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Patent Assignment Assignor Details
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Assignor Name : ZHENG, AIGUO
Total Assignments: 7
Assignment: 1
Reel/Frame:017646/0362   Pages: 5
Recorded: 05/19/2006
Attorney Dkt #:CCPT127100
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HE, JILIN
Exec Dt:
05/18/2006
2
PAN, LUNTAO
Exec Dt:
05/18/2006
3
ZHENG, AIGUO
Exec Dt:
05/18/2006
4
CHENG, YUEWEI
Exec Dt:
05/18/2006
5
MA, YUEZHONG
Exec Dt:
05/18/2006
6
LIU, HONGDONG
Exec Dt:
05/18/2006
7
YANG, GUOQI
Exec Dt:
05/18/2006
8
WANG, CHUNXIANG
Exec Dt:
05/18/2006
9
WANG, YANPING
Exec Dt:
05/18/2006
10
ZHENG, SHIPING
Exec Dt:
05/18/2006
Assignee
1
NINGXIA ORIENT TANTALUM INDUSTRY CO., LTD.
119, YEJIN ROAD, DAWUKOU DISTRICT
SHIZUISHAN CITY, NINGXIA, CHINA 753000
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7666247
US20070193409
11356723
Correspondence name and address
JEFFREY M. SAKOI, ESQ.
CHRISTENSEN O'CONNOR JOHNSON KINDNESS
1420 FIFTH AVENUE, SUITE 2800
SEATTLE, WA 98101-2347
Assignment: 2
Reel/Frame:021874/0203   Pages: 5
Recorded: 11/17/2008
Attorney Dkt #:8737-000050
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LI, BIN
Exec Dt:
10/15/2008
2
PAN, LUNTAO
Exec Dt:
10/15/2008
3
ZHENG, AIGUO
Exec Dt:
10/15/2008
4
MA, YUEZHONG
Exec Dt:
10/15/2008
5
CHENG, YUEWEI
Exec Dt:
10/15/2008
6
DONG, XUECHENG
Exec Dt:
10/15/2008
7
ZHANG, XUEQING
Exec Dt:
10/15/2008
8
WANG, ZHIDAO
Exec Dt:
10/15/2008
9
ZHU, BAOJUN
Exec Dt:
10/15/2008
Assignee
1
NINGXIA ORIENT TANTALUM INDUSTRY CO., LTD.
NO. 119, YEJIN ROAD
DAWUKOU DISTRICT
SHIZUISHAN CITY, NINGXIA, CHINA 753000
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8238078
US20090180240
12250627
Correspondence name and address
MICHAEL J. SCHMIDT
HARNESS, DICKEY & PIERCE, P.L.C.
P.O. BOX 828
BLOOMFIELD HILLS, MI 48303
Assignment: 3
Reel/Frame:034418/0679   Pages: 5
Recorded: 12/08/2014
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHU, XINGTIAN
Exec Dt:
11/28/2014
2
XIA, CHANGJIU
Exec Dt:
11/24/2014
3
LIN, MIN
Exec Dt:
11/28/2014
4
ZHU, BIN
Exec Dt:
11/24/2014
5
PENG, XINXIN
Exec Dt:
11/28/2014
6
ZHENG, AIGUO
Exec Dt:
11/28/2014
7
XIN, MUDI
Exec Dt:
11/24/2014
8
XIANG, YANJUAN
Exec Dt:
11/24/2014
9
SHI, CHUNFENG
Exec Dt:
11/24/2014
Assignees
1
CHINA PETROLEUM & CHEMICAL CORPORATION
22 CHAOYANGMEN NORTH STREET, CHAOYANG DISTRICT
BEIJING, CHINA 100728
2
RESEARCH INSTITUTE OF PETROLEUM PROCESSING, SINOPEC
18 XUEYUAN ROAD, HAIDIAN DISTRICT
BEIJING, CHINA 100083
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9656251
US20150119569
14527631
Correspondence name and address
NOVICK, KIM & LEE, PLLC
1604 SPRING HILL ROAD, SUITE 320
VIENNA, VA 22182
Assignment: 4
Reel/Frame:036449/0795   Pages: 4
Recorded: 08/28/2015
Attorney Dkt #:020469-0440699
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YANG, GUOQI
Exec Dt:
08/17/2015
2
ZHENG, AIGUO
Exec Dt:
08/17/2015
3
CHEN, XUEQING
Exec Dt:
08/17/2015
4
LIN, FUKUN
Exec Dt:
08/17/2015
Assignees
1
NINGXIA ORIENT TANTALUM INDUSTRY CO., LTD.
