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 : DUAN, PING
Total Assignments: 42
Assignment: 1
Reel/Frame:016467/0930   Pages: 3
Recorded: 08/29/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
DUAN, PING
Exec Dt:
06/29/2005
Assignee
1
ASIA OPTICAL CO., INC.
NO. 22-3, SOUTH 2ND ROAD, T.E.P.Z.
TAICHUNG, TAIWAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7643184
US20060098252
11191696
Correspondence name and address
J. GEORG SEKA
2 EMBARCADERO CENTER, 8TH FLOOR
SAN FRANCISCO, CA 94111
Assignment: 2
Reel/Frame:020108/0267   Pages: 3
Recorded: 11/14/2007
Attorney Dkt #:304-44030-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WILLAUER, DARRIN L.
Exec Dt:
10/15/2007
2
DUAN, PING
Exec Dt:
10/22/2007
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY, SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7828055
US20080087431
11870992
Correspondence name and address
MADAN, MOSSMAN & SRIRAM, P.C.
2603 AUGUSTA DRIVE
SUITE 700
HOUSTON, TX 77057-5662
Assignment: 3
Reel/Frame:020300/0265   Pages: 3
Recorded: 12/26/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUAN, PING
Exec Dt:
12/07/2007
2
MCELFRESH, PAUL M.
Exec Dt:
12/07/2007
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY, SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090084539
11904934
Correspondence name and address
ANTHONY F. MATHENY
GREENBERG TRAURIG LLP
1000 LOUISIANA ST., SUITE 1800
HOUSTON, TEXAS 77002
Assignment: 4
Reel/Frame:021312/0449   Pages: 4
Recorded: 07/28/2008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SANCHEZ, JAMES S.
Exec Dt:
07/21/2008
2
GIVENS, GEORGE E.
Exec Dt:
07/21/2008
3
DUAN, PING
Exec Dt:
07/21/2008
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY, SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090308614
12157510
Correspondence name and address
ANTHONY F. MATHENY
GREENBERG TRAURIG LLP
1000 LOUISIANA ST., SUITE 1700
HOUSTON, TX 77002
Assignment: 5
Reel/Frame:021673/0050   Pages: 4
Recorded: 10/13/2008
Attorney Dkt #:304-47412-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUAN, PING
Exec Dt:
10/03/2008
2
MCELFRESH, PAUL
Exec Dt:
10/03/2008
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7926565
US20100089565
12250062
Correspondence name and address
DAVID L. MOSSMAN
MADAN MOSSMAN & SRIRAM PC
2603 AUGUSTA DRIVE, SUITE 700
HOUSTON, TX 77057-5662
Assignment: 6
Reel/Frame:025961/0788   Pages: 3
Recorded: 03/15/2011
Attorney Dkt #:SCS4-47412-USD
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUAN, PING
Exec Dt:
10/03/2008
2
MCELFRESH, PAUL
Exec Dt:
10/03/2008
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8048348
US20110162780
13048374
Correspondence name and address
MOSSMAN, KUMAR AND TYLER, PC
P.O. BOX 421239
HOUSTON, TX 77242
Assignment: 7
Reel/Frame:025111/0290   Pages: 5
Recorded: 10/08/2010
Attorney Dkt #:SCS4-49787US (BAO0427US)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AGRAWAL, GAURAV
Exec Dt:
09/22/2010
2
DUAN, PING
Exec Dt:
09/22/2010
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8980799
US20120067587
12883656
Correspondence name and address
CANTOR COLBURN LLP- BAKER HUGHES INCORPO
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 8
Reel/Frame:025392/0776   Pages: 7
Recorded: 11/22/2010
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AGRAWAL, GAURAV
Exec Dt:
10/08/2010
2
CHAKRABORTY, SOMA
Exec Dt:
10/14/2010
3
DUAN, PING
Exec Dt:
10/12/2010
4
JOHNSON, MICHAEL H.
Exec Dt:
10/08/2010
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY, SUITE 2100
HOUSOTN, TEXAS 77019
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8318838
US20120065309
12878507
Correspondence name and address
CANTOR COLBURN LLP
20 CHURCH STREET, 22ND FLOOR
HARTFORD, CT 06103
Assignment: 9
Reel/Frame:025392/0972   Pages: 7
Recorded: 11/22/2010
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHAKRABORTY, SOMA
Exec Dt:
10/14/2010
2
DUAN, PING
Exec Dt:
10/12/2010
3
AGRAWAL, GAURAV
Exec Dt:
10/08/2010
4
JOHNSON, MICHAEL H.
