EP0201621 - Electromagnetic instruments and survey procedures for imaging structure in coal seams [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 09.04.1992 Database last updated on 12.07.2024 | Most recent event Tooltip | 17.02.2006 | Change - lapse in a contracting state Updated state(s): FR | published on 05.04.2006 [2006/14] | Applicant(s) | For all designated states STOLAR, INC. 1030 Clayton Road Raton New Mexico 87740 / US | [N/P] |
Former [1986/47] | For all designated states STOLAR, INC. 1030 Clayton Road Raton New Mexico 87740 / US | Inventor(s) | 01 /
Stolarczyk, Larry G. 612 South 7th Street Raton New Mexico 87740 / US | [1986/47] | Representative(s) | Blumbach, Paul Günther, et al BLUMBACH WESER BERGEN KRAMER ZWIRNER HOFFMANN Patentanwälte Sonnenberger Strasse 100 D-65193 Wiesbaden / DE | [N/P] |
Former [1990/16] | Blumbach, Paul Günter, Dipl.-Ing., et al BLUMBACH WESER BERGEN KRAMER ZWIRNER HOFFMANN Patentanwälte Sonnenberger Strasse 100 D-65193 Wiesbaden / DE | ||
Former [1990/05] | Bernhardt, Klaus, Dipl.-Ing. Reinländer & Bernhardt Patentanwälte Orthstrasse 12 D-8000 München 60 / DE | ||
Former [1986/47] | Bernhardt, Klaus, Dipl.-Ing. Reinländer & Bernhardt Patentanwälte Orthstrasse 12 D-81245 München / DE | Application number, filing date | 85107005.2 | 05.06.1985 | [1986/47] | Priority number, date | US19850731741 | 06.05.1985 Original published format: US 731741 | [1986/47] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0201621 | Date: | 20.11.1986 | Language: | EN | [1986/47] | Type: | A3 Search report | No.: | EP0201621 | Date: | 07.10.1987 | Language: | EN | [1987/41] | Type: | B1 Patent specification | No.: | EP0201621 | Date: | 05.06.1991 | Language: | EN | [1991/23] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 20.08.1987 | Classification | IPC: | G01V3/30 | [1986/47] | CPC: |
G01V3/30 (EP,US);
G01N33/24 (EP,US)
| Designated contracting states | AT, BE, DE, FR, GB [1986/47] | Title | German: | Elektromagnetische Instrumente und Messverfahren zur Abbildung der Struktur in Kohlenschichten | [1986/47] | English: | Electromagnetic instruments and survey procedures for imaging structure in coal seams | [1986/47] | French: | Instruments électromagnétiques et procédé de mesure pour l'imagerie de la structure dans des couches de carbone | [1986/47] | File destroyed: | 20.04.2002 | Examination procedure | 05.06.1985 | Examination requested [1986/47] | 31.05.1989 | Despatch of a communication from the examining