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Patent Assignment Assignor Details
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Assignor Name : BERZIN, VEL
Total Assignments: 15
Assignment: 1
Reel/Frame:004556/0093   Pages: 2
Recorded: 05/12/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BERZIN, VEL
Exec Dt:
04/22/1986
Assignee
1
BAKER OIL TOOLS, INC.
500 CITY PARKWAY WEST
A CORP. OF CA.
ORANGE, CALIFORNIA 92668-2997
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4721157
NONE
06862491
Correspondence name and address
WILLIAM C. NORVELL, JR.
NORVELL & ASSOCIATES
6363 WOODWAY
SUITE 275
HOUSTON, TX 77057
Assignment: 2
Reel/Frame:004796/0112   Pages: 2
Recorded: 07/30/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BERZIN, VEL
Exec Dt:
07/15/1987
Assignee
1
BAKER OIL TOOLS, INC., 3900 ESSEX LANE, SUITE 800, HOUSTON, TEXAS 77027, A CA CORP.
CALIFORNIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4838349
NONE
07079703
Correspondence name and address
WILLIAM C. NORVELL, JR.
NORVELL & ASSOCIATES
6363 WOODWAY
SUITE 275
HOUSTON, TEXAS 77057
Assignment: 3
Reel/Frame:004867/0136   Pages: 2
Recorded: 04/22/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BERZIN, VEL
Exec Dt:
04/06/1988
2
MENDEZ, LUIS E.
Exec Dt:
04/06/1988
Assignee
1
BAKER HUGHES INCORPORATED
3900 ESSEX LANE, SUITE 1200
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4840231
NONE
07184832
Correspondence name and address
WILLIAM C. NORVELL, JR.
6363 WOODWAY, STE. 275
HOUSTON, TX 77057
Assignment: 4
Reel/Frame:005082/0326   Pages: 2
Recorded: 04/28/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BERZIN, VEL
Exec Dt:
04/27/1989
Assignee
1
BAKER HUGHES INCORPORATED, A DE. CORP.
3900 ESSEX LANE
STE. 1200
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4941534
NONE
07345441
Correspondence name and address
WILLIAM C. NORVELL, JR.
HUBBARD, THURMAN, TURNER AND TUCKER
6363 WOODWAY, SUITE 275
HOUSTON, TX 77057
Assignment: 5
Reel/Frame:005192/0522   Pages: 2
Recorded: 12/11/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BERZIN, VEL
Exec Dt:
12/04/1989
Assignee
1
BAKER HUGHES INCORPORATED, A DE CORP.
3900 ESSEX LANE, STE. 1200
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4962812
NONE
07448522
Correspondence name and address
WILLIAM C. NORVELL, JR.
HUBBARD, THURMAN, TURNER & TUCKER
6363 WOODWAY, SUITE 275
HOUSTON, TX 77057
Assignment: 6
Reel/Frame:005514/0342   Pages: 3
Recorded: 11/12/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BERZIN, VEL
Exec Dt:
11/09/1990
Assignee
1
BAKER HUGHES INCORPORATED
3900 ESSEX LANE
A CORP. OF DELAWARE
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5109926
NONE
07612604
Correspondence name and address
MELVIN A. HUNN
FELSMAN, BRADLEY, GUNTER & DILLON
2600 CONTINENTAL PLAZA
777 MAIN STREET
FORT WORTH, TX 76102
Assignment: 7
Reel/Frame:005927/0078   Pages: 3
Recorded: 11/06/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BERZIN, VEL
Exec Dt:
10/31/1991
Assignee
1
BAKER HUGHES INCORPORATED A CORP. OF DELAWARE
SUITE 1200
3900 ESSEX LANE
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5201369
NONE
07788349
Correspondence name and address
MELVIN A. HUNN
FELSMAN, BRADLEY, GUNTER & DILLON
2600 CONTINENTAL PLAZA
777 MAIN STREET
FT. WORTH, TX 76102
Assignment: 8
Reel/Frame:005969/0932   Pages: 3
Recorded: 12/20/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SNIDER, PHILIP M.
Exec Dt:
12/19/1991
2
DIETRICH, MICHAEL J.
Exec Dt:
12/19/1991
3
BERZIN, VEL
Exec Dt:
12/19/1991
Assignee
1
MARATHON OIL COMPANY A CORPORATION OF OHIO
539 SOUTH MAIN STREET, FINDLAY, OHIO
OHIO
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5297633
NONE
07811209
Correspondence name and address
PATENT DEPARTMENT
MARATHON OIL CO.