Exec Dt:
10/08/2010
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY, SUITE 2100
HOUSTON, TEXAS 77019
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8314177
US20120065311
12878538
Correspondence name and address
CANTOR COLBURN LLP
20 CHURCH STREET, 22ND FLOOR
HARTFORD, CT 06103
Assignment: 10
Reel/Frame:025607/0555   Pages: 3
Recorded: 01/10/2011
Attorney Dkt #:PAK4-50452-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUAN, PING
Exec Dt:
01/05/2011
2
ROSENBLATT, STEVE
Exec Dt:
01/05/2011
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY, SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8739408
US20120175845
12985962
Correspondence name and address
STEVE ROSENBLATT
P.O. BOX 421239
HOUSTON, TX 77242
Assignment: 11
Reel/Frame:026362/0112   Pages: 3
Recorded: 05/31/2011
Attorney Dkt #:SCS4-51416-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUAN, PING
Exec Dt:
05/25/2011
2
AGRAWAL, GAURAV
Exec Dt:
05/26/2011
3
WALLS, CASEY
Exec Dt:
05/25/2011
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120305238
13118998
Correspondence name and address
MOSSMAN KUMAR & TYLER PC
P.O. BOX 421239
HOUSTON, TX 77242
Assignment: 12
Reel/Frame:026617/0708   Pages: 9
Recorded: 07/20/2011
Attorney Dkt #:BAO0697US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AGRAWAL, GAURAV
Exec Dt:
07/13/2011
2
XU, ZHIYUE
Exec Dt:
07/14/2011
3
DUAN, PING
Exec Dt:
07/14/2011
4
GOODSON, JAMES
Exec Dt:
07/11/2011
5
PORTER, ANDRE
Exec Dt:
07/11/2011
6
CREWS, JAMES B
Exec Dt:
07/14/2011
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9181781
US20130004664
13173944
Correspondence name and address
CANTOR COLBURN LLP- BAKER HUGHES INCORPO
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 13
Reel/Frame:026686/0337   Pages: 9
Recorded: 08/02/2011
Attorney Dkt #:C&P4-51931-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AGRAWAL, GAURAV
Exec Dt:
07/13/2011
2
XU, ZHIYUE
Exec Dt:
07/14/2011
3
DUAN, PING
Exec Dt:
07/14/2011
4
GOODSON, JAMES
Exec Dt:
07/01/2011
5
PORTER, ANDRE
Exec Dt:
07/11/2011
6
CREWS, JAMES B.
Exec Dt:
07/15/2011
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130000985
13173992
Correspondence name and address
CANTOR COLBURN LLP- BAKER HUGHES INCORPO
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 14
Reel/Frame:026692/0179   Pages: 8
Recorded: 08/03/2011
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
REN, JIAXIANG
Exec Dt:
07/27/2011
2
GERRARD, DAVID PETER
Exec Dt:
07/26/2011
3
GOODSON, JAMES EDWARD
Exec Dt:
07/27/2011
4
DUAN, PING
Exec Dt:
08/01/2011
5
GUO, LILLIAN
Exec Dt:
08/01/2011
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9120898
US20130009339
13179230
Correspondence name and address
DANA A. GRONBECK
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 15
Reel/Frame:026692/0450   Pages: 8
Recorded: 08/03/2011
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
REN, JIAXIANG
Exec Dt:
08/01/2011
2
GERRARD, DAVID PETER
Exec Dt:
08/01/2011
3
GOODSON, JAMES EDWARD
Exec Dt:
08/01/2011
4
GUO, LILLIAN
Exec Dt:
08/01/2011
5
DUAN, PING
Exec Dt:
08/01/2011
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130012635
13179251
Correspondence name and address
DANA A. GRONBECK
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 16
Reel/Frame:027113/0813   Pages: 7
Recorded: 10/25/2011
Attorney Dkt #:BAO0840US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SADANA, ANIL K.
Exec Dt:
08/31/2011
2
REN, JIAXIANG
Exec Dt:
08/31/2011
3
DUAN, PING
Exec Dt:
08/31/2011
4
GERRARD, DAVID P.
