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Patent Assignment Assignor Details
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Assignor Name : ZHANG, PENGYUAN
Total Assignments: 12
Assignment: 1
Reel/Frame:021831/0847   Pages: 7
Recorded: 11/10/2008
Attorney Dkt #:0004388usu/4192
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DING, JIANSHENG
Exec Dt:
09/19/2007
2
CHEN, JIANFENG
Exec Dt:
09/18/2007
3
ZHANG, HONGKE
Exec Dt:
09/21/2007
4
ZOU, HAIKUI
Exec Dt:
09/18/2007
5
HUA, WEIQI
Exec Dt:
09/21/2007
6
ZHANG, PENGYUAN
Exec Dt:
09/18/2007
7
SUN, SHUCHANG
Exec Dt:
09/18/2007
8
CHU, GUANGWEN
Exec Dt:
09/18/2007
9
ZU, LIMIN
Exec Dt:
09/18/2007
Assignee
1
NIGBO WANHUA POLYURETHANES CO., LTD.
WANJUA INDUSTRIAL PARK
NO. 39 HUANDAO NORTH ROAD, DAZIED DEVELOPMENT ZONE
NINGBO, ZHEJIANG 315812 P.R., CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7893301
US20080249261
11873056
Correspondence name and address
OHLANDT, GREELEY, RUGGIERO & PERLE, LLP
ONE LANDMARK SQUARE, 10TH FLOOR
STAMFORD, CT 06901
Assignment: 2
Reel/Frame:022124/0072   Pages: 9
Recorded: 01/19/2009
Attorney Dkt #:0004388USU
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNOR'S NAME FROM LIMIN ZU TO LIMIN XU AND ALSO CORRECT ASSIGNEE'S NAME AND ADDRESS PREVIOUSLY RECORDED ON REEL 021831 FRAME 0847. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT OF ASSIGNOR'S INTEREST.
Assignors
1
DING, JIANSHENG
Exec Dt:
09/19/2007
2
CHEN, JIANFENG
Exec Dt:
09/18/2007
3
ZHANG, HONGKE
Exec Dt:
09/21/2007
4
ZOU, HAIKUI
Exec Dt:
09/18/2007
5
HUA, WEIQI
Exec Dt:
09/21/2007
6
ZHANG, PENGYUAN
Exec Dt:
09/18/2007
7
SUN, SHUCHANG
Exec Dt:
09/18/2007
8
CHU, GUANGWEN
Exec Dt:
09/18/2007
9
XU, LIMIN
Exec Dt:
09/18/2007
Assignee
1
NINGBO WANHUA POLYURETHANES CO., LTD
WANHUA INDUSTRIAL PARK
NO. 39 HUANDAO NORTH ROAD, DAXIE DEVELOPMENT ZONE
NINGBO, ZHEJIANG 315812 P.R., CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7893301
US20080249261
11873056
Correspondence name and address
OHLANDT, GREELEY, RUGGIERO & PERLE
ONE LANDMARK SQUARE
10TH FLOOR
STAMFORD, CT 06901
Assignment: 3
Reel/Frame:024180/0453   Pages: 10
Recorded: 04/02/2010
Attorney Dkt #:0004388USU/4192
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE INFORMATION BY ADDING MISSING SECOND ASSIGNEE PREVIOUSLY RECORDED ON REEL 022124 FRAME 0072. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT OF ASSIGNOR'S INTEREST.
Assignors
1
DING, JIANSHENG
Exec Dt:
09/19/2007
2
CHEN, JIANFENG
Exec Dt:
09/18/2007
3
ZHANG, HONGKE
Exec Dt:
09/21/2007
4
ZOU, HAIKUI
Exec Dt:
09/18/2007
5
HUA, WEIQI
Exec Dt:
09/21/2007
6
ZHANG, PENGYUAN
Exec Dt:
09/18/2007
7
SUN, SHUCHANG
Exec Dt:
09/18/2007
8
CHU, GUANGWEN
Exec Dt:
09/18/2007
9
XU, LIMIN
Exec Dt:
09/18/2007
Assignees
1
NINGBO WANHUA POLYURETHANES CO., LTD.
WANHUA INDUSTRIAL PARK, NINGBO DAXIE ECONOMIC DEVELOPMENT ZONE
NINGBO, ZHEJIANG PROVINCE, CHINA 315812
2
BEIJING UNIVERSITY OF CHEMICAL TECHNOLOGY
P.O. BOX 35, NO. 15 BEISANHUAN EAST ROAD
CHAOYANG DISTRICT, BEIJING, CHINA 100029
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7893301
US20080249261
11873056
Correspondence name and address
CHARLES N.J. RUGGIERO
OHLANDT, GREELEY, RUGGIERO & PERLE, LLP
ONE LANDMARK SQUARE, 10TH FLOOR
STAMFORD, CT 06901
Assignment: 4
Reel/Frame:027908/0240   Pages: 8
Recorded: 03/22/2012
Attorney Dkt #:90292 (305178)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, HONGKE
Exec Dt:
03/07/2012
2
HUA, WEIQI
Exec Dt:
03/07/2012
3
LIU, XIAOGAO
Exec Dt:
03/07/2012
4
ZHAO, ZHENHUA
Exec Dt:
03/07/2012
5
SUN, SHUCHANG
Exec Dt:
03/07/2012
6
DING, JIANSHENG
Exec Dt:
03/07/2012
7
CHEN, JIANFENG
Exec Dt:
03/07/2012
8
ZHANG, PENGYUAN
Exec Dt:
03/07/2012
9
ZOU, HAIKUI
Exec Dt:
03/07/2012
10
CHU, GUANGWEN
Exec Dt:
03/07/2012
11
XU, LIMIN
Exec Dt:
03/07/2012
Assignees
1
NINGBO WANHUA POLYURETHANES CO., LTD.
