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 : YOO, KWANG
Total Assignments: 8
Assignment: 1
Reel/Frame:008522/0489   Pages: 5
Recorded: 04/21/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BIRCHAK, JAMES ROBERT
Exec Dt:
04/17/1997
2
GARDNER, CLARENCE GERALD
Exec Dt:
04/17/1997
3
YOO, KWANG
Exec Dt:
04/17/1997
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
500 N. AKARD
3600 LINCOLN PLAZA
DALLAS, TEXAS 75201
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5924499
NONE
08837582
Correspondence name and address
CONLEY, ROSE & TAYON, P.C.
MARCELLA D. WATKINS
P.O. BOX 3267
HOUSTON, TX 77253-3267
Assignment: 2
Reel/Frame:008623/0113   Pages: 6
Recorded: 07/14/1997
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT ASSIGNEE'S ADDRESS PREVIOUSLY RECORDED ON REEL 8522, FRAME 0489.
Assignors
1
BIRCHAK, JAMES ROBERT
Exec Dt:
04/17/1997
2
GARDNER, CLARENCE GERALD
Exec Dt:
04/17/1997
3
YOO, KWANG
Exec Dt:
04/17/1997
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
2500 HALLIBURTON CENTER, 5151 SAN FELIPE
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5924499
NONE
08837582
Correspondence name and address
CONLEY, ROSE & TAYON, P.C.
MARCELLA D. WATKINS
P.O. BOX 3267
HOUSTON, TEXAS 77253-3267
Assignment: 3
Reel/Frame:011716/0211   Pages: 4
Recorded: 04/17/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLOOM, DUANE
Exec Dt:
01/26/2001
2
ESTEP, JAMES W
Exec Dt:
01/30/2001
3
KRUEGER V, RUDOLPH ERNST
Exec Dt:
01/26/2001
4
MOORE, NORMAN BRUCE
Exec Dt:
01/26/2001
5
YOO, KWANG
Exec Dt:
01/30/2001
Assignee
1
WESTERN WELL TOOL, INC
1150 TUSTIN AVENUE
ANAHEIM, CALIFORNIA 92807
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6367366
NONE
09599071
Correspondence name and address
KNOBBE, MARTENS, OLSON & BEAR LLP
SANJIVPAL S. GILL
SIXTEENTH FLOOR
620 NEWPORT CENTER DRIVE
NEWPORT BEACH, CA 92660
Assignment: 4
Reel/Frame:016743/0160   Pages: 16
Recorded: 06/27/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BIRCHAK, JAMES R.
Exec Dt:
02/02/2005
2
ESTEP, JAMES W.
Exec Dt:
04/28/2005
3
TRAINOR, WILLIAM
Exec Dt:
05/06/2005
4
HAN, WEI
Exec Dt:
06/17/2005
5
RITTER, WES
Exec Dt:
03/07/2005
6
YOO, KWANG
Exec Dt:
02/15/2005
7
LEHMAN, LYLE V.
Exec Dt:
02/18/2005
8
VENDITTO, JAMES J.
Exec Dt:
03/22/2005
9
SMITH, JR., HARRY D.
Exec Dt:
02/11/2005
10
VAN BATENBURG, DIEDERIK
Exec Dt:
01/24/2005
11
MESE, ALI
Exec Dt:
01/17/2005
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070256828
10953237
Correspondence name and address
JOHN W. WUSTENBERG
HALLIBURTON ENERGY SERVICES
2600 SOUTH SECOND STREET
DUNCAN, OK 73536-0440
Assignment: 5
Reel/Frame:017192/0547   Pages: 10
Recorded: 11/07/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MISE, ALI I.
Exec Dt:
06/10/2005
2
BATENBURG, DIEDERIK VAN
Exec Dt:
09/19/2005
3
BIRCHAK, JAMES R.
Exec Dt:
06/09/2005
4
RITTER, THOMAS
Exec Dt:
05/11/2005
5
TRAINOR, WILLIAM
Exec Dt:
07/15/2005
6
YOO, KWANG
Exec Dt:
04/27/2005
7
KUSMER, DANIEL
Exec Dt:
04/27/2005
8
HAN, WEI
Exec Dt:
06/17/2005
9
PROETT, MARK A.
Exec Dt:
04/28/2005
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7216738
US20060181960
11059215
Correspondence name and address
JOHN W. WUSTENBERG
HALLIBURTON ENERGY SERVICES
2600 SOUTH 2ND
DUNCAN, OK 73536
Assignment: 6
Reel/Frame:017192/0595   Pages: 11
Recorded: 11/07/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PROETT, MARK A.
Exec Dt:
04/28/2005
2
HAN, WEI
Exec Dt:
06/17/2005
3
KUSMER, DANIEL
Exec Dt:
06/09/2005
4
YOO, KWANG
Exec Dt:
07/15/2005
5
TRAINOR, WILLIAM
Exec Dt:
07/15/2005
6
RITTER, THOMAS
Exec Dt:
06/13/2005
7
BIRCHAK, JAMES R.
Exec Dt:
06/09/2005
8
BATENBERG, DIEDERIK VAN
Exec Dt:
09/19/2005
9
MESE, ALI
Exec Dt:
06/10/2005
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7213681
US20060180386
11059214
Correspondence name and address
JOHN W. WUSTENBERG
HALLIBURTON ENERGY SERVICES
2600 SOUTH 2ND
DUNCAN, OK 73536
Assignment: 7
Reel/Frame:017728/0418   Pages: 16
Recorded: 03/27/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAN, WEI
Exec Dt:
10/14/2005
2
BIRCHAK, ROBERT
Exec Dt:
10/11/2005
3
RITTER, TOM
Exec Dt:
10/12/2005
4
KUSMER, DAN
Exec Dt:
10/13/2005
5
VAN BATENBURG, DIEDERIK
Exec Dt:
11/09/2005
6
YOO, KWANG
Exec Dt:
01/25/2006
7
TRAINOR, WILLIAM
Exec Dt:
03/18/2006
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7591343
US20070045038
11213653
Correspondence name and address
JOHN W. WUSTENBERG
HALLIBURTON ENERGY SERVICES, INC.
2600 SOUTH 2ND
DUNCAN, OK 73533
Assignment: 8
Reel/Frame:017729/0493   Pages: 10
Recorded: 03/28/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAN, WEI
Exec Dt:
10/14/2005
2
BIRCHAK, ROBERT
Exec Dt:
10/11/2005
3
RITTER, TOM
Exec Dt:
10/12/2005
4
KUSMER, DAN
Exec Dt:
10/13/2005
5
VAN BATENBURG, DIEDERIK
Exec Dt:
11/09/2005
6
YOO, KWANG
Exec Dt:
01/25/2006
7
TRAINOR, WILIAM
Exec Dt:
03/18/2006
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070064539
11213484
Correspondence name and address
JOHN W. WUSTENBERG
HALLIBURTON ENERGY SERVICES, INC.
2600 SOUTH 2ND
DUNCAN, OK 73533

Search Results as of: 05/26/2024 12:42 AM
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