Exec Dt:
08/31/2011
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9051819
US20130048129
13214795
Correspondence name and address
CANTOR COLBURN LLP
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 17
Reel/Frame:027172/0613   Pages: 10
Recorded: 11/03/2011
Attorney Dkt #:BAO0840US
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE DOCUMENT DATE FOR ANIL K. SADANA PREVIOUSLY RECORDED ON REEL 027113 FRAME 0813. ASSIGNOR(S) HEREBY CONFIRMS THE DOCUMENT DATE SHOULD READ 08/30/2011, NOT 08/31/2011 AS PREVIOUSLY SUBMITTED.
Assignors
1
SADANA, ANIL K.
Exec Dt:
08/30/2011
2
REN, JIAXIANG
Exec Dt:
08/31/2011
3
DUAN, PING
Exec Dt:
08/31/2011
4
GERRARD, DAVID P.
Exec Dt:
08/31/2011
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9051819
US20130048129
13214795
Correspondence name and address
CANTOR COLBURN, LLP
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 18
Reel/Frame:027250/0685   Pages: 8
Recorded: 11/18/2011
Attorney Dkt #:BAO0822US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
REN, JIAXIANG
Exec Dt:
09/26/2011
2
GERRARD, DAVID P.
Exec Dt:
09/26/2011
3
GOODSON, JAMES E.
Exec Dt:
09/26/2011
4
GUO, LI
Exec Dt:
09/27/2011
5
DUAN, PING
Exec Dt:
09/29/2011
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8939222
US20130062049
13229923
Correspondence name and address
CANTOR COLBURN LLP
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 19
Reel/Frame:027268/0702   Pages: 6
Recorded: 11/22/2011
Attorney Dkt #:C&P4-52621; BAO0855US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUAN, PING
Exec Dt:
10/31/2011
2
AGRAWAL, GAURAV
Exec Dt:
10/14/2011
3
GERRARD, DAVID P.
Exec Dt:
10/11/2011
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8829119
US20130079427
13246250
Correspondence name and address
CANTOR COLBURN, LLP
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 20
Reel/Frame:027624/0147   Pages: 6
Recorded: 01/31/2012
Attorney Dkt #:BAO0884US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GERRARD, DAVID P.
Exec Dt:
01/05/2012
2
REN, JIAXIANG
Exec Dt:
12/22/2011
3
DUAN, PING
Exec Dt:
12/29/2011
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8604157
US20130131210
13303688
Correspondence name and address
CANTOR COLBURN LLP
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 21
Reel/Frame:027686/0493   Pages: 8
Recorded: 02/10/2012
Attorney Dkt #:BAO0888US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
REN, JIAXIANG
Exec Dt:
01/20/2012
2
GERRARD, DAVID P.
Exec Dt:
01/20/2012
3
GOODSON, JAMES E.
Exec Dt:
01/23/2012
4
DUAN, PING
Exec Dt:
02/01/2012
5
AGRAWAL, GAURAV
Exec Dt:
01/19/2012
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9144925
US20130168894
13343264
Correspondence name and address
CANTOR COLBURN LLP-
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 22
Reel/Frame:031490/0930   Pages: 8
Recorded: 10/28/2013
Attorney Dkt #:SCS4-51531-US (BAO0771USD
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
REN, JIAXIANG
Exec Dt:
09/16/2013
2
GERRARD, DAVID
Exec Dt:
09/23/2013
3
GOODSON, JAMES
Exec Dt:
09/25/2013
4
DUAN, PING
Exec Dt:
09/19/2013
5
GUO, LILLIAN
Exec Dt:
09/17/2013
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9260568
US20140167312
13967706
Correspondence name and address
CANTOR COLBURN LLP- BAKER HUGHES INCORPO
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 23
Reel/Frame:035780/0182   Pages: 8
Recorded: 06/03/2015
Attorney Dkt #:PRF4-58455-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DOANE, JAMES
Exec Dt:
12/02/2014
2
FURLAN, WAYNE
Exec Dt:
06/02/2015
3
DUAN, PING
Exec Dt:
12/23/2014
4
ROY, SAYANTAN
Exec Dt:
03/23/2015
5
SADANA, ANIL
Exec Dt:
12/29/2014
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9777550
US20160145964
14552003
Correspondence name and address
CANTOR COLBURN LLP- BAKER HUGHES INCORPO
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 24
Reel/Frame:035779/0492   Pages: 8
Recorded: 06/03/2015
Attorney Dkt #:PRF4-58519-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DOANE, JAMES
Exec Dt:
12/02/2014
2
FURLAN, WAYNE
Exec Dt:
12/17/2014
3
DUAN, PING
Exec Dt:
01/08/2015
4
ROY, SAYANTAN
Exec Dt:
03/23/2015
5
SADANA, ANIL
Exec Dt:
01/08/2015
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160145485
14551976
Correspondence name and address
CANTOR COLBURN LLP- BAKER HUGHES INCORPO
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 25
Reel/Frame:035921/0128   Pages: 9
Recorded: 06/16/2015
Attorney Dkt #:C&P451931USD1/BAO0773USD
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AGRAWAL, GAURAV
Exec Dt:
04/28/2015
2
XU, ZHIYUE
Exec Dt:
02/11/2015
3
DUAN, PING
Exec Dt:
03/17/2015
4
GOODSON, JAMES
Exec Dt:
01/30/2015
5
PORTER, ANDRE
Exec Dt:
03/09/2015
6
CREWS, JAMES B.