WANHUA INDUSTRIAL GARDEN, HUANDAO NORTH ROAD, DAXIE ECONOMIC DEVELOPMENT ZONE, NINGBO
ZHEJIANG, CHINA 315812
2
BEIJING UNIVERSITY OF CHEMICAL TECHNOLOGY
15, EAST ROAD, NORTH 3RD RING ROAD, CHAOYANG DISTRICT
BEIJING, CHINA 100029
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9802848
US20120168375
13496872
Correspondence name and address
EDWARDS WILDMAN PALMER LLP
P.O. BOX 55874
BOSTON, MA 02205
Assignment: 5
Reel/Frame:054592/0296   Pages: 15
Recorded: 12/09/2020
Attorney Dkt #:LSAYJP-PT001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WANG, YANFENG
Exec Dt:
12/04/2020
2
LI, ENJIE
Exec Dt:
12/04/2020
3
LIU, REN
Exec Dt:
12/04/2020
4
LI, XINCHENG
Exec Dt:
12/04/2020
5
LIU, SHITANG
Exec Dt:
12/04/2020
6
LIU, XINGTAO
Exec Dt:
12/04/2020
7
LIANG, BAOYUAN
Exec Dt:
12/04/2020
8
ZHANG, PENGYUAN
Exec Dt:
12/04/2020
9
LI, MINGSHENG
Exec Dt:
12/04/2020
10
WU, ZHANGYE
Exec Dt:
12/04/2020
Assignee
1
YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
MA TINGTING NO. 27 JEREH ROAD
LAISHAN DISTRICT YANTAI
SHANDONG, CHINA 264003
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210172282
16973406
Correspondence name and address
WESLEY T. MCMICHAEL
30 SOUTH 17TH STREET, 18TH FLOOR
PHILADELPHIA, PA 19103
Assignment: 6
Reel/Frame:056339/0969   Pages: 11
Recorded: 05/25/2021
Attorney Dkt #:0135393.0743836
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LI, LIANG
Exec Dt:
04/26/2021
2
LI, SHOUZHE
Exec Dt:
04/26/2021
3
MAO, ZHUQING
Exec Dt:
04/26/2021
4
ZHANG, JUN
Exec Dt:
04/26/2021
5
LIU, KAISHEN
Exec Dt:
04/26/2021
6
ZHANG, PENGYUAN
Exec Dt:
04/26/2021
Assignee
1
YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
NO. 27 JIERUI ROAD
LAISHAN DISTRICT
YANTAI SHANDONG, CHINA 264003
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220259947
17321607
Correspondence name and address
ANDREW B. ULMER - FROST BROWN TODD LLC
GREAT AMERICAN TOWER
301 EAST FOURTH STREET, STE. 3300
CINCINNATI, OH 45202
Assignment: 7
Reel/Frame:056973/0963   Pages: 13
Recorded: 07/26/2021
Attorney Dkt #:0135393.0746286
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, KAISHEN
Exec Dt:
07/19/2021
2
LI, XIANCE
Exec Dt:
07/19/2021
3
CUI, SHUZHEN
Exec Dt:
07/19/2021
4
MAO, ZHUQING
Exec Dt:
07/19/2021
5
LIU, WEIWEI
Exec Dt:
07/19/2021
6
LI, LIANG
Exec Dt:
07/19/2021
7
ZHANG, PENGYUAN
Exec Dt:
07/19/2021
8
ZHAO, DAWEI
Exec Dt:
07/19/2021
Assignee
1
YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
NO. 27 JIERUI ROAD
LAISHAN DISTRICT
YANTAI SHANDONG, CHINA 264003
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11739623
US20220316306
17384870
Correspondence name and address
ANDREW B. ULMER - FROST BROWN TODD LLC
GREAT AMERICAN TOWER
301 EAST FOURTH STREET, STE. 3300
CINCINNATI, OH 45202
Assignment: 8
Reel/Frame:063867/0233   Pages: 13
Recorded: 06/06/2023
Attorney Dkt #:82KB-373864
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, KAISHEN
Exec Dt:
07/19/2021
2
LI, XIANCE
Exec Dt:
07/19/2021
3
CUI, SHUZHEN
Exec Dt:
07/19/2021
4
MAO, ZHUQING
Exec Dt:
07/19/2021
5
LIU, WEIWEI
Exec Dt:
07/19/2021
6
LI, LIANG
Exec Dt:
07/19/2021
7
ZHANG, PENGYUAN
Exec Dt:
07/19/2021
8
ZHAO, DAWEI
Exec Dt:
07/19/2021
Assignee
1
YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
NO. 27 JEREH ROAD, LAISHAN DISTRICT
YANTAI SHANDONG, CHINA 264003
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230392488
18329858
Correspondence name and address
