EP0448845 - Measure while drilling system [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 11.11.1995 Database last updated on 22.05.2024 | Most recent event Tooltip | 26.04.2002 | Lapse of the patent in a contracting state | published on 12.06.2002 [2002/24] | Applicant(s) | For:DE
ES
FR
GB
IT
NL
Schlumberger Canada Limited 24th Floor, Monenco Place 801 6th Avenue S.W. Calgary, Alberta / CA | [N/P] |
Former [1992/50] | For:DE
ES
FR
GB
IT
NL
Schlumberger Canada Limited 24th Floor, Monenco Place, 801 6th Avenue S.W. Calgary, Alberta / CA | ||
Former [1991/40] | For:DE
ES
GB
IT
NL
Anadrill International SA 8 Calle Aquilino de la Guardia Panama City / PA | ||
For:FR
SOCIETE DE PROSPECTION ELECTRIQUE SCHLUMBERGER 42, rue Saint-Dominique F-75007 Paris / FR | Inventor(s) | 01 /
Goodsman, William Gordon 5331 Grove Hill Rd. SW Calgary, Alberta T3E467 / CA | [1991/40] | Representative(s) | Hyden, Martin Douglas Rouse Patents 1st Floor 228-240 Banbury Road Oxford Oxfordshire OX2 7BY / GB | [N/P] |
Former [1992/50] | Hyden, Martin Douglas c/o Schlumberger Cambridge Research Limited PO Box 153 Cambridge CB3 OHG / GB | ||
Former [1991/40] | Dupont, Henri c/o Schlumberger Cambridge Research Limited Post Box 153 Cambridge CB3 0HG / GB | Application number, filing date | 90200723.6 | 27.03.1990 | [1991/40] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0448845 | Date: | 02.10.1991 | Language: | EN | [1991/40] | Type: | B1 Patent specification | No.: | EP0448845 | Date: | 11.01.1995 | Language: | EN | [1995/02] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 29.11.1990 | Classification | IPC: | E21B47/12, F16F9/20, F16K47/00 | [1991/40] | CPC: |
F16F9/20 (EP,US);
E21B47/18 (EP,US);
F16K47/00 (EP,US)
| Designated contracting states | DE, ES, FR, GB, IT, NL [1991/40] | Title | German: | System für Bohrlochmessungen während des Bohrens | [1991/40] | English: | Measure while drilling system | [1991/40] | French: | Système pour diagraphie pendant le forage | [1991/40] | Examination procedure | 01.04.1992 | Examination requested [1992/22] | 16.11.1992 | Despatch of a communication from the examining division (Time limit: M04) | 13.03.1993 | Reply to a communication from the examining division | 27.07.1993 | Despatch of a communication from the examining division (Time limit: M04) | 27.11.1993 | Reply to a communication from the examining division | 14.03.1994 | Despatch of communication of intention to grant (Approval: No) | 27.06.1994 | Despatch of communication of intention to grant (Approval: later approval) | 06.07.1994 | Communication of intention to grant the patent | 21.09.1994 | Fee for grant paid | 21.09.1994 | Fee for publishing/printing paid | Opposition(s) | 12.10.1995 | No opposition filed within time limit [1996/01] | Fees paid | Renewal fee | 10.01.1992 | Renewal fee patent year 03 | 13.02.1993 | Renewal fee patent year 04 | 22.02.1994 | Renewal fee patent year 05 |
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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. | Lapses during opposition Tooltip | ES | 11.01.1995 | [2002/24] | Documents cited: | Search | [A]GB2157345 (DIES DOWNHOLE DRILLING INC); | [AD]US2787759 (ARPS JAN J); | [AD]CA978175 (MOBIL OIL CORP); | [A]EP0140788 (SCHLUMBERGER TECHNOLOGY CORP [US]); | [A]EP0309030 (ANADRILL INT SA [PA]) |