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

Total Assignments: 1
Patent #:
7720323
Issue Dt:
05/18/2010
Application #:
12239822
Filing Dt:
09/29/2008
Publication #:
20090038794
Pub Dt:
02/12/2009
Inventors:
TSUTOMU YAMATE, SOON SEONG CHEE, STEPHANE VANNUFFELEN, COLIN A. WILSON, JUEI IGARASHI et al
Title:
HIGH-TEMPERATURE DOWNHOLE DEVICES
Assignment: 1
Reel/Frame:
021700/0932Recorded: 10/20/2008Pages: 11
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
YAMATE, TSUTOMU
Exec Dt:
10/03/2008
CHEE, SOON SEONG
Exec Dt:
10/16/2008
VANNUFFELEN, STEPHANE
Exec Dt:
10/01/2008
WILSON, COLIN A.
Exec Dt:
10/01/2008
IGARASHI, JUEI
Exec Dt:
10/02/2008
OUAABA, KHALID
Exec Dt:
10/16/2008
NAITO, KOICHI
Exec Dt:
10/02/2008
Assignee:
SCHLUMBERGER TECHNOLOGY CORPORATION
200 GILLINGHAM LANE
MD 1
SUGAR LAND, TEXAS 77478
Correspondent:
INTELLECTUAL PROPERTY LAW
SCHLUMBERGER K.K.
2-2-1 FUCHINOBE, SAGAMIHARA-SHI
KANAGAWA-KEN 229-0006 JAPAN

Search Results as of: 06/16/2025 10:59 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