Exec Dt:
04/15/2015
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140374086
14479177
Correspondence name and address
CANTOR COLBURN
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 26
Reel/Frame:037162/0726   Pages: 8
Recorded: 11/30/2015
Attorney Dkt #:PRF4-60053-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUAN, PING
Exec Dt:
11/20/2015
2
SADANA, ANIL K.
Exec Dt:
11/24/2015
3
KHATIWADA, SUMAN
Exec Dt:
11/20/2015
4
XU, YINGQING
Exec Dt:
11/19/2015
5
WANG, XIAO
Exec Dt:
11/20/2015
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10329407
US20170152371
14953472
Correspondence name and address
CANTOR COLBURN LLP- BAKER HUGHES
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 27
Reel/Frame:038653/0567   Pages: 3
Recorded: 05/20/2016
Attorney Dkt #:FR-1618-USPT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUAN, PING
Exec Dt:
05/17/2016
2
LUO, YANGZHI
Exec Dt:
05/17/2016
Assignee
1
SHENZHEN TCL NEW TECHNOLOGY CO., LTD
7/F., D4, TCL S&T BUILDING, TCL INTERNATIONAL E CITY, NO. 1001 ZHONGSHAN PARK ROAD, NANSHAN DISTRICT
SHENZHEN, GUANGDONG, CHINA 518052
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9942378
US20160301793
15037692
Correspondence name and address
B.Y.I.P., LTD
P.O. BOX 1484 OF GENERAL POST OFFICE
HONG KONG, HONG KONG
Assignment: 28
Reel/Frame:039168/0873   Pages: 6
Recorded: 07/15/2016
Attorney Dkt #:PRF4-61523-USNP/BAO1483US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WANG, XIAO
Exec Dt:
07/15/2016
2
DUAN, PING
Exec Dt:
07/15/2016
3
SADANA, ANIL K.
Exec Dt:
07/15/2016
Assignee
1
BAKER HUGHES INCORPORATED
P.O. BOX 4740
HOUSTON, TEXAS 77210-4740
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10227471
US20180016411
15211661
Correspondence name and address
CANTOR COLBURN LLP- BAKER HUGHES INCORPO
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 29
Reel/Frame:040031/0891   Pages: 6
Recorded: 10/17/2016
Attorney Dkt #:WBI4-61806-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DENG, GUIJUN
Exec Dt:
10/07/2016
2
DUAN, PING
Exec Dt:
10/17/2016
3
XU, YINGQING
Exec Dt:
10/07/2016
4
WANG, XIAO
Exec Dt:
10/12/2016
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY, SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10287848
US20180106125
15295118
Correspondence name and address
STEVE ROSENBLATT
P.O. BOX 421239
HOUSTON, TX 77242
Assignment: 30
Reel/Frame:040582/0196   Pages: 4
Recorded: 11/10/2016
Attorney Dkt #:RNS461924USNP (BAO1516US)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OBERG, LEVI
Exec Dt:
10/28/2016
2
DUAN, PING
Exec Dt:
10/26/2016
Assignee
1
BAKER HUGHES INCORPORATED
17021 ALDINE WESTFIELD
HOUSTON, TEXAS 77073
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10669823
US20180119538
15338809
Correspondence name and address
CANTOR COLBURN, LLC
20 CHURCH STREET, 22ND FLOOR
HARTFORD, CT 06103
Assignment: 31
Reel/Frame:040974/0844   Pages: 5
Recorded: 01/13/2017
Attorney Dkt #:RNS4-62107-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HARRINGTON, KEVIN E.