NO.119, YEJIN ROAD, DAWUKOU DISTRICT
SHIZUISHAN CITY, NINGXIA, CHINA 753000
2
NATIONAL ENGINEERING RESEARCH CENTER FOR SPECIAL METAL MATERIALS OF TANTALUM AND NIOBIUM
NO.119, YEJIN ROAD, DAWUKOU DISTRICT
SHIZUISHAN CITY, NINGXIA, CHINA 753000
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10074486
US20160314904
14767243
Correspondence name and address
PILLSBURY WINTHROP SHAW PITTMAN, LLP (NV
PO BOX 10500
MCLEAN, VA 22102
Assignment: 5
Reel/Frame:036535/0030   Pages: 4
Recorded: 09/10/2015
Attorney Dkt #:020469-0440510
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YANG, GUOQI
Exec Dt:
08/17/2015
2
ZHENG, AIGUO
Exec Dt:
08/17/2015
3
CHENG, YUEWEI
Exec Dt:
08/17/2015
4
MA, YUEZHONG
Exec Dt:
08/17/2015
Assignees
1
NINGXIA ORIENT TANTALUM INDUSTRY CO., LTD.
NO.119, YEJIN ROAD, DAWUKOU DISTRICT
SHIZUISHAN CITY, NINGXIA, CHINA 753000
2
NATIONAL ENGINEERING RESEARCH CENTER FOR SPECIAL METAL MATERIALS OF TANTALUM AND NIOBIUM
NO.119, YEJIN ROAD, DAWUKOU DISTRICT
SHIZUISHAN CITY, NINGXIA, CHINA 753000
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9764388
US20160059319
14763389
Correspondence name and address
PILLSBURY WINTHROP SHAW PITTMAN, LLP (NV
PO BOX 10500
MCLEAN, VA 22102
Assignment: 6
Reel/Frame:041162/0327   Pages: 4
Recorded: 02/02/2017
Attorney Dkt #:020469-0450824
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YANG, GUOQI
Exec Dt:
01/10/2017
2
ZHENG, AIGUO
Exec Dt:
01/10/2017
3
MA, YUEZHONG
Exec Dt:
01/10/2017
Assignees
1
NINGXIA ORIENT TANTALUM INDUSTRY CO., LTD.
NO.119, YEJIN ROAD, DAWUKOU DISTRICT
SHIZUISHAN CITY, NINGXIA, CHINA 753000
2
NATIONAL ENGINEERING RESEARCH CENTER FOR SPECIAL METAL MATERIALS OF TANTALUM AND NIOBIUM
NO.119, YEJIN ROAD, DAWUKOU DISTRICT
SHIZUISHAN CITY, NINGXIA, CHINA 753000
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10737322
US20170232509
15501409
Correspondence name and address
PILLSBURY WINTHROP SHAW PITTMAN, LLP
PO BOX 10500
MCLEAN, VA 22102
Assignment: 7
Reel/Frame:056421/0217   Pages: 6
Recorded: 06/03/2021
Attorney Dkt #:TLIPPT-21018-USDS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LI, ZHIHONG
Exec Dt:
06/01/2021
2
LI, CHAO
Exec Dt:
06/01/2021
3
ZHENG, AIGUO
Exec Dt:
06/01/2021
4
CHEN, WENJUAN
Exec Dt:
06/01/2021
Assignee
1
SHENZHEN WEISTEK CO., LTD
ROOM 2301, SHENZHEN OVERSEAS CHINESE
HIGH-TECH VENTURE PARK, NANSHAN DISTRICT
SHENZHEN, GUANGDONG, CHINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
D975755
NONE
29786853
Correspondence name and address
BYIP LTD.
5700 GRANITE PARKWAY, SUITE 200
PLANO, TX 75024

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