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 : CAI, CHENG
Total Assignments: 14
Assignment: 1
Reel/Frame:033458/0668   Pages: 5
Recorded: 08/04/2014
Attorney Dkt #:00144.0147.00US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TANG, WEN
Exec Dt:
07/31/2014
2
WANG, XUXIN
Exec Dt:
07/31/2014
3
YAO, JIANHUI
Exec Dt:
07/31/2014
4
LIU, LE
Exec Dt:
07/31/2014
5
CAI, CHENG
Exec Dt:
07/31/2014
6
ZHANG, JIN
Exec Dt:
07/31/2014
Assignee
1
TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
ROOM 403, EAST BLOCK 2, SEG PARK, ZHENXING ROAD, FUTIAN DISTRICT
SHENZHEN, CHINA 518000
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9633227
US20150033334
14451170
Correspondence name and address
ANOVA LAW GROUP, PLLC
21351 GENTRY DRIVE, SUITE 150
STERLING, VA 20166
Assignment: 2
Reel/Frame:035800/0654   Pages: 5
Recorded: 06/08/2015
Attorney Dkt #:103P000754US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIU, YONG
Exec Dt:
06/04/2015
2
MAO, WEIFENG
Exec Dt:
06/04/2015
3
CAI, CHENG
Exec Dt:
06/04/2015
4
GU, QING
Exec Dt:
06/04/2015
5
ZOU, SHIMENG
Exec Dt:
06/04/2015
Assignee
1
REALTEK SEMICONDUCTOR CORP.
NO.2, INNOVATION ROAD II, HSINCHU SCIENCE PARK
HSINCHU, TAIWAN 300
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160065638
14732827
Correspondence name and address
LI&CAI INTELLECTUAL PROPERTY(USA) OFFICE
3057 NUTLEY STREET
SUITE 818
FAIRFAX, VA 22031
Assignment: 3
Reel/Frame:036927/0082   Pages: 12
Recorded: 10/30/2015
Attorney Dkt #:DEQI2.022C1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WANG, XUXIN
Exec Dt:
10/12/2015
2
YAO, JIANHUI
Exec Dt:
10/12/2015
3
CHEN, XIANWEN
Exec Dt:
10/12/2015
4
CAI, CHENG
Exec Dt:
10/12/2015
5
TANG, WEN
Exec Dt:
10/12/2015
Assignee
1
TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
ROOM 403, EAST BLOCK 2, SEG PARK
ZHENXING ROAD, FUTIAN DISTRICT
SHENZHEN, GUANGDONG, CHINA 518044
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9744465
US20150119148
14586546
Correspondence name and address
KNOBBE MARTENS OLSON & BEAR, LLP
2040 MAIN STREET, 14TH FLOOR
IRVINE, CA 92614
Assignment: 4
Reel/Frame:056692/0627   Pages: 6
Recorded: 06/28/2021
Attorney Dkt #:307278-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHENG, WEI
Exec Dt:
07/25/2019
2
CAI, CHENG
Exec Dt:
07/25/2019
3
ZHANG, YULONG
Exec Dt:
07/25/2019
4
ZHAO, XIAOGUANG
Exec Dt:
07/25/2019
5
HOLTMANNS, SILKE
Exec Dt:
08/12/2019
6
OLIVER, IAN JUSTIN
Exec Dt:
08/12/2019
Assignees
1
NOKIA SHANGHAI BELL CO., LTD.
