUALONG
Exec Dt:
06/26/2023
3
ZHUANG, YAN
Exec Dt:
06/26/2023
4
SHEN, WEI
Exec Dt:
06/26/2023
5
WANG, YIBIN
Exec Dt:
06/26/2023
6
CUI, YAO
Exec Dt:
06/26/2023
7
CHU, XIAODONG
Exec Dt:
06/26/2023
Assignee
1
SHANGHAI HUAYI NEW MATERIAL CO., LTD
NO. 128, PUGONG ROAD
FENGXIAN DISTRICT
SHANGHAI, CHINA 201507
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240058796
18270339
Correspondence name and address
QUARLES & BRADY LLP
411 EAST WISCONSIN AVENUE
SUITE 2400
MILWAUKEE, WI 53202-4428

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