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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 : DOWNS, HARTLEY H.
Total Assignments: 8
Assignment: 1
Reel/Frame:004564/0399   Pages: 1
Recorded: 06/19/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
12/03/1985
2
Exec Dt:
12/03/1985
3
Exec Dt:
12/03/1985
4
Exec Dt:
12/02/1985
Assignee
1
A CORP. OF DE
NOT PROVIDED
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06808035
Correspondence name and address
EXXON RESEARCH AND ENGINEERING COMPANY
P. O. BOX 390
FLORHAM PARK, NJ 07932
Assignment: 2
Reel/Frame:004927/0267   Pages: 2
Recorded: 08/01/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
07/25/1988
2
Exec Dt:
07/25/1988
3
Exec Dt:
07/25/1988
Assignee
1
3900 ESSEX LANE, SUITE 800
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07194435
Correspondence name and address
HUBBARD, THURMAN, TURNER & TUCKER
6363 WOODWAY, STE 275
HOUSTON, TX 77057
Assignment: 3
Reel/Frame:005276/0449   Pages: 2
Recorded: 04/16/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
03/14/1990
2
Exec Dt:
03/14/1990
3
Exec Dt:
03/30/1990
Assignee
1
3900 ESSEX LANE,
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07509911
Correspondence name and address
STEVE ROSENBLATT
24 GREENWAY PLAZA, STE. 1715
HOUSTON, TX 77046
Assignment: 4
Reel/Frame:005414/0181   Pages: 4
Recorded: 08/15/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
07/30/1990
2
Exec Dt:
08/09/1990
3
Exec Dt:
08/09/1990
Assignee
1
3900 ESSEX LANE
A CORP OF DE
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07540048
Correspondence name and address
DAVID L. MOSSMAN
5740 ENCHANTED LANE
DALLAS, TX 75227-1511
Assignment: 5
Reel/Frame:005884/0022   Pages: 3
Recorded: 10/14/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
10/10/1991
2
Exec Dt:
10/10/1991
3
Exec Dt:
10/07/1991
Assignee
1
SUITE 1200
3900 ESSEX LANE
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07776605
Correspondence name and address
BAKER HUGHES INCORPORATED
3900 ESSEX LANE, SUITE 1200
HOUSTON, TEXAS 77027
Assignment: 6
Reel/Frame:012445/0273   Pages: 4
Recorded: 12/18/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/12/2001
2
Exec Dt:
12/12/2001
Assignee
1
SUITE 1200
3900 ESSEX LANE
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10029187
Correspondence name and address
MADAN, MOSSMAN & SRIRAM, P.C.
DAVID L. MOSSMAN
2603 AUGUSTA
STE 700
HOUSTON, TEXAS 77057-5638
Assignment: 7
Reel/Frame:015421/0321   Pages: 3
Recorded: 12/02/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/12/2001
2
Exec Dt:
12/12/2001
Assignee
1
3900 ESSEX LANE
SUITE 1200
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10756943
Correspondence name and address
DAVID L. MOSSMAN
2603 AUGUSTA, SUITE 700
HOUSTON, TX 77057
Assignment: 8
Reel/Frame:024731/0355   Pages: 6
Recorded: 07/23/2010
Attorney Dkt #:EMF4-46912-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/08/2010
2
Exec Dt:
06/29/2010
3
Exec Dt:
06/09/2010
4
Exec Dt:
07/14/2010
5
Exec Dt:
06/17/2010
Assignee
1
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019-2118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12780591
Correspondence name and address
MOSSMAN KUMAR & TYLER PC
P.O. BOX 421239
HOUSTON, TX 77242

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