388 NINGQIAO ROAD
SHANGHAI, CHINA 201206
2
NOKIA SOLUTIONS AND NETWORKS OY
KARAKAARI 7
ESPOO, FINLAND 02610
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220103599
17419180
Correspondence name and address
NOKIA OF AMERICA CORPORATION ATTN: IP DO
600-700 MOUNTAIN AVENUE
MURRAY HILL, NJ 07974-0636
Assignment: 5
Reel/Frame:051891/0908   Pages: 3
Recorded: 02/11/2020
Attorney Dkt #:0114973.269US2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAI, CHENG
Exec Dt:
02/05/2020
2
LI, WEI-DONG
Exec Dt:
02/05/2020
3
ZHANG, MA
Exec Dt:
02/05/2020
4
LIU, YONG
Exec Dt:
02/05/2020
Assignee
1
REALTEK SEMICONDUCTOR CORPORATION
NO. 2, INNOVATION ROAD II, HSINCHU SCIENCE PARK
HSINCHU, TAIWAN 300
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11109209
US20200382932
16787209
Correspondence name and address
LOCKE LORD LLP
P.O. BOX 55874
BOSTON, MA 02205
Assignment: 6
Reel/Frame:058935/0966   Pages: 9
Recorded: 02/09/2022
Attorney Dkt #:6024-0491PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GU, QING
Exec Dt:
01/07/2022
2
WEI, BI
Exec Dt:
01/07/2022
3
LIU, YU HSUAN
Exec Dt:
01/07/2022
4
CHEN, YI-CHENG
Exec Dt:
01/07/2022
5
CAI, CHENG
Exec Dt:
01/07/2022
6
CHANG, HUNG CHUAN
Exec Dt:
01/07/2022
Assignee
1
REALTEK SEMICONDUCTOR CORP.
NO.2 INNOVATION ROAD II, SCIENCE PARK
HSINCHU, TAIWAN 300
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11647332
US20220272512
17667661
Correspondence name and address
BIRCH STEWART KOLASH & BIRCH LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLSCHURCH, VA 22042
Assignment: 7
Reel/Frame:058941/0146   Pages: 9
Recorded: 02/09/2022
Attorney Dkt #:6024-0495PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GU, QING
Exec Dt:
01/07/2022
2
WEI, BI
Exec Dt:
01/07/2022
3
LIU, YU HSUAN
Exec Dt:
01/07/2022
4
CHEN, YI-CHENG
Exec Dt:
01/07/2022
5
CAI, CHENG
Exec Dt:
01/07/2022
6
CHANG, HUNG CHUAN
Exec Dt:
01/07/2022
Assignee
1
REALTEK SEMICONDUCTOR CORP.
NO.2 INNOVATION ROAD II, SCIENCE PARK
HSINCHU, TAIWAN 300
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220272499
17667805
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD, SUITE 100 E
FALLS CHURCH, VA 22042
Assignment: 8
Reel/Frame:058969/0665   Pages: 9
Recorded: 02/10/2022
Attorney Dkt #:6024-0494PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GU, QING
Exec Dt:
01/07/2022
2
WEI, BI
Exec Dt:
01/07/2022
3
LIU, YU HSUAN
Exec Dt:
01/07/2022
4
LIN, YUNG CHIEH
Exec Dt:
01/07/2022
5
CAI, CHENG
Exec Dt:
01/07/2022
6
WANG, SIXIAN
Exec Dt:
01/07/2022
Assignee
1
REALTEK SEMICONDUCTOR CORP.
NO.2 INNOVATION ROAD II, SCIENCE PARK
HSINCHU, TAIWAN 300
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220256627
17667678
Correspondence name and address
BIRCH STEWART KOLASCH & BIRCH LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 9
Reel/Frame:058975/0431   Pages: 9
Recorded: 02/10/2022
Attorney Dkt #:6024-0496PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GU, QING
Exec Dt:
01/07/2022
2
WEI, BI
Exec Dt:
01/07/2022
3
LIU, YU HSUAN
Exec Dt:
01/07/2022
4
LIN, YUNG CHIEH
Exec Dt:
01/07/2022
5
CAI, CHENG
Exec Dt:
01/07/2022
6
WANG, SIXIAN
Exec Dt:
01/07/2022
Assignee
1
REALTEK SEMICONDUCTOR CORP.
