skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
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 : SRESHTA, HAROLD A.
Total Assignments: 17
Assignment: 1
Reel/Frame:008108/0352   Pages: 4
Recorded: 07/29/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SRESHTA, HAROLD A.
Exec Dt:
11/17/1995
2
DRAKE, ERIC F.
Exec Dt:
11/17/1995
Assignee
1
CAMCO INTERNATIONAL INC.
P.O. BOX 14484
7030 ARDMORE
HOUSTON, TEXAS 77221
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5653299
NONE
08559959
Correspondence name and address
CAMCO INTERNATIONAL INC.
SCOTT H. BROWN
7030 ARDMORE
P.O. BOX 14484
HOUSTON, TX 77221
Assignment: 2
Reel/Frame:012520/0513   Pages: 3
Recorded: 01/23/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SRESHTA, HAROLD A.
Exec Dt:
11/17/1995
2
DRAKE, ERIC F.
Exec Dt:
11/17/1995
Assignee
1
CAMCO INTERNATIONAL INC.
7030 ARDMORE
HOUSTON, TEXAS 77221
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5988302
NONE
08903913
Correspondence name and address
SCHLUMBERGER OILFIELD SERVICES
JEFFERY E. DALY
7211 NORTH GESSNER
HOUSTON, TX 77040
Assignment: 3
Reel/Frame:008978/0331   Pages: 3
Recorded: 02/09/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DRAKE, ERIC F.
Exec Dt:
10/09/1997
2
SRESHTA, HAROLD A.
Exec Dt:
10/09/1997
Assignee
1
CAMCO INTERNATIONAL INC.
P.O. BOX 14484
7030 ARDMORE
HOUSTON, TEXAS 77221
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5967248
NONE
08950286
Correspondence name and address
CAMCO INTERNATIONAL INC.
SCOTT H. BROWN
P.O. BOX 14484
7030 ARDMORE
HOUSTON, TX 77221
Assignment: 4
Reel/Frame:010129/0081   Pages: 3
Recorded: 07/26/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DRAKE, ERIC F.
Exec Dt:
07/26/1999
2
SRESHTA, HAROLD A.
Exec Dt:
07/26/1999
Assignee
1
CAMCO INTERNATIONAL INC.
P.O. BOX 14484
7030 ARDMORE
HOUSTON, TEXAS 77221
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6045750
NONE
09360751
Correspondence name and address
CAMCO DRILLING GROUP
JEFFERY E. DALY
P.O. BOX 2119
6501 NAVIGATION
HOUSTON, TX 77252
Assignment: 5
Reel/Frame:012964/0920   Pages: 3
Recorded: 05/24/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DRAKE, ERIC F.
Exec Dt:
05/20/2002
2
SRESHTA, HAROLD A.
Exec Dt:
05/20/2002
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6440358
US20020110474
09683030
Correspondence name and address
SCHLUMBERGER OILFIELD SERVICES
JEFFERY E. DALY
7211 NORTH GESSNER
HOUSTON, TX 77040
Assignment: 6
Reel/Frame:013031/0077   Pages: 3
Recorded: 06/25/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DRAKE, ERIC F.
Exec Dt:
06/07/2002
2
SRESHTA, HAROLD A.
Exec Dt:
06/07/2002
3
GRIFFIN, NIGEL DENNIS
Exec Dt:
06/07/2002
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6517902
US20010049019
09827672
Correspondence name and address
SCHLUMBERGER OLLFIELD SERVICES
7211 NORTH GESSNER
HOUSTON, TEXAS 77040
Assignment: 7
Reel/Frame:016074/0260   Pages: 3
Recorded: 05/26/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SRESHTA, HAROLD A.
Exec Dt:
05/25/2005
2
DRAKE, ERIC F.
Exec Dt:
05/25/2005
Assignee
1
REEDHYCALOG, L.P.
