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Patent Assignment Assignor Details
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Assignor Name : GRICHAR, CHARLES N.
Total Assignments: 26
Assignment: 1
Reel/Frame:004078/0336   Pages: 1
Recorded: 12/20/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
DAY, ROGER W.
Exec Dt:
12/13/1982
2
GRICHAR, CHARLES N.
Exec Dt:
12/13/1982
Assignee
1
GEOSOURCE INC.
2700 SOUTH POST OAK, SUITE 2000
A CORP. OF DEL.
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4505591
NONE
06451175
Correspondence name and address
PETER J. SHURN III
ARNOLD, WHITE & DURKEE
P. O. BOX 4433
HOUSTON, TX 77210
Assignment: 2
Reel/Frame:004132/0862   Pages: 1
Recorded: 04/29/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
DAY, ROGER W.
Exec Dt:
04/27/1983
2
GRICHAR, CHARLES N.
Exec Dt:
04/28/1983
Assignee
1
GEOSOURCE INC.
2700 SOUTH POST OAK ROAD, SUITE 2000
A CORP. OF DE
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4743226
NONE
06490195
Correspondence name and address
ARNOLD, WHITE & DURKEE
ATTN: BOOKKEEPER
P.O. BOX 4433
HOUSTON, TX 77210
Assignment: 3
Reel/Frame:007716/0919   Pages: 2
Recorded: 10/11/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEONE, VINCENT D.
Exec Dt:
09/29/1995
2
WALKER, JEFFREY E.
Exec Dt:
09/29/1995
3
GRICHAR, CHARLES N.
Exec Dt:
09/29/1995
4
SEYFFERT, KENNETH W.
Exec Dt:
09/29/1995
5
MCCLUNG, GUY L. III.
Exec Dt:
10/04/1995
Assignee
1
WIRECLOTH INC.
618 N. HANGER DR.
NEW IBERIA, LOUISIANA 70560
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5598930
NONE
08504495
Correspondence name and address
GUY MCCLUNG
#347
16690 CHAMPION FOREST DR.
SPRING, TX 77379-7023
Assignment: 4
Reel/Frame:008497/0587   Pages: 2
Recorded: 04/29/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEONE, VINCENT D.
Exec Dt:
04/16/1997
2
ADAMS, THOMAS C.
Exec Dt:
04/14/1997
3
WALKER, JEFFREY
Exec Dt:
04/18/1997
4
GRICHAR, CHARLES N.
Exec Dt:
04/14/1997
5
SEYFFERT, KENNETH W.
Exec Dt:
04/16/1997
6
MCCLUNG, GUY L. III
Exec Dt:
04/22/1997
7
SCHULTE, DAVID L. JR
Exec Dt:
04/22/1997
Assignee
1
TUBOSCOPE VETCO INTERNATIONAL, INC.
2838 HOLMES ROAD
HOUSTON, TEXAS 77051
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5971159
NONE
08786515
Correspondence name and address
GUY MCCLUNG
16690 CHAMPION FOREST DR.
# 347
SPRING, TX 77379-7023
Assignment: 5
Reel/Frame:010346/0681   Pages: 3
Recorded: 11/03/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEYFFERT, KENNETH W.
Exec Dt:
09/28/1999
2
ADAMS, THOMAS C.
Exec Dt:
09/28/1999
3
LARGENT, DAVID W.
Exec Dt:
09/29/1999
4
SCHULTE, DAVID L.
Exec Dt:
09/28/1999
5
GRICHAR, CHARLES N.
Exec Dt:
09/27/1999
6
MCCLUNG, GUY L.
Exec Dt:
10/13/1999
7
WALKER, JEFFREY E.
Exec Dt:
10/03/1999
8
MURRAY, HECTOR M.
