skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : LIU, QINGWEN
Total Assignments: 14
Assignment: 1
Reel/Frame:012954/0236   Pages: 4
Recorded: 05/29/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VISTA, FIDEL P., JR.
Exec Dt:
04/02/2002
2
CALMA, CESAR
Exec Dt:
04/02/2002
3
LIU, QINGWEN
Exec Dt:
04/02/2002
Assignee
1
ASTEC CUSTOM POWER LIMITED
17TH FLOOR, LU PLAZA, 2 WING YIP STREET
KWUN TONG, KOWLOON, HONG KONG
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20030224649
10157374
Correspondence name and address
HARNESS, DICKEY & PIERCE, P.L.C.
JOSEPH M. LAFATA
P.O. BOX 828
BLOOMFIELD HILLS, MICHIGAN 48303
Assignment: 2
Reel/Frame:013318/0354   Pages: 8
Recorded: 09/23/2002
Conveyance: CORRECTIVE TO CORRECT THE ASSIGNEE'S NAME PREVIOUSLY RECORDED AT REEL 012954 FRAME 0236. (ASSIGNMENT OF ASSIGNOR'S INTEREST)
Assignors
1
VISTA JR., FIDEL P.
Exec Dt:
04/02/2002
2
CALMA, CESAR
Exec Dt:
04/02/2002
3
LIU, QINGWEN
Exec Dt:
04/02/2002
Assignee
1
ASTEC INTERNATIONAL LIMITED
17TH FLOOR, LU PLAZA, 2 WING YIP STREET
KWUN TONG, KOWLOON, HONG KONG
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20030224649
10157374
Correspondence name and address
HARNESS, DICKEY & PIERCE, P.L.C.
JOSEPH M. LAFATA
P.O. BOX 828
BLOOMFIELD HILLS, MI 48303
Assignment: 3
Reel/Frame:020480/0983   Pages: 8
Recorded: 02/07/2008
Attorney Dkt #:115250600198
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, QINGWEN
Exec Dt:
03/20/2006
2
WANG, GENYUAN
Exec Dt:
11/07/2007
3
JIN, HANG
Exec Dt:
11/07/2007
Assignee
1
NAVINI NETWORKS, INC.
2240 CAMPBELL CREEK BOULEVARD
SUITE 110
RICHARDSON, TEXAS 75082
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8073489
US20080139248
11936774
Correspondence name and address
HOWARD CHEN, K & L GATES LLP
55 SECOND STREET
SUITE 1700
SAN FRANCISCO, CA 94105
Assignment: 4
Reel/Frame:018984/0455   Pages: 3
Recorded: 02/07/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, QINGWEN
Exec Dt:
01/29/2007
2
GRABNER, JOHN
Exec Dt:
02/01/2007
3
JIN, HANG
Exec Dt:
02/04/2007
Assignee
1
NAVINI NETWORKS, INC.
2240 CAMPBELL CREEK BOULEVARD, SUITE 110
RICHARDSON, TEXAS 75082
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7496386
US20080096601
11703371
Correspondence name and address
HOWARD CHEN, ESQ.
KIRKPATRICK & LOCKHART PRESTON, ET AL.
55 SECOND STREET
SUITE 1700
SAN FRANCISCO, CA 94105
Assignment: 5
Reel/Frame:019157/0799   Pages: 4
Recorded: 04/13/2007
Attorney Dkt #:52506-00114
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, QINGWEN
Exec Dt:
04/11/2007
2
JIN, HANG
Exec Dt:
04/11/2007
3
XIE, WEIGUO
Exec Dt:
04/11/2007
4
GRABNER, JOHN
Exec Dt:
04/11/2007
Assignee
1
NAVINI NETWORKS, INC.