Exec Dt:
01/10/2017
2
OBERG, LEVI
Exec Dt:
01/11/2017
3
DUAN, PING
Exec Dt:
01/11/2017
Assignee
1
BAKER HUGHES INCORPORATED
P.O. BOX 4740
HOUSTON, TEXAS 77433
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180202248
15406040
Correspondence name and address
SHAWN HUNTER / BAKER HUGHES FILINGS
P.O. BOX 270110
HOUSTON, TX 77277-0110
Assignment: 32
Reel/Frame:042133/0681   Pages: 6
Recorded: 04/25/2017
Attorney Dkt #:WBI4-62547-USNP/BAO1584US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUAN, PING
Exec Dt:
04/24/2017
2
SADANA, ANIL
Exec Dt:
04/24/2017
3
FURLAN, WAYNE
Exec Dt:
04/24/2017
Assignee
1
BAKER HUGHES INCORPORATED
17021 ALDINE WESTFIELD
HOUSTON, TEXAS 77073
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10738560
US20180305996
15496034
Correspondence name and address
CANTOR COLBURN LLP- BAKER HUGHES INCORPO
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 33
Reel/Frame:043125/0676   Pages: 5
Recorded: 07/28/2017
Attorney Dkt #:RNS4-63362-US-CIP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HARRINGTON, KEVIN E.
Exec Dt:
06/23/2017
2
OBERG, LEVI
Exec Dt:
06/23/2017
3
DUAN, PING
Exec Dt:
06/23/2017
Assignee
1
BAKER HUGHES INCORPORATED
P.O. BOX 4740
HOUSTON, TEXAS 77210-4740
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180202249
15662610
Correspondence name and address
SHAWN HUNTER / BAKER HUGHES FILINGS
P.O. BOX 270110
HOUSTON, TX 77277-0110
Assignment: 34
Reel/Frame:045752/0548   Pages: 4
Recorded: 05/09/2018
Attorney Dkt #:MOT4-57815-US (045784)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
DUAN, PING
Exec Dt:
05/09/2018
Assignee
1
BAKER HUGHES, A GE COMPANY, LLC
14990 YORKTOWN PLAZA DRIVE
HOUSTON, TEXAS 77040
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10778059
US20180262074
15974929
Correspondence name and address
BRACEWELL LLP
P.O. BOX 61389
HOUSTON, TX 77208-1389
Assignment: 35
Reel/Frame:046652/0719   Pages: 8
Recorded: 08/21/2018
Attorney Dkt #:WLM4-64019USNP/BAO1660US2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LOH, YUH
Exec Dt:
06/19/2018
2
RENDALL, LORN
Exec Dt:
06/19/2018
3
SCOTT, THOMAS MCCLAIN
Exec Dt:
06/19/2018
4
DUAN, PING
Exec Dt:
06/19/2018
5
ISIDRO, ERMANEL
Exec Dt:
06/21/2018
Assignee
1
BAKER HUGHES, A GE COMPANY, LLC
17021 ALDINE WESTFIELD
HOUSTON, TEXAS 77073
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10697567
US20190093798
16107490
Correspondence name and address
CANTOR COLBURN LLP-BAKER HUGHES, A GE CO
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 36
Reel/Frame:049051/0300   Pages: 4
Recorded: 05/01/2019
Attorney Dkt #:TYI4-64814-USNP/BAO1788US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUAN, PING
Exec Dt:
04/08/2019
2
SADANA, ANIL
Exec Dt:
04/11/2019
Assignee
1
BAKER HUGHES OILFIELD OPERATIONS LLC
17021 ALDINE WESTFIELD
HOUSTON, TEXAS 77073
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11261283
US20200347175
16400400
Correspondence name and address
CANTOR COLBURN LLP-BAKER HUGHES, A GE CO
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 37
Reel/Frame:048972/0475   Pages: 5
Recorded: 04/23/2019
Attorney Dkt #:CBL4-64633 (045783)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUAN, PING
Exec Dt:
04/23/2019
2
SADANA, ANIL
Exec Dt:
04/23/2019
Assignee
1
BAKER HUGHES OILFIELD OPERATIONS LLC
14990 YORKTOWN PLAZA DRIVE
HOUSTON, TEXAS 77040