Exec Dt:
10/07/1999
9
MARONEY, JAMES FRANCIS, III
Exec Dt:
09/27/1999
10
WINKLER, JOSEPH CHARLES
Exec Dt:
09/27/1999
Assignee
1
TUBOSCOPE I/P
2838 HOLMES RD.
HOUSTON, TEXAS 77051
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6269953
NONE
09397242
Correspondence name and address
GUY MCCLUNG
16690 CHAMPION FOREST DR., PMB 347
SPRING, TEXAS 77379-7023
Assignment: 6
Reel/Frame:010375/0720   Pages: 2
Recorded: 11/10/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHULTE, DAVID L.
Exec Dt:
10/14/1999
2
SEYFFERT, KENNETH W.
Exec Dt:
10/07/1999
3
ADAMS, THOMAS C.
Exec Dt:
10/13/1999
4
GRICHAR, CHARLES N.
Exec Dt:
10/06/1999
Assignee
1
TUBOSCOPE I/P, INC.
2838 HOLMES RD.
HOUSTON, TEXAS 77051
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6220449
NONE
09410775
Correspondence name and address
GUY MCCLUNG
16690 CHAMPION FOREST DR.
SPRING, TEXAS 77379-7023
Assignment: 7
Reel/Frame:011227/0837   Pages: 2
Recorded: 10/23/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHULTE, DAVID L.
Exec Dt:
08/23/2000
2
ADAMS, THOMAS C.
Exec Dt:
08/23/2000
3
SEYFFERT, KENNETH W.
Exec Dt:
08/23/2000
4
LARGENT, DAVID WAYNE
Exec Dt:
08/23/2000
5
GRICHAR, CHARLES N.
Exec Dt:
08/21/2000
6
MCCLUNG, III, GUY L.
Exec Dt:
08/23/2000
Assignee
1
TUBOSCOPE I/P
2838 HOLMES RD.
HOUSTON, TEXAS 77051
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6454099
NONE
09634610
Correspondence name and address
GUY MCCLUNG
16690 CHAMPION FOREST DR.
SPRING, TX 77379-7023
Assignment: 8
Reel/Frame:011391/0395   Pages: 3
Recorded: 01/02/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ADAMS, THOMAS C.
Exec Dt:
11/13/2000
2
SEYFFERT, KENNETH W.
Exec Dt:
11/10/2000
3
LARGENT, DAVID WAYNE
Exec Dt:
11/10/2000
4
SCHULTE, DAVID L.
Exec Dt:
11/18/2000
5
WALKER, JEFFREY E.
Exec Dt:
11/30/2000
6
MURRAY, HECTOR M.
Exec Dt:
11/13/2000
7
LEONE, VINCENT D.
Exec Dt:
11/21/2000
8
GRICHAR, CHARLES N.
Exec Dt:
11/09/2000
9
MCCLUNG, GUY L., III
Exec Dt:
11/09/2000
Assignee
1
TUBOSCOPE I/P
2838 HOLMES RD.
HOUSTON, TEXAS 77051
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6371302
NONE
09686615
Correspondence name and address
GUY MCCLUNG
PMD 347
16690 CHAMPION FOREST DR.
SPRING, TEXAS 77379-7023
Assignment: 9
Reel/Frame:011581/0974   Pages: 2
Recorded: 03/13/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHULTE, DAVID L.
Exec Dt:
12/18/2000
2
GRICHAR, CHARLES N.
Exec Dt:
12/12/2000
Assignee
1
TUBOSCOPE I/P
2838 HOLMES RD.
HOUSTON, TEXAS 77051
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6371301
NONE
09716176
Correspondence name and address
GUY MCCLUNG
16690 CHAMPION FOREST DR.
SPRING, TEXAS 77379-7023
Assignment: 10
Reel/Frame:011765/0367   Pages: 2
Recorded: 04/30/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CRABBE, MARK
Exec Dt:
03/30/2001
2
SCHULTE, DAVID L.
Exec Dt:
04/03/2001
3
GRICHAR, CHARLES N.
