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Patent Assignment Assignor Details
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Assignor Name : MASON, DAVID BRIAN
Total Assignments: 4
Assignment: 1
Reel/Frame:006281/0022   Pages: 4
Recorded: 09/04/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BUSINK, CORNELIS LODEWIJK
Exec Dt:
08/28/1992
2
VAN RIJZINGEN, JOHANNES WILHELMUS HENRICUS
Exec Dt:
08/28/1992
3
MASON, DAVID BRIAN
Exec Dt:
08/28/1992
Assignee
1
VARCO INTERNATIONAL, INC.
743 NORTH ECKHOFF STREET
ORANGE, CALIFORNIA 92668
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5340182
NONE
07941233
Correspondence name and address
WILLIAM P. GREEN
707 WILSHIRE BLVD., SUITE 3200
LOS ANGELES, CA 90017
Assignment: 2
Reel/Frame:022058/0887   Pages: 2
Recorded: 12/29/2008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MASON, DAVID BRIAN
Exec Dt:
12/12/2008
2
DEKKER, PIETER
Exec Dt:
12/15/2008
3
MULDER, RENE
Exec Dt:
12/15/2008
4
KRIJNEN, ANTONIUS D.
Exec Dt:
12/15/2008
Assignee
1
NATIONAL OILWELL VARCO L.P.
7909 PARKWOOD CIRCLE
HOUSTON, TEXAS 77036
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090101361
12288724
Correspondence name and address
GUY MCCLUNG
# 114
5315-B F. M. 1960 RD. WEST
HOUSTON, TX 77069-4410
Assignment: 3
Reel/Frame:022579/0287   Pages: 4
Recorded: 04/21/2009
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MURRAY, RICHARD LEE
Exec Dt:
03/23/2009
2
DEKKER, PIETER
Exec Dt:
02/11/2009
3
DE KEIJZER, NEILS
Exec Dt:
02/11/2009
4
KRIJNEN, ANTONIUS DIMPHENA MARLA
Exec Dt:
02/11/2009
5
MULDER, RENE
Exec Dt:
02/10/2009
6
VAN RIJZINGEN, JOHANNES WILHELMUS HENRICUS
Exec Dt:
02/10/2009
7
CARDELLINI, DAVID
Exec Dt:
04/21/2009
8
MASON, DAVID BRIAN
Exec Dt:
02/02/2009
9
WIEN, KEITH MITCHELL
Exec Dt:
02/09/2009
Assignee
1
NATIONAL OILWELL VARCO
7909 PARKWOOD CIRCLE
PO BOX 4888
HOUSTON, TEXAS 77210
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8356674
US20100193198
12595724
Correspondence name and address
GUY MCCLUNG
5315-B F. M. 1960 RD. WEST
#114
HOUSTON, TEXAS 77069-4410
Assignment: 4
Reel/Frame:023576/0648   Pages: 4
Recorded: 11/30/2009
Attorney Dkt #:2160.014700/JED
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MURRAY, RICHARD LEE
Exec Dt:
11/05/2009
2
DEKKER, PIETER
Exec Dt:
10/21/2009
3
WIEN, KEITH MITCHELL
Exec Dt:
11/02/2009
4
DE KEIJZER, NEILS
Exec Dt:
10/21/2009
5
KRIJNEN, ANTONIUS DIMPHENA MARIA
Exec Dt:
10/21/2009
6
MULDER, RENE
Exec Dt:
10/21/2009
7
VAN RIJZINGEN, JOHANNES WILHELMUS HENRICUS
Exec Dt:
10/21/2009
8
CARDELLINI, DAVID
Exec Dt:
11/20/2009
9
MASON, DAVID BRIAN
Exec Dt:
10/21/2009
Assignee
1
NATIONAL OILWELL VARCO, L.P.
7909 PARKWOOD CIRCLE DRIVE
HOUSTON, TEXAS 77036
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8356674
US20100193198
12595724
Correspondence name and address
JEFFREY E. DALY
10333 RICHMOND, SUITE 1100
HOUSTON, TX 77042

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