2240 CAMPBELL CREEK BOULEVARD
SUITE 110
RICHARDSON, TEXAS 75082
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7706812
US20080020785
11734670
Correspondence name and address
HOWARD CHEN, ESQ. K&L GATES, LLP
55 SECOND STREET
SUITE 1700
SAN FRANCISCO, CA 94105
Assignment: 6
Reel/Frame:019256/0273   Pages: 4
Recorded: 05/07/2007
Attorney Dkt #:52506-00162
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, QINGWEN
Exec Dt:
04/28/2007
2
JIN, HANG
Exec Dt:
04/28/2007
Assignee
1
NAVINI NETWORKS, INC.
2240 CAMPBELL CREEK BOULEVARD
SUITE 110
RICHARDSON, TEXAS 75082
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7697485
US20080089274
11743510
Correspondence name and address
HOWARD CHEN, ESQ. K&L GATES, LLP
55 SECOND STREET
SUITE 1700
SAN FRANCISCO, CA 94105
Assignment: 7
Reel/Frame:020814/0932   Pages: 5
Recorded: 04/17/2008
Attorney Dkt #:0370.0429C
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JIN, HANG
Exec Dt:
04/14/2008
2
GRABNER, JOHN
Exec Dt:
04/14/2008
3
GUO, LI
Exec Dt:
04/14/2008
4
LIU, QINGWEN
Exec Dt:
04/10/2008
Assignee
1
CISCO TECHNOLOGY, INC.
170 WEST TASMAN DRIVE
SAN JOSE, CALIFORNIA 95134-1706
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8195240
US20080261658
12103406
Correspondence name and address
D. ANDREW FLOAM
1901 RESEARCH BOULEVARD
SUITE 400
ROCKVILLE, MD 20850
Assignment: 8
Reel/Frame:021544/0862   Pages: 4
Recorded: 09/17/2008
Attorney Dkt #:0370.0476C
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, QINGWEN
Exec Dt:
09/16/2008
2
WANG, GENYUAN
Exec Dt:
02/07/2008
3
JIN, HANG
Exec Dt:
02/07/2008
Assignee
1
NAVINI NETWORKS, INC.
2240 CAMPBELL CREEK BOULEVARD
SUITE 110
RICHARDSON, TEXAS 75082
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8130875
US20080159455
11929983
Correspondence name and address
D. ANDREW FLOAM
1901 RESEARCH BOULEVARD
SUITE 400
ROCKVILLE, MD 20850
Assignment: 9
Reel/Frame:046203/0016   Pages: 4
Recorded: 06/26/2018
Attorney Dkt #:2018-0043A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HE, ZUYUAN
Exec Dt:
04/11/2018
2
LIU, QINGWEN
Exec Dt:
04/11/2018
3
FAN, XINYU
Exec Dt:
04/11/2018
4
CHEN, DIAN
Exec Dt:
04/11/2018
Assignees
1
SHANGHAI JIAOTONG UNIVERSITY
NO. 800 DONGCHUAN ROAD, MINGHANG DISTRICT
SHANGHAI, CHINA 200240
2
NEUBREX CO., LTD.
1-24, SAKAEMACHIDORI 1-CHOME, CHUO-KU, KOBE-SHI
HYOGO, JAPAN 650-0023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10461850
US20190013862
16066119
Correspondence name and address
WENDEROTH, LIND & PONACK, L.L.P.
1030 15TH STREET NW
SUITE 400 EAST
WASHINGTON, DC 20005
Assignment: 10
Reel/Frame:048208/0547   Pages: 4
Recorded: 01/31/2019
Attorney Dkt #:2018-0044A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HE, ZUYUAN
Exec Dt:
04/11/2018
2
LIU, QINGWEN
Exec Dt:
04/11/2018
3
CHEN, DIAN
Exec Dt:
04/11/2018
4
FAN, XINYU
Exec Dt:
04/11/2018
Assignees
1
SHANGHAI JIAOTONG UNIVERSITY
NO. 800 DONGCHUAN ROAD, MINGHANG DISTRICT
SHANGHAI, CHINA 200240
2
NEUBREX CO., LTD.
1-24, SAKAEMACHIDORI 1-CHOME, CHUO-KU, KOBE-SHI
HYOGO, JAPAN 650-0023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10989587
US20200182685
16322259
Correspondence name and address
WENDEROTH, LIND & PONACK, L.L.P.