SHEPPARD MULLIN RICHTER & HAMPTON LLP, WEIGUO CHEN
650 TOWN CENTER DRIVE, 10TH FLOOR
COSTA MESA, CA 92626
Assignment: 9
Reel/Frame:059971/0700   Pages: 5
Recorded: 05/20/2022
Attorney Dkt #:82KB-353723
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WANG, KAI
Exec Dt:
05/18/2022
2
LIU, WEIWEI
Exec Dt:
05/18/2022
3
WANG, PENG
Exec Dt:
05/18/2022
4
ZHANG, SONG
Exec Dt:
05/18/2022
5
ZHANG, PENGYUAN
Exec Dt:
05/18/2022
6
HUANG, ZHEN
Exec Dt:
05/18/2022
Assignee
1
YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
NO. 7 HENGHUI ROAD, LAISHAN DISTRICT
YANTAI, CHINA 264003
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11549349
NONE
17742627
Correspondence name and address
SHEPPARD MULLIN RICHTER & HAMPTON LLP, WEIGUO CHEN
650 TOWN CENTER DRIVE, 10TH FLOOR
COSTA MESA, CA 92626
Assignment: 10
Reel/Frame:062073/0140   Pages: 5
Recorded: 12/13/2022
Attorney Dkt #:82KB-362852
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WANG, KAI
Exec Dt:
05/18/2022
2
LIU, WEIWEI
Exec Dt:
05/18/2022
3
WANG, PENG
Exec Dt:
05/18/2022
4
ZHANG, SONG
Exec Dt:
05/18/2022
5
ZHANG, PENGYUAN
Exec Dt:
05/18/2022
6
HUANG, ZHEN
Exec Dt:
05/18/2022
Assignee
1
YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
NO. 7 HENGHUI ROAD, LAISHAN DISTRICT
YANTAI, CHINA 264003
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230119725
18080487
Correspondence name and address
SHEPPARD MULLIN RICHTER & HAMPTON LLP, WEIGUO CHEN
650 TOWN CENTER DRIVE, 10TH FLOOR
COSTA MESA, CA 92626
Assignment: 11
Reel/Frame:061938/0051   Pages: 48
Recorded: 11/15/2022
Attorney Dkt #:Q280269
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, PENGYUAN
Exec Dt:
10/13/2022
2
MENG, XIANGLI
Exec Dt:
10/28/2022
3
MENG, JIANQIN
Exec Dt:
10/28/2022
4
LIANG, TIANYI
Exec Dt:
10/28/2022
5
WANG, YIFU
Exec Dt:
10/28/2022
6
WU, DI
Exec Dt:
10/28/2022
7
CAI, LINGBO
Exec Dt:
10/28/2022
8
YE, XUAN
Exec Dt:
10/14/2022
9
ZHENG, YUXUAN
Exec Dt:
11/03/2022
10
ZHANG, MINGLONG
Exec Dt:
10/28/2022
11
ZHENG, YI
Exec Dt:
10/28/2022
12
LIANG, SHANGTAO
Exec Dt:
10/28/2022
13
CHEN, CHUANGFENG
Exec Dt:
11/10/2022
14
GU, SIXIN
Exec Dt:
11/01/2022
15
CHEN, HONGQIANG
Exec Dt:
10/28/2022
Assignee
1
TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
35/F, TENCENT BUILDING, KEJIZHONGYI ROAD, MIDWEST DISTRICT OF HI-TECH PARK, NANSHAN DISTRICT
SHENZHEN, GUANGDONG, CHINA 518057
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230071779
17987139
Correspondence name and address
SUGHRUE MION, PLLC
2000 PENNSYLVANIA AVENUE, N.W.
SUITE 9000
WASHINGTON, DC 20006
Assignment: 12
Reel/Frame:064710/0932   Pages: 6
Recorded: 08/25/2023
Attorney Dkt #:520013.5000102
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, PENGYUAN
Exec Dt:
08/25/2023
2
WANG, KAI
Exec Dt:
08/25/2023
3
WAN, JIHUA
Exec Dt:
08/25/2023
4
LIU, REN
Exec Dt:
08/25/2023
5
WANG, JUN
Exec Dt:
08/25/2023
6
ZHANG, SONG
Exec Dt:
08/25/2023
7
LIU, KAISHEN
Exec Dt:
08/25/2023
8
CUI, SHUZHEN
Exec Dt:
08/25/2023
9
MAO, ZHUQING
Exec Dt:
08/25/2023
10
LIU, WEIWEI
Exec Dt:
08/25/2023
Assignee
1
YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
NO. 27 JEREH ROAD, LAISHAN DISTRICT
YANTAI, SHANDONG, CHINA 264003
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240131486
18548048
Correspondence name and address
GANG CHEN
CROWELL & MORING LLP
P.O. BOX 10395
CHICAGO, IL 60610

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