(19)
(11) EP 3 181 805 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
16.01.2019 Bulletin 2019/03

(45) Mention of the grant of the patent:
21.11.2018 Bulletin 2018/47

(21) Application number: 16188952.2

(22) Date of filing: 05.08.2009
(51) International Patent Classification (IPC): 
E21B 43/1185(2006.01)
 F42D 1/055(2006.01)

(54)

APPARATUS AND METHODS FOR CONTROLLING AND COMMUNICATING WITH DOWNHOLE DEVICES

VORRICHTUNG UND VERFAHREN ZUR STEUERUNG VON UND ZUR KOMMUNIKATION MIT UNTERTAGEVORRICHTUNGEN

APPAREIL ET PROCÉDÉS POUR COMMANDER ET COMMUNIQUER AVEC DES DISPOSITIFS DE FOND DE TROU

(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR

(30) Priority: 05.08.2008 US 221611

(43) Date of publication of application:
21.06.2017 Bulletin 2017/25

(62) Application number of the earlier application in accordance with Art. 76 EPC:
10075578.4 / 2270311
09741043.5 / 2229503

(73) Proprietor: Hunting Titan, Inc.
Pampa, TX 79065 (US)

(72) Inventors:
  • LERCHE, Nolan C.
    Dime Box, TX 77853 (US)
  • BROOKS, James E.
    Manvel, TX 77578 (US)

(74) Representative: McCallum, Graeme David 
N.J. Akers & Co. 63 Lemon Street
Truro TR1 2PN
Truro TR1 2PN (GB)


(56) References cited: : 
WO-A2-2008/100362
US-A1- 2002 062 991
US-A1- 2005 045 331
 US-A- 4 208 966
US-A1- 2004 108 114
   
       
    Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).