1030 15TH STREET NW
SUITE 400 EAST
WASHINGTON, DC 20005
Assignment: 11
Reel/Frame:048534/0842   Pages: 5
Recorded: 03/07/2019
Attorney Dkt #:2018-0044A
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE SUPPORTING DOCUMENTATION PREVIOUSLY RECORDED AT REEL: 048208 FRAME: 0547. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors
1
HE, ZUYUAN
Exec Dt:
04/11/2018
2
LIU, QINGWEN
Exec Dt:
04/11/2018
3
CHEN, DIAN
Exec Dt:
04/11/2018
4
FAN, XINYU
Exec Dt:
04/11/2018
Assignees
1
SHANGHAI JIAOTONG UNIVERSITY
NO. 800 DONGCHUAN ROAD, MINGHANG DISTRICT
SHANGHAI, CHINA 200240
2
NEUBREX CO., LTD.
1-24, SAKAEMACHIDORI 1-CHOME, CHUO-KU, KOBE-SHI
HYOGO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10989587
US20200182685
16322259
Correspondence name and address
WENDEROTH, LIND & PONACK, L.L.P.
1030 15TH STREET NW
SUITE 400 EAST
WASHINGTON, DC 20005
Assignment: 12
Reel/Frame:047660/0161   Pages: 3
Recorded: 12/03/2018
Attorney Dkt #:CHBL-043
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, MINGFANG
Exec Dt:
11/27/2018
2
WANG, YUANJING
Exec Dt:
11/27/2018
3
LIU, QINGWEN
Exec Dt:
11/27/2018
Assignee
1
VKANSEE (BEIJING) TECHNOLOGY CO., LTD.
ROOM 306B, BLOCK 2, BUILDING NO.9
ZHONGGUANCUN SOFTWARE PARK, HAIDIAN DISTRICT
BEIJING, CHINA 100193
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11522024
US20200127066
16305273
Correspondence name and address
BOZICEVIC, FIELD & FRANCIS LLP
201 REDWOOD SHORES PARKWAY
SUITE 200
REDWOOD CITY, CA 94065
Assignment: 13
Reel/Frame:050429/0585   Pages: 7
Recorded: 09/19/2019
Attorney Dkt #:CHBL-042
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE INVENTORSHIP PREVIOUSLY RECORDED AT REEL: 047555 FRAME: 0346. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors
1
WANG, SHUGUANG
Exec Dt:
09/06/2019
2
LIU, QINGWEN
Exec Dt:
09/06/2019
3
WANG, YUANJING
Exec Dt:
09/06/2019
Assignee
1
VKANSEE (BEIJING) TECHNOLOGY CO., LTD.
ROOM 306B, BLOCK 2, BUILDING NO.9
ZHONGGUANCUN SOFTWARE PARK, HAIDIAN DISTRICT
BEIJING, CHINA 100193
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190171861
16303344
Correspondence name and address
BOZICEVIC, FIELD & FRANCIS LLP
201 REDWOOD SHORES PARKWAY
SUITE 200
REDWOOD CITY, CA 94065
Assignment: 14
Reel/Frame:059685/0203   Pages: 20
Recorded: 04/22/2022
Attorney Dkt #:514935.5000917
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, HAIYANG
Exec Dt:
04/18/2022
2
XU, MINHUA
Exec Dt:
04/21/2022
3
LIU, QINGWEN
Exec Dt:
04/18/2022
4
ZHOU, JIANG
Exec Dt:
04/18/2022
5
GONG, ZHIPENG
Exec Dt:
04/21/2022
6
WU, JIAPING
Exec Dt:
04/18/2022
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
US20220241686
17727427
Correspondence name and address
SCOTT A. TIMMERMAN
CROWELL & MORING LLP
POST OFFICE BOX 10395
CHICAGO, IL 60610

Search Results as of: 05/14/2024 06:46 PM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT