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Patent Assignment Assignor Details
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Assignor Name : HOPMANN, MARK E.
Total Assignments: 11
Assignment: 1
Reel/Frame:003976/0457   Pages: 1
Recorded: 02/08/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KRAUSE, WILLIAM F. JR.
Exec Dt:
02/04/1982
2
HOPMANN, MARK E.
Exec Dt:
02/04/1982
Assignee
1
BAKER OIL TOOLS, INC., A CORP.OF CA.
500 CITY PARKWAY WEST
ORANGE, CALIFORNIA 92668
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4437522
NONE
06346674
Correspondence name and address
ROBERT W. PITTS
BAKER OIL TOOLS
BAKER OIL TOOLS, INC.
8955 KATY FREEWAY, STE. 303
HOUSTON, TX 77024
Assignment: 2
Reel/Frame:004098/0590   Pages: 1
Recorded: 02/22/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KRAUSE, WILLIAM F. JR.
Exec Dt:
02/17/1983
2
HOPMANN, MARK E.
Exec Dt:
02/17/1983
Assignee
1
BAKER OIL TOOLS, INC., A CA CORP.
500 CITY PARKWAY WEST,
ORANGE,, CALIFORNIA 92668
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4510995
NONE
06468421
Correspondence name and address
ROBERT W. PITTS
BAKER OIL TOOLS
BAKER OILS TOOLS, INC.
STE. 303, 8955 KATY FREEWAY
HOUSTON, TX 77024
Assignment: 3
Reel/Frame:005040/0247   Pages: 2
Recorded: 02/09/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HOPMANN, MARK E.
Exec Dt:
02/08/1989
Assignee
1
BAKER HUGHES INCORPORATED, A DE. CORP.
3900 ESSEX LANE, SUITE 1200
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4923012
NONE
07308872
Correspondence name and address
WILLIAM C. NORVELL, JR.
HUBBARD, THURMAN, TURNER & TUCKER
6363 WOODWAY, SUITE 275
HOUSTON, TX 77057
Assignment: 4
Reel/Frame:005040/0253   Pages: 2
Recorded: 02/09/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HOPMANN, MARK E.
Exec Dt:
02/08/1989
Assignee
1
BAKER HUGHES INCORPORATED, A DE. CORP.
3900 ESSEX LANE, SUITE 1200
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4928772
NONE
07308875
Correspondence name and address
WILLIAM C. NORVELL, JR.
HUBBARD, THURMAN, TURNER & TUCKER
6363 WOODWAY, SUITE 275
HOUSTON, TX 77057
Assignment: 5
Reel/Frame:005040/0350   Pages: 2
Recorded: 02/09/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HOPMANN, MARK E.
Exec Dt:
02/08/1989
Assignee
1
BAKER HUGHES INCORPORATED,
3900 ESSEX LANE, STE. 1200, A CORP. OF DE
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4909325
NONE
07309825
Correspondence name and address
WILLIAM C. NORVELL, JR.
HUBBARD, THURMAN, TURNER & TUCKER
6363 WOODWAY, SUITE 275
HOUSTON, TX 77057
Assignment: 6
Reel/Frame:005040/0491   Pages: 3
Recorded: 02/09/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HOPMANN, MARK E.
Exec Dt:
02/08/1989
2
MURRAY, DOUGLAS J.
Exec Dt:
02/08/1989
3
STRATTAN, SCOTT C.
Exec Dt:
02/08/1989
Assignee
1
BAKER HUGHES INCORPORATED
3900 ESSEX LANE, STE. 1200, A DE CORP.
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4949791
NONE
07308887
Correspondence name and address
WILLIAM C. NORVELL, JR.
HUBBARD, THURMAN, TURNER & TUCKER
6363 WOODWAY, STE. 275
HOUSTON, TX 77057
Assignment: 7
Reel/Frame:005512/0806   Pages: 4
Recorded: 10/22/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
FOREHAND, RICHARD L.
Exec Dt:
10/12/1990
2
MURRAY, DOUGLAS J.
Exec Dt:
09/28/1990
3
HOPMANN, MARK E.
Exec Dt:
09/28/1990
4
WILLIAMS, RONALD D.
Exec Dt:
10/12/1990
Assignee
1
BAKER HUGHES INCORPORATED
3900 ESSEX LANE, STE. 1200, A DE CORP.
HOUSTON, TEXAS 77027-5115
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5156220
NONE
07573581
Correspondence name and address
WILLIAM C. NORVELL, JR.
JACKSON & WALKER
1100 LOUISIANA, SUITE 4200
HOUSTON, TX 77002
Assignment: 8
Reel/Frame:008872/0852   Pages: 3
Recorded: 05/19/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CARMODY MICHAEL A.
Exec Dt:
03/04/1997
2
COON, ROBERT J.
Exec Dt:
03/04/1997
3
HOPMANN, MARK E.
Exec Dt:
03/04/1997
4
JONES, KEVIN R.
Exec Dt:
03/04/1997
5
MURRAY, DOUGLAS J.
Exec Dt:
03/10/1997
6
JENNINGS, STEVEN L.
Exec Dt:
03/04/1997
Assignee
1
BAKER HUGHES INCORPORATED
3900 ESSEX LANE
HOUSTON, TEXAS 77207
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5832996
NONE
08799257
Correspondence name and address
FISHMAN, DIONNE, CANTOR & COLBURN
KEITH J. MURPHY
88 DAY HILL RD.
WINDSOR, CT 06095
Assignment: 9
Reel/Frame:009010/0736   Pages: 3
Recorded: 05/19/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CARMODY, MICHAEL A.
Exec Dt:
03/04/1997
2
COUN, ROBERT J.
Exec Dt:
03/04/1997
3
HOPMANN, MARK E.
Exec Dt:
03/04/1997
4
JONES, KEVIN R.
Exec Dt:
03/04/1997
5
MURRAY, DOUGLAS J.
Exec Dt:
03/10/1997
6
JENNINGS, STEVEN L.
Exec Dt:
03/04/1997
Assignee
1
BAKER HUGHES INCORPORATED
3900 ESSEX LANE
HOUSTON, TEXAS 77207
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5832996
NONE
08799257
Correspondence name and address
FISHMAN, DIONNE, CANTOR & COLBURN
KEITH J. MURPHY
88 DAY HILL RD.
WINDSOR, CT 06095
Assignment: 10
Reel/Frame:008689/0778   Pages: 3
Recorded: 09/02/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CARMODY, MICHAEL
Exec Dt:
04/11/1997
2
JONES, KEVIN R.
Exec Dt:
04/11/1997
3
COON, ROBERT J.
Exec Dt:
04/11/1997
4
MURRAY, DOUGLAS J.
Exec Dt:
04/11/1997
5
HOPMANN, MARK E.
Exec Dt:
04/11/1997
6
JENNINGS, STEVEN L.
Exec Dt:
04/11/1997
7
ROTH, BRIAN A.
Exec Dt:
04/11/1997
Assignee
1
BAKER HUGHES INCORPORATED
3900 ESSEX LANE
HOUSTON, TEXAS 77207
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5906238
NONE
08831165
Correspondence name and address
FISHMAN, DIONNE, CANTOR ET AL.
KEITH J. MURPHY
88 DAY HILL RD.
WINDSOR, CT 06095
Assignment: 11
Reel/Frame:009404/0983   Pages: 8
Recorded: 08/21/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CARMODY, MICHAEL A.
Exec Dt:
02/12/1998
2
JONES, KEVIN R.
Exec Dt:
03/04/1998
3
COON, ROBERT J.
Exec Dt:
02/19/1998
4
MURRAY, DOUGLAS J.
Exec Dt:
02/20/1998
5
HOPMANN, MARK E.
Exec Dt:
02/18/1998
6
JENNINGS, STEVEN L.
Exec Dt:
02/12/1998
Assignee
1
BAKER HUGHES INCORPORATED
3900 ESSEX LANE
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6041857
NONE
08930668
Correspondence name and address
FISHMAN, DIONNE, CANTOR & COLBURN
KEITH J. MURPHY
88 DAY HILL ROAD
WINDSOR, CT 06095

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