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10468159
US20190326036
16392075
Correspondence name and address
BRACEWELL LLP
P.O. BOX 61389
HOUSTON, TX 77208-1389
Assignment: 38
Reel/Frame:053189/0990   Pages: 4
Recorded: 07/13/2020
Attorney Dkt #:PSC-507722-US1/BAO1992US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SADANA, ANIL
Exec Dt:
07/08/2020
2
DUAN, PING
Exec Dt:
07/07/2020
Assignee
1
BAKER HUGHES OILFIELD OPERATIONS LLC
17021 ALDINE WESTFIELD
HOUSTON, CONNECTICUT 77073
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11913309
US20220010659
16927056
Correspondence name and address
CANTOR COLBURN LLP
20 CHURCH ST
22ND FLOOR
HARTFORD, CT 06103
Assignment: 39
Reel/Frame:066707/0475   Pages: 6
Recorded: 02/29/2024
Attorney Dkt #:BAO1992US
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE STATE OF THE ASSIGNEE PREVIOUSLY RECORDED ON REEL 53189 FRAME 990. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors
1
SADANA, ANIL
Exec Dt:
07/08/2020
2
DUAN, PING
Exec Dt:
07/07/2020
Assignee
1
BAKER HUGHES OILFIELD OPERATIONS LLC
17021 ALDINE WESTFIELD
HOUSTON, TEXAS 77073
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11913309
US20220010659
16927056
Correspondence name and address
CANTOR COLBURN LLP
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 40
Reel/Frame:061416/0001   Pages: 12
Recorded: 10/13/2022
Attorney Dkt #:63TYI-509242-US1BAO2207US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EWING, DANIEL
Exec Dt:
10/07/2022
2
DENG, GUIJUN
Exec Dt:
10/07/2022
3
SADANA, ANIL
Exec Dt:
10/11/2022
4
KOVALCHUK, ANTON
Exec Dt:
10/07/2022
5
DUAN, PING
Exec Dt:
10/07/2022
6
HARPER, JASON
Exec Dt:
10/12/2022
Assignee
1
BAKER HUGHES OILFIELD OPERATIONS LLC
17021 ALDINE WESTFIELD
HOUSTON, TEXAS 77073
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240125199
17964866
Correspondence name and address
CANTOR COLBURN - BAKER HUGHES OILFIELD OPERATIONS
20 CHURCH STREET, 22ND FLR
HARTFORD, CT 06103
Assignment: 41
Reel/Frame:061416/0142   Pages: 10
Recorded: 10/13/2022
Attorney Dkt #:63TYI509242BUS1/BAO2230US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EWING, DANIEL
Exec Dt:
10/07/2022
2
DENG, GUIJUN
Exec Dt:
10/07/2022
3
SADANA, ANIL
Exec Dt:
10/11/2022
4
KOVALCHUK, ANTON
Exec Dt:
10/07/2022
5
DUAN, PING
Exec Dt:
10/07/2022
6
HARPER, JASON
Exec Dt:
10/07/2022
Assignee
1
BAKER HUGHES OILFIELD OPERATIONS LLC
17021 ALDINE WESTFIELD
HOUSTON, TEXAS 77073
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240125198
17964862
Correspondence name and address
CANTOR COLBURN - BAKER HUGHES OILFIELD OPERATIONS
20 CHURCH STREET, 22ND FLR
HARTFORD, CT 06103
Assignment: 42
Reel/Frame:061416/0204   Pages: 10
Recorded: 10/13/2022
Attorney Dkt #:63TYI509242CUS1/BAO2231US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EWING, DANIEL
Exec Dt:
10/07/2022
2
DENG, GUIJUN
Exec Dt:
10/07/2022
3
SADANA, ANIL
Exec Dt:
10/07/2022
4
KOVALCHUK, ANTON
Exec Dt:
10/07/2022
5
DUAN, PING
Exec Dt:
10/07/2022
6
HARPER, JASON
Exec Dt:
10/07/2022
Assignee
1
BAKER HUGHES OILFIELD OPERATIONS LLC
17021 ALDINE WESTFIELD
HOUSTON, TEXAS 77073
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240125197
17964859
Correspondence name and address
CANTOR COLBURN - BAKER HUGHES OILFIELD OPERATIONS
20 CHURCH STREET, 22ND FLR
HARTFORD, CT 06103

Search Results as of: 05/24/2024 11:29 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