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EP0127126
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EP About this file: EP0127126
| EP0127126 - Sub for connection in a drill string [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 25.02.1992 Database last updated on 03.04.2025 | Most recent event Tooltip | 07.07.2007 | Change - inventor | published on 08.08.2007 [2007/32] | Applicant(s) | For all designated states Dailey Petroleum Services Corp. 125 McCarty Drive Houston, TX 77220-5250 / US | [N/P] |
| Former [1984/49] | For all designated states DAILEY PETROLEUM SERVICES CORP. 125 McCarty Drive Houston, TX 77220-5250 / US | Inventor(s) | 01 /
Anders, Edward O. 11822 Thoreau Montgomery Texas 77356 / US | [1984/49] | Representative(s) | Jack, Bruce J., et al Forrester & Boehmert Pettenkoferstrasse 20-22 80336 München / DE | [N/P] |
| Former [1984/49] | Jack, Bruce James, et al FORRESTER & BOEHMERT Franz-Joseph-Strasse 38 D-80801 München / DE | Application number, filing date | 84105892.8 | 23.05.1984 | [1984/49] | Priority number, date | US19830498744 | 27.05.1983 Original published format: US 498744 | [1984/49] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0127126 | Date: | 05.12.1984 | Language: | EN | [1984/49] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 04.10.1984 | Classification | IPC: | E21B7/06, E21B17/07 | [1984/49] | CPC: |
E21B7/04 (EP,US);
E21B17/06 (EP,US);
E21B17/073 (EP,US);
E21B17/1064 (EP,US);
E21B7/06 (EP,US);
E21B7/10 (EP,US)
| Designated contracting states | AT, BE, CH, DE, FR, GB, IT, LI, LU, NL, SE [1984/49] | Title | German: | Verbindungsstück für Bohrgestänge | [1984/49] | English: | Sub for connection in a drill string | [1984/49] | French: | Raccord spécial pour tiges de forage | [1984/49] | Examination procedure | 02.05.1985 | Examination requested [1985/30] | 07.05.1986 | Despatch of a communication from the examining division (Time limit: M04) | 25.08.1986 | Reply to a communication from the examining division | 21.11.1986 | Despatch of a communication from the examining division (Time limit: M04) | 16.03.1987 | Reply to a communication from the examining division | 01.03.1989 | Despatch of communication that the application is refused, reason: substantive examination {1} | 07.06.1991 | Despatch of a communication from the examining division (Time limit: M04) | 18.10.1991 | Application deemed to be withdrawn, date of legal effect [1992/16] | 15.11.1991 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time [1992/16] | Appeal following examination | 10.04.1989 | Appeal received No. T0397/89 | 02.05.1989 | Statement of grounds filed | 08.03.1991 | Result of appeal procedure: continuation of examination procedure | Fees paid | Renewal fee | 20.05.1986 | Renewal fee patent year 03 | 14.05.1987 | Renewal fee patent year 04 | 17.05.1988 | Renewal fee patent year 05 | 16.05.1989 | Renewal fee patent year 06 | 16.05.1990 | Renewal fee patent year 07 | Penalty fee | Additional fee for renewal fee | 31.05.1991 | 08 M06 Not yet paid |
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| Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court. | Documents cited: | Search | [A]US2919900 (SEGELHORST AUGUST V); | [A]US3098667 (GREENWOOD EUGENE C) | [A] - THE OIL AND GAS JOURNAL, vol. 77, no. 3, January 1979, pages 106-108, Tulsa, US; K. MILLHEIM: "Controlling hole direction in very soft formations" | [A] - THE OIL & GAS JOURNAL, vol. 79, no. 7, February 1 981 pages 91-94,99, Tulsa, US; D.R. HOLBERT: "Spe cial practices allow high-angle drilling" |