NO.2 INNOVATION ROAD II, SCIENCE PARK
HSINCHU, TAIWAN 300
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220256633
17668009
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 10
Reel/Frame:058976/0684   Pages: 9
Recorded: 02/10/2022
Attorney Dkt #:6024-0493PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GU, QING
Exec Dt:
01/07/2022
2
WEI, BI
Exec Dt:
01/07/2022
3
LIU, YU HSUAN
Exec Dt:
01/07/2022
4
LIN, YUNG CHIEH
Exec Dt:
01/07/2022
5
CAI, CHENG
Exec Dt:
01/07/2022
6
WANG, SIXIAN
Exec Dt:
01/07/2022
Assignee
1
REALTEK SEMICONDUCTOR CORP.
NO.2 INNOVATION ROAD II, SCIENCE PARK
HSINCHU, TAIWAN 300
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220272779
17668044
Correspondence name and address
BIRCH STEWART KOLASCH & BIRCH LLP
8110 GATEHOUSE ROAD, SUITE 100 EAST
FALLS CHURCH, VA 22042
Assignment: 11
Reel/Frame:058997/0325   Pages: 9
Recorded: 02/14/2022
Attorney Dkt #:6024-0492PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GU, QING
Exec Dt:
01/07/2022
2
WEI, BI
Exec Dt:
01/07/2022
3
LIU, YU HSUAN
Exec Dt:
01/07/2022
4
CHEN, YI-CHENG
Exec Dt:
01/07/2022
5
CAI, CHENG
Exec Dt:
01/07/2022
6
CHANG, HUNG CHUAN
Exec Dt:
01/07/2022
Assignee
1
REALTEK SEMICONDUCTOR CORP.
NO.2 INNOVATION ROAD II, SCIENCE PARK
HSINCHU, TAIWAN 300
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220256286
17668002
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD, SUITE 100 EAST
FALLS CHURCH, VA 22042
Assignment: 12
Reel/Frame:059008/0110   Pages: 9
Recorded: 02/14/2022
Attorney Dkt #:6024-0497PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GU, QING
Exec Dt:
01/07/2022
2
WEI, BI
Exec Dt:
01/07/2022
3
LIU, YU HSUAN
Exec Dt:
01/07/2022
4
CHEN, YI-CHENG
Exec Dt:
01/07/2022
5
CAI, CHENG
Exec Dt:
01/07/2022
6
CHANG, HUNG CHUAN
Exec Dt:
01/07/2022
Assignee
1
REALTEK SEMICONDUCTOR CORP.
NO.2 INNOVATION ROAD II, SCIENCE PARK
HSINCHU, TAIWAN 300
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220269475
17668212
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP.
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 13
Reel/Frame:061844/0502   Pages: 5
Recorded: 11/21/2022
Attorney Dkt #:91068.22.1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAI, CHENG
Exec Dt:
11/14/2022
2
CAI, QINGBIN
Exec Dt:
11/14/2022
Assignee
1
VIVO MOBILE COMMUNICATION CO., LTD.
NO.1, VIVO ROAD
CHANG'AN DONGGUAN, GUANGDONG, CHINA 523863
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230089414
17991440
Correspondence name and address
FREDRIKSON & BYRON, P.A.
200 SOUTH SIXTH STREET
SUITE 4000
MINNEAPOLIS, MN 55402
Assignment: 14
Reel/Frame:061921/0485   Pages: 5
Recorded: 11/30/2022
Attorney Dkt #:91068.30.1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHEN, XU
Exec Dt:
11/23/2022
2
CAI, CHENG
Exec Dt:
11/23/2022
Assignee
1
VIVO MOBILE COMMUNICATION CO., LTD.
NO.1, VIVO ROAD
CHANG'AN DONGGUAN, GUANGDONG, CHINA 523863
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230163701
18071827
Correspondence name and address
FREDRIKSON & BYRON, P.A.
200 SOUTH SIXTH STREET
SUITE 4000
MINNEAPOLIS, MN 55402

Search Results as of: 04/29/2024 04:26 AM
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