Exec Dt:
03/30/2001
Assignee
1
TUBOSCOPE I/P
2838 HOLMES ROAD
HOUSTON, TEXAS 77051
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6412644
NONE
09723740
Correspondence name and address
GUY MCCLUNG
PMB 347
16690 CHAMPION FOREST DR.
SPRING, TX 77379-7023
Assignment: 11
Reel/Frame:012076/0590   Pages: 5
Recorded: 08/15/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WINKLER, JOSEPH CHARLES
Exec Dt:
07/18/2001
2
ADAMS, THOMAS C.
Exec Dt:
07/18/2001
3
SCHULTE, DAVID L.
Exec Dt:
07/12/2001
4
SEYFFERT, KENNETH WAYNE
Exec Dt:
07/17/2001
5
LARGENT, DAVID WAYNE
Exec Dt:
07/18/2001
6
GRICHAR, CHARLES N.
Exec Dt:
07/16/2001
7
MCCCLUNG, III GUY L.
Exec Dt:
08/08/2001
Assignee
1
VARCO I/P, INC.
2838 HOLMES RD.
HOUSTON, TEXAS 77051
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6607080
US20020000399
09820179
Correspondence name and address
GUY MCCLUNG
PMB 347
16690 CHAMPION FOREST DR.
SPRING, TEX 77379-7023
Assignment: 12
Reel/Frame:012801/0405   Pages: 4
Recorded: 04/16/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ADAMS, THOMAS C.
Exec Dt:
02/13/2002
2
WARD, KERRY
Exec Dt:
02/26/2002
3
SCHULTE, DAVID L., JR.
Exec Dt:
02/14/2002
4
SEYFFERT, KENNETH WAYNE
Exec Dt:
02/27/2002
5
LARGENT, DAVID WAYNE
Exec Dt:
02/13/2002
6
GRICHAR, CHARLES N.
Exec Dt:
02/13/2002
7
MCCLUNG, GUY L., III
Exec Dt:
02/13/2002
8
WALKER, JEFFREY E.
Exec Dt:
02/18/2002
9
LEONE, VINCENT D.
Exec Dt:
02/13/2002
Assignee
1
VARCO I/P, INC.
2838 HOLMES RD.
HOUSTON, TEXAS 77051
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6669985
US20020168469
10037474
Correspondence name and address
GUY MCCLUNG
16690 CHAMPION FOREST DR.
SPRING, TEXAS 77379-7023
Assignment: 13
Reel/Frame:012796/0465   Pages: 5
Recorded: 04/12/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ADAMS, THOMAS C.
Exec Dt:
02/12/2002
2
WARD, KERRY
Exec Dt:
02/13/2002
3
SCHULTE, DAVID L. JR.
Exec Dt:
02/15/2002
4
SEYFFERT, KENNETH WAYNE
Exec Dt:
02/15/2002
5
LARGENT, DAVID WAYNE
Exec Dt:
02/15/2002
6
GRICHAR, CHARLES N.
Exec Dt:
02/15/2002
7
MCCLUNG, GUY L. III
Exec Dt:
02/15/2002
8
WALKER, JEFFREY E.
Exec Dt:
02/15/2002
9
LEONE, VINCENT D.
Exec Dt:
02/15/2002
Assignee
1
VARCO I/P, INC.
2838 HOLMES RD.
HOUSTON, TEXAS 77051
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020104611
10050690
Correspondence name and address
GUY MCCLUNG
16690 CHAMPION FOREST DR.
PMB 347
SPRING, TX 77379-7023
Assignment: 14
Reel/Frame:012931/0547   Pages: 5
Recorded: 05/24/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ADAMS, THOMAS C.
Exec Dt:
03/26/2002
2
WARD, KERRY
Exec Dt:
03/28/2002
3
SEYFFERT, KENNETH WAYNE
Exec Dt:
04/02/2002
4
LARGENT, DAVID WAYNE
Exec Dt:
04/01/2002
5
SCHULTE, DAVID L., JR.
