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Patent Assignment Assignor Details
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Assignor Name : LEDGERWOOD, LEROY W., III
Total Assignments: 6
Assignment: 1
Reel/Frame:010596/0641   Pages: 4
Recorded: 02/01/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/24/2000
2
Exec Dt:
01/24/2000
3
Exec Dt:
01/24/2000
4
Exec Dt:
01/24/2000
5
Exec Dt:
01/24/2000
Assignee
1
3900 ESSEX LANE, #1200
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09496012
Correspondence name and address
FELSMAN BRADLEY VADEN ET AL.
JAMES E. BRADLEY
ONE RIVERWAY, SUITE 1100
HOUSTON, TX 77056
Assignment: 2
Reel/Frame:019010/0114   Pages: 3
Recorded: 03/14/2007
Attorney Dkt #:2507-6358US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/15/2006
Assignee
1
2929 ALLEN PARKWAY, SUITE 2100
HOUSTON, TEXAS 77027-5115
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11606611
Correspondence name and address
JOSEPH A. WALKOWSKI
P.O. BOX 2550
SALT LAKE CITY, UT 84110
Assignment: 3
Reel/Frame:022176/0975   Pages: 3
Recorded: 01/29/2009
Attorney Dkt #:1684-8090.1US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/18/2007
Assignee
1
2929 ALLEN PARKWAY, SUITE 2100
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11946973
Correspondence name and address
JOSEPH A. WALKOWSKI
P.O. BOX 2550
SALT LAKE CITY, UT 84110
Assignment: 4
Reel/Frame:027925/0163   Pages: 4
Recorded: 03/26/2012
Attorney Dkt #:BSG4-53022-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/21/2012
2
Exec Dt:
03/21/2012
3
Exec Dt:
03/20/2012
Assignee
1
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13422860
Correspondence name and address
CANTOR COLBURN LLP
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 5
Reel/Frame:029098/0030   Pages: 15
Recorded: 10/09/2012
Attorney Dkt #:10776.1US (EZD4-52556-US)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/08/2012
2
Exec Dt:
10/04/2012
3
Exec Dt:
10/05/2012
4
Exec Dt:
10/05/2012
5
Exec Dt:
10/05/2012
Assignee
1
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77027-5115
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13630780
Correspondence name and address
TRASKBRITT, P.C. / BAKER HUGHES, INC. BA
P.O. BOX 2550
SALT LAKE CITY, UT 84110
Assignment: 6
Reel/Frame:035065/0350   Pages: 9
Recorded: 03/02/2015
Attorney Dkt #:1684-12503(CUT4-58174-US)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/10/2014
2
Exec Dt:
01/05/2015
3
Exec Dt:
03/02/2015
4
Exec Dt:
09/11/2014
5
Exec Dt:
09/11/2014
6
Exec Dt:
02/09/2015
Assignee
1
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77027-5115
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14480293
Correspondence name and address
TRASKBRITT, P.C. / BAKER HUGHES, INC. BA
P.O. BOX 2550
SALT LAKE CITY, UT 84110

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