(19)
(11) EP 2 678 513 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:
21.10.2020 Bulletin 2020/43

(45) Mention of the grant of the patent:
12.08.2020 Bulletin 2020/33

(21) Application number: 11859453.0

(22) Date of filing: 24.02.2011
(51) International Patent Classification (IPC): 
E21B 7/28(2006.01)
(86) International application number:
PCT/US2011/025982
(87) International publication number:
WO 2012/115644 (30.08.2012 Gazette 2012/35)

(54)

ADJUSTABLE BODY SUPPORTED CUTTER ARMS FOR UNDERREAMER

DURCH EINEN EINSTELLBAREN KÖRPER GESTÜTZTE SCHNEIDEARME FÜR EINEN BOHRMEISSEL

BRAS COUPEURS POUR ÉLARGISSEUR RÉGLABLES ET SUPPORTÉS SUR CORPS

(84) Designated Contracting States:
AL 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 RS SE SI SK SM TR

(43) Date of publication of application:
01.01.2014 Bulletin 2014/01

(73) Proprietor: Tiger 19 Partners, Ltd.
Houston, TX 77280 (US)

(72) Inventor:
  • RIVES, Allen, Kent
    Cypress TX 77429 (US)

(74) Representative: Murgitroyd & Company 
Murgitroyd House 165-169 Scotland Street
Glasgow G5 8PL
Glasgow G5 8PL (GB)


(56) References cited: : 
US-A- 3 749 187
US-A- 4 282 941
US-A- 4 614 242
US-B1- 6 427 788
US-B2- 7 584 811
 US-A- 3 749 187
US-A- 4 614 242
US-A1- 2008 128 175
US-B2- 7 584 811
US-B2- 7 891 441
   
       
    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).