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Patent Assignment Assignor Details
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Assignor Name : OPPELAAR, HANS ROBERT
Total Assignments: 3
Assignment: 1
Reel/Frame:026989/0200   Pages: 4
Recorded: 09/29/2011
Attorney Dkt #:DDR4-49619-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/16/2011
2
Exec Dt:
09/16/2011
3
Exec Dt:
09/11/2011
Assignee
1
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13196555
Correspondence name and address
MOSSMAN, KUMAR AND TYLER, PC
P.O. BOX 421239
HOUSTON, TX 77242
Assignment: 2
Reel/Frame:033028/0143   Pages: 10
Recorded: 06/04/2014
Attorney Dkt #:HTE4-57019-US (BAT0457US)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/23/2014
2
Exec Dt:
06/02/2014
3
Exec Dt:
05/23/2014
4
Exec Dt:
05/23/2014
5
Exec Dt:
05/26/2014
6
Exec Dt:
05/23/2014
7
Exec Dt:
05/26/2014
Assignee
1
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14282792
Correspondence name and address
CANTOR COLBURN LLP- BAKER HUGHES INCORPO
20 CHURCH STREET, 22ND FLOOR
HARTFORD, CT 06103
Assignment: 3
Reel/Frame:033028/0426   Pages: 10
Recorded: 06/04/2014
Attorney Dkt #:HTE4-57088-US (BAT0461US)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/23/2014
2
Exec Dt:
06/02/2014
3
Exec Dt:
05/23/2014
4
Exec Dt:
05/26/2014
5
Exec Dt:
05/23/2014
6
Exec Dt:
05/23/2014
7
Exec Dt:
05/26/2014
Assignee
1
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14282807
Correspondence name and address
CANTOR COLBURN LLP- BAKER HUGHES INCORPO
20 CHURCH STREET, 22ND FLOOR
HARTFORD, CT 06103

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