P.O. BOX 269
LITTLETON, CO 80160
Assignment: 9
Reel/Frame:006529/0863   Pages: 2
Recorded: 03/24/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BERZIN, VEL
Exec Dt:
03/17/1993
Assignee
1
BAKER HUGHES INCORPORATED
3900 ESSEX LANE
SUITE 1200
HOUSTON, TEXAS 77027-05115
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5271462
NONE
08003776
Correspondence name and address
MELVIN A. HUNN
2600 CONTINENTAL PLAZA
777 MAIN STREET
FORT ROYAL, TX 76102
Assignment: 10
Reel/Frame:017249/0479   Pages: 4
Recorded: 03/03/2006
Attorney Dkt #:284-41915-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MURRAY, DOUGLAS J.
Exec Dt:
02/28/2006
2
BERZIN, VEL
Exec Dt:
02/17/2006
Assignee
1
BAKER HUGHES INCORPORATED
3900 ESSEX LANE
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7661471
US20070125532
11292013
Correspondence name and address
GARY R. MAZE
3200 SOUTHWEST FREEWAY, SUITE 3150
HOUSTON, TX 77027
Assignment: 11
Reel/Frame:017428/0962   Pages: 4
Recorded: 04/06/2006
Attorney Dkt #:284-41897-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MURRAY, DOUGLAS J.
Exec Dt:
02/28/2006
2
BERZIN, VEL
Exec Dt:
02/24/2006
Assignee
1
BAKER HUGHES INCORPORATED
3900 ESSEX LANE
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7392841
US20070144733
11320112
Correspondence name and address
GARY R. MAZE
3200 SOUTHWEST FREEWAY, SUITE 3150
HOUSTON, TX 77027
Assignment: 12
Reel/Frame:017929/0943   Pages: 5
Recorded: 07/13/2006
Attorney Dkt #:284-41914-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MURRAY, DOUGLAS J.
Exec Dt:
07/05/2006
2
BERZIN, VEL
Exec Dt:
06/23/2006
3
WOOD, EDWARD T.
Exec Dt:
07/05/2006
4
BADKE, GREGORY C.
Exec Dt:
06/23/2006
Assignee
1
BAKER HUGHES INCORPORATED
3900 ESSEX LANE
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7552777
US20070144731
11320113
Correspondence name and address
GARY R. MAZE
3200 SOUTHWEST FREEWAY, SUITE 3150
HOUSTON, TX 77027
Assignment: 13
Reel/Frame:018198/0496   Pages: 7
Recorded: 09/01/2006
Attorney Dkt #:D5407-00317
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WOOD, EDWARD T.
Exec Dt:
08/25/2006
2
BAILEY, STEVE N.
Exec Dt:
08/08/2006
3
LAFLIN, WALTER J.
Exec Dt:
08/08/2006
4
BERZIN, VEL
Exec Dt:
08/08/2006
5
KORTE, JAMES R.
Exec Dt:
08/08/2006
6
RICHARD, BENNETT M.
Exec Dt:
08/07/2006
7
O'MALLEY, EDWARD J.
Exec Dt:
08/07/2006
Assignee
1
BAKER HUGHES INCORPORATED
3900 ESSEX LANE
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7441596
US20070295498
11473740
Correspondence name and address
GARY R. MAZE
3200 SOUTHWEST FREEWAY, SUITE 3150
HOUSTON, TX 77027
Assignment: 14
Reel/Frame:018769/0904   Pages: 6
Recorded: 01/18/2007
Attorney Dkt #:284-44909-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BERZIN, VEL
Exec Dt:
01/09/2007
2
LAFLIN, WALTER J.
Exec Dt:
01/09/2007
3
CASTILLO, ROBERT O.
Exec Dt:
01/09/2007
4
ARLINE, DARWIN D.
Exec Dt:
01/09/2007
Assignee
1
BAKER HUGHES INCORPORATED
3900 ESSEX LANE
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7478679
US20080135260
11634772
Correspondence name and address
GARY R. MAZE
3200 SOUTHWEST FREEWAY, SUITE 3150
HOUSTON, TX 77027
Assignment: 15
Reel/Frame:021300/0923   Pages: 8
Recorded: 07/28/2008
Attorney Dkt #:284-ECP-44166-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BERZIN, VEL
Exec Dt:
07/17/2008
2
MURRAY, DOUGLAS J.
Exec Dt:
07/18/2008
3
WOOD, EDWARD T.
Exec Dt:
07/17/2008
4
BAILEY, STEVEN N.
Exec Dt:
07/28/2008
5
CASTILLO, ROBERT O.
Exec Dt:
07/17/2008
6
ARLINE, DARWIN D.
Exec Dt:
07/17/2008
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY
SUITE 2100
HOUSTON, TEXAS 77019
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7806193
US20090139707
12134419
Correspondence name and address
SHAWN HUNTER
P.O BOX 270110
HOUSTON, TX 77277-0110

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