400 NORTH SAM HOUSTON PARKWAY E #900
HOUSTON, TEXAS 77060
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060237236
10908040
Correspondence name and address
JAYNE SIPPL
400 N SAM HOUSTON PARKWAY E #900
HOUSTON, TX 77060
Assignment: 8
Reel/Frame:021738/0710   Pages: 6
Recorded: 10/27/2008
Attorney Dkt #:78.1349
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SRESHTA, HAROLD A.
Exec Dt:
09/29/2008
2
SANCHEZ, HECTOR ADRIAN
Exec Dt:
09/29/2008
3
DRAKE, ERIC F.
Exec Dt:
09/29/2008
4
DESAI, NEERALI
Exec Dt:
09/29/2008
Assignee
1
REEDHYCALOG, L.P.
400 N. SAM HOUSTON PARKWAY E.
#900
HOUSTON, TEXAS 77060
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8083011
US20100078222
12239915
Correspondence name and address
JAYNE SIPPL
400 N. SAM HOUSTON PARKWAY E
#900
HOUSTON, TX 77060
Assignment: 9
Reel/Frame:026786/0240   Pages: 6
Recorded: 08/22/2011
Attorney Dkt #:1814-65401
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BUTUC, STEFAN
Exec Dt:
12/14/2010
2
SUE, JIINJEN A.
Exec Dt:
01/05/2011
3
SRESHTA, HAROLD A.
Exec Dt:
12/14/2010
4
SICILIAN, JOSHUA A.
Exec Dt:
12/14/2010
Assignee
1
NATIONAL OILWELL VARCO, L.P.
7909 PARKWOOD CIRCLE DRIVE
HOUSTON, TEXAS 77036
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8944789
US20120148432
13214866
Correspondence name and address
CONLEY ROSE P.C/JAYNE O. KAPUR
P.O.BOX 3267
HOUSTON, TX 77253
Assignment: 10
Reel/Frame:035083/0201   Pages: 6
Recorded: 03/04/2015
Attorney Dkt #:1814-62602
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SRESHTA, HAROLD A.
Exec Dt:
08/16/2011
2
SUE, JIINJEN ALBERT
Exec Dt:
08/16/2011
3
BUTUC, STEFAN M.
Exec Dt:
08/17/2011
4
MARSHALL, JAN EDGAR
Exec Dt:
08/16/2011
Assignee
1
NATIONAL OILWELL VARCO, L.P.
7909 PARKWOOD CIRCLE DRIVE
HOUSTON, TEXAS 77036
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9309767
US20130149182
13817032
Correspondence name and address
THADDEUS J. FALESKI
1001 MCKINNEY, SUITE 1800
HOUSTON, TX 77002
Assignment: 11
Reel/Frame:027048/0260   Pages: 3
Recorded: 10/12/2011
Attorney Dkt #:1814-67900
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SRESHTA, HAROLD A.
Exec Dt:
10/12/2011
Assignee
1
NATIONAL OILWELL DHT, L.P.
7909 PARKWOOD CIRCLE DRIVE
HOUSTON, TEXAS 77036
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9364936
US20130092450
13271415
Correspondence name and address
CONLEY ROSE P.C/JAYNE O. KAPUR
P.O.BOX 3267
HOUSTON, TX 77253
Assignment: 12
Reel/Frame:027684/0065   Pages: 11
Recorded: 02/10/2012
Attorney Dkt #:60.3196
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SETLUR, DEEPTHI RAJ
Exec Dt:
12/09/2011
2
HUGHES, MICHAEL D.
Exec Dt:
01/04/2012
3
FRANCIS, MARK JONATHAN
Exec Dt:
12/09/2011
4
SRESHTA, HAROLD A.
Exec Dt:
12/08/2011
5
ZHAN, GUODONG
Exec Dt:
12/05/2011
6
GILLEYLEN, RUSSELL C.
Exec Dt:
01/27/2012
7
SUE, JIINJEN ALBERT
Exec Dt:
12/08/2011
Assignee
1
NATIONAL OILWELL DHT, L.P.
