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 Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Reel/Frame:021548/0101   Pages: 11
Recorded: 09/15/2008
Conveyance: CORRECTIVE ASSIGNMENT TO ADD A MISSING ASSIGNOR'S NAME, PREVIOUSLY RECORDED AT REEL 021431 FRAME 0626.
Total properties: 1
1
Patent #:
7621329
Issue Dt:
11/24/2009
Application #:
12151504
Filing Dt:
05/07/2008
Publication #:
US20090277638
Pub Dt:
11/12/2009
Title:
METHODS OF PUMPING FLUIDS HAVING DIFFERENT CONCENTRATIONS OF PARTICULATE AT DIFFERENT AVERAGE BULK FLUID VELOCITIES TO REDUCE PUMP WEAR AND MAINTENANCE IN THE FORMING AND DELIVERING OF A TREATMENT FLUID INTO A WELLBORE
Assignors
1
CASE, LEONARD
Exec Dt:
08/05/2008
2
SEGURA, MICHAEL
Exec Dt:
07/30/2008
3
WALTERS, HAROLD
Exec Dt:
07/30/2008
4
BRYANT, JASON
Exec Dt:
07/30/2008
5
HORINEK, HERBERT
Exec Dt:
08/05/2008
6
THOMPSON, JONN
Exec Dt:
07/14/2008
7
PARKEY, VON
Exec Dt:
07/24/2008
8
BURNS, SHAUN
Exec Dt:
06/27/2008
9
SLABAUGH, BILLY
Exec Dt:
06/18/2008
Assignee
1
KENT, ROBERT A.
10200 BELLAIRE BLVD.
HALLIBURTON ENERGY SERVICES, INC.
HOUSTON, TEXAS 77072
Correspondence name and address
ROBERT A. KENT
HALLIBURTON ENERGY SERVICES, INC.
2600 S. 2ND STREET
DUNCAN, OK 73536-0440

Search Results as of: 05/31/2024 05:29 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