Exec Dt:
03/28/2002
6
GRICHAR, CHARLES N.
Exec Dt:
03/22/2002
7
LEONE, VINCENT D.
Exec Dt:
03/25/2002
8
MCCLUNG, GUY L., III
Exec Dt:
03/22/2002
9
WALKER, JEFFREY E.
Exec Dt:
03/26/2002
Assignee
1
VARCO I/P, INC.
2838 HOLMES RD.
HOUSTON, TEXAS 77051
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6736270
US20020130064
10087025
Correspondence name and address
GUY MCCLUNG
16690 CHAMPION FOREST DR.
PMB 347
SPRING, TEX 77379-7023
Assignment: 15
Reel/Frame:013085/0886   Pages: 3
Recorded: 07/09/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CRABBE, MARK
Exec Dt:
06/13/2002
2
SCHULTE, DAVID L., JR.
Exec Dt:
06/15/2002
3
GRICHAR, CHARLES N.
Exec Dt:
06/15/2002
Assignee
1
VARCO I/P
2838 HOLMES RD.
HOUSTON, TEXAS 77051
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6715611
US20020175111
10143518
Correspondence name and address
GUY MCCLUNG
16690 CHAMPION FOREST DRIVE
PMB 347
SPRING, TX 77379-7023
Assignment: 16
Reel/Frame:013292/0447   Pages: 3
Recorded: 09/16/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHULTE, DAVID L., JR.
Exec Dt:
08/08/2002
2
GRICHAR, CHARLES N.
Exec Dt:
08/06/2002
Assignee
1
VARCO I/P
2838 HOLMES RD.
HOUSTON, TEXAS 77051
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6863183
US20040238414
10169484
Correspondence name and address
GUY MCCLUNG
16690 CHAMPION FOREST DR.
PMB 347
SPRING, TEXAS 77379-7023
Assignment: 17
Reel/Frame:013326/0215   Pages: 5
Recorded: 09/23/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ADAMS, THOMAS C.
Exec Dt:
08/22/2002
2
WARD, KERRY
Exec Dt:
08/22/2002
3
SEYFFERT, KENNETH W.
Exec Dt:
08/20/2002
4
SCHULTE, DAVID L. JR.
Exec Dt:
08/21/2002
5
GRICHAR, CHARLES N.
Exec Dt:
08/21/2002
6
LEONE, VINCENT D.
Exec Dt:
08/20/2002
7
WALKER, JEFFREY E.
Exec Dt:
08/22/2002
8
MCCLUNG, GUY L. III
Exec Dt:
08/21/2002
Assignee
1
VARCO I/P, INC.
2838 HOLMES RD.
HOUSTON, TEXAS 77051
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6932883
US20030010437
10210891
Correspondence name and address
GUY MCCLUNG
16690 CHAMPION FOREST DRIVE
SPRING, TX 77379-7023
Assignment: 18
Reel/Frame:013480/0040   Pages: 5
Recorded: 11/08/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ADAMS, THOMAS C.
Exec Dt:
10/11/2002
2
WARD, KERRY
Exec Dt:
10/18/2002
3
SCHULTE, DAVID L., JR.
Exec Dt:
10/11/2002
4
SEYFFERT, KENNETH WAYNE
Exec Dt:
10/18/2002
5
GRICHAR, CHARLES N.
Exec Dt:
10/08/2002
6
LEONE, VINCENT D.
Exec Dt:
10/08/2002
7
WALKER, JEFFREY E.
Exec Dt:
10/13/2002
8
MCCLUNG, GUY L., III
Exec Dt:
11/02/2002
Assignee
1
VARCO I/P, INC.
2838 HOLMES RD.
HOUSTON, TEXAS 77051
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20030042179
10236050
Correspondence name and address
GUY MCCLUNG
16690 CHAMPION FOREST DR.
PMB 347
SPRING, TEXAS 77379-7023
Assignment: 19
Reel/Frame:014493/0248   Pages: 2
Recorded: 09/12/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHULTE, DAVID L., JR.
Exec Dt:
06/27/2003
2
ADAMS, THOMAS C.
Exec Dt:
06/19/2003
3
WARD, KERRY
Exec Dt:
06/19/2003
4
SEYFFERT, KENNETH W.
Exec Dt:
06/19/2003
5
GRICHAR, CHARLES N.
Exec Dt:
06/19/2003
6
LEONE, VINCENT D.
Exec Dt:
07/09/2003
7
WALKER, JEFFREY E.
Exec Dt:
06/19/2003
8
LARGENT, DAVID W.
Exec Dt:
06/19/2003
9
MCCLUNG, GUY L., III
Exec Dt:
06/19/2003
Assignee
1
VARCO I/P, INC.
2000 SAM HOUSTON PARKWAY
HOUSTON, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040007508
10429233
Correspondence name and address
GUY MCCLUNG
16690 CHAMPION FOREST DRIVE
PMB 347
SPRING, TEXAS 77379-7023
Assignment: 20
Reel/Frame:015379/0355   Pages: 2
Recorded: 11/15/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WARD, KERRY
Exec Dt:
01/13/2004
2
ADAMS, THOMAS C.
Exec Dt:
01/13/2004
3
SEYFFERT, KENNETH W.
Exec Dt:
01/13/2004
4
LARGENT, DAVID W.
Exec Dt:
01/13/2004
5
SCHULTE, DAVID L., JR.
Exec Dt:
01/19/2004
6
LEONE, VINCENT D.
Exec Dt:
12/16/2003
7
WALKER, JEFFREY E.
Exec Dt:
12/15/2003
8
GRICHAR, CHARLES N.
Exec Dt:
12/12/2003
9
MCCLUNG, GUY L., III
Exec Dt:
01/07/2004
Assignee
1
VARCO I/P INC.
2000 SAM HOUSTON PARKWAY
HOUSTON, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040112522
10649316
Correspondence name and address
GUY MCCLUNG
PMB 347
16690 CHAMPION FOREST DR.
SPRING, TX 77379-7023
Assignment: 21
Reel/Frame:016007/0555   Pages: 3
Recorded: 11/22/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WINKLER, JOSEPH C.
Exec Dt:
01/06/2004
2
ADAMS, THOMAS C.
Exec Dt:
01/16/2004
3
SCHULTE, DAVID L. JR.
Exec Dt:
01/17/2004
4
GRICHAR, CHARLES N.
Exec Dt:
01/05/2004
5
SEYFFERT, KENNETH WAYNE
Exec Dt:
01/16/2004
6
LARGENT, DAVID WAYNE
Exec Dt:
01/16/2004
7
MCCLUNG, GUY L. III
Exec Dt:
01/15/2004
Assignee
1
VARCO I/P, INC.
2000 WEST SAN HOUSTON PARKWAY S
HOUSTON, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7000776
US20040099578
10453471
Correspondence name and address
GUY MCCLUNG
PMB 347
16690 CHAMPION FOREST DR.
SPRING, TEXAS 77379-7023
Assignment: 22
Reel/Frame:015690/0497   Pages: 3
Recorded: 08/13/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ADAMS, THOMAS C.
Exec Dt:
07/27/2004
2
WARD, KERRY
Exec Dt:
07/26/2004
3
SEYFFERT, KENNETH WAYNE
Exec Dt:
07/29/2004
4
SCHULTE JR., DAVID L.
Exec Dt:
07/26/2004
5
LARGENT, DAVID WAYNE
Exec Dt:
07/26/2004
6
GRICHAR, CHARLES N.
Exec Dt:
07/28/2004
7
MCCLUNG III, GUY L.
Exec Dt:
07/28/2004
Assignee
1
VARCO I/P, INC.
2000 WEST SAM HOUSTON PKWY SOUTH
HOUSTON, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040251175
10766683
Correspondence name and address
GUY MCCLUNG
PMB 347
16690 CHAMPION FOREST DR.
SPRING, TEXAS 77379-7023
Assignment: 23
Reel/Frame:016319/0391   Pages: 3
Recorded: 02/25/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHULTE, JR., DAVID L.
Exec Dt:
01/17/2005
2
ADAMS, THOMAS C.
Exec Dt:
01/17/2005
3
WARD, KERRY
Exec Dt:
01/17/2005
4
SEYFFERT, KENNETH W.
Exec Dt:
01/24/2005
5
GRICHAR, CHARLES N.
Exec Dt:
01/21/2005
6
LEONE, VINCENT D.
Exec Dt:
01/27/2005
7
WAIKER, JEFFREY E.
Exec Dt:
01/26/2005
8
LARGENT, DAVID W.
Exec Dt:
01/17/2005
9
MCCLUNG, III, GUY L.
Exec Dt:
01/17/2005
10
SMITH, HAYNES
Exec Dt:
02/05/2005
11
ADAMS, JAMES
Exec Dt:
01/17/2005
12
BURNETT, GEORGE ALEXANDER
Exec Dt:
01/31/2005
Assignee
1
VARCO I/P, INC.
2000 SAM HOUSTON PARKWAY
HOUSTON, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040007508
10429233
Correspondence name and address
GUY MCCLUNG
PMB 347
16690 CHAMPION FOREST DR.
SPRING, TEX 77379-7023
Assignment: 24
Reel/Frame:016629/0534   Pages: 3
Recorded: 05/31/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHULTE, DAVID L., JR.
Exec Dt:
04/19/2005
2
GRICHAR, CHARLES N.
Exec Dt:
05/23/2005
3
MCCLUNG, GUY L., III
Exec Dt:
05/23/2005
Assignee
1
VARCO I/P
2838 HOLMES RD.
HOUSTON, TEXAS 77051
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7216767
US20050199532
11071603
Correspondence name and address
GUY MCCLUNG
PMB 347
16690 CHAMPION FOREST DR.
SPRING, TEXAS 77379-7023
Assignment: 25
Reel/Frame:017003/0069   Pages: 2
Recorded: 09/19/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHULTE, JR., DAVID L.
Exec Dt:
08/09/2005
2
GRICHAR, CHARLES N.
Exec Dt:
09/12/2005
3
KOCH, RICHARD J.
Exec Dt:
08/08/2005
4
MCCLUNG, III, GUY L.
Exec Dt:
09/14/2005
Assignee
1
VARCO I/P
10000 RICHMOND
HOUSTON, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7198156
US20060011520
11180037
Correspondence name and address
GUY MCCLUNG
16690 CHAMPION FOREST DR.
SPRING, TEX 77379-7023
Assignment: 26
Reel/Frame:020041/0790   Pages: 9
Recorded: 10/22/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHULTE JR., DAVID L.
Exec Dt:
08/14/2007
2
ADAMS, THOMAS C.
Exec Dt:
07/25/2007
3
WARD, KERRY
Exec Dt:
10/11/2007
4
SEYFFERT, KENNETH W.
Exec Dt:
07/24/2007
5
GRICHAR, CHARLES N.
Exec Dt:
07/24/2007
6
LEONE, VINCENT D.
Exec Dt:
07/24/2007
7
WALKER, JEFFREY E.
Exec Dt:
10/08/2007
8
LARGENT, DAVID W.
Exec Dt:
10/16/2007
9
MCCLUNG III, GUY L.
Exec Dt:
10/17/2007
Assignee
1
VARCO I/P, INC.
10,000 RICHMOND
HOUSTON, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7520391
US20080029442
11810543
Correspondence name and address
GUY MCCLUNG
#114, 5315-B F.M. 1960 RD. WEST
HOUSTON, TX 77069-4410

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