7909 PARKWOOD CIRCLE DRIVE
HOUSTON, TEXAS 77036
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8919463
US20120097457
13279553
Correspondence name and address
THE JL SALAZAR LAW FIRM
1934 W. GRAY
HOUSTON, TX 77019-4828
Assignment: 13
Reel/Frame:034265/0809   Pages: 11
Recorded: 11/25/2014
Attorney Dkt #:60.3196-1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SETLUR, DEEPTHI RAJ
Exec Dt:
12/09/2011
2
HUGHES, MICHAEL D.
Exec Dt:
01/04/2012
3
FRANCIS, MARK JONATHAN
Exec Dt:
12/09/2011
4
SRESHTA, HAROLD A.
Exec Dt:
12/08/2011
5
ZHAN, GUODONG
Exec Dt:
12/05/2011
6
GILLEYLEN, RUSSELL C.
Exec Dt:
01/27/2012
7
SUE, JIINJEN ALBERT
Exec Dt:
12/08/2011
Assignee
1
NATIONAL OILWELL DHT, L.P.
7909 PARKWOOD CIRCLE DRIVE
HOUSTON, TEXAS 77036
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10570667
US20150075877
14553849
Correspondence name and address
THE JL SALAZAR LAW FIRM, PLLC
1934 W. GRAY STREET, SUITE 401
HOUSTON, TX 77019
Assignment: 14
Reel/Frame:031275/0434   Pages: 6
Recorded: 09/25/2013
Attorney Dkt #:1814-71001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WRIGHT, CHARLES LEONARD, II
Exec Dt:
01/21/2013
2
SRESHTA, HAROLD A.
Exec Dt:
01/21/2013
3
SUE, JIINJEN ALBERT
Exec Dt:
01/21/2013
Assignee
1
NATIONAL OILWELL DHT, L.P.
500 CONROE PARK WEST DRIVE
HOUSTON, TEXAS 77303
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150233188
14427978
Correspondence name and address
THADDEUS J. FALESKI
1001 MCKINNEY, SUITE 1800
HOUSTON, TX 77002
Assignment: 15
Reel/Frame:035159/0936   Pages: 5
Recorded: 03/13/2015
Attorney Dkt #:1814-71003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WRIGHT, CHARLES LEONARD, II
Exec Dt:
01/21/2013
2
SRESHTA, HAROLD A.
Exec Dt:
01/21/2013
3
SUE, JIINJEN ALBERT
Exec Dt:
01/21/2013
Assignee
1
NATIONAL OILWELL DHT, L.P.
500 CONROE PARK WEST DRIVE
CONROE, TEXAS 77303
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150233188
14427978
Correspondence name and address
THADDEUS J. FALESKI
1001 MCKINNEY, SUITE 1800
HOUSTON, TX 77002
Assignment: 16
Reel/Frame:031538/0585   Pages: 7
Recorded: 11/04/2013
Attorney Dkt #:1814-75800
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WANG, YING
Exec Dt:
11/04/2013
2
ARCENEAUX, WESLEY CRAIG, SR.
Exec Dt:
11/04/2013
3
SUE, JIINJEN ALBERT
Exec Dt:
11/04/2013
4
SRESHTA, HAROLD A.
Exec Dt:
11/04/2013
Assignee
1
NATIONAL OILWELL DHT, L.P.
500 CONROE PARK WEST DRIVE
CONROE, TEXAS 77303
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9604345
US20150122552
14070003
Correspondence name and address
THADDEUS J. FALESKI
1001 MCKINNEY, SUITE 1800
HOUSTON, TX 77002
Assignment: 17
Reel/Frame:032004/0411   Pages: 4
Recorded: 01/20/2014
Attorney Dkt #:1814-75900
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GARNER, MICHAEL
Exec Dt:
01/20/2014
2
SRESHTA, HAROLD A.
Exec Dt:
01/20/2014
Assignee
1
NATIONAL OILWELL DHT, L.P.
500 CONROE PARK WEST DRIVE
CONROE, TEXAS 77303
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9631435
US20150159440
14101795
Correspondence name and address
THADDEUS J. FALESKI
1001 MCKINNEY, SUITE 1800
HOUSTON, TX 77002

Search Results as of: 05/27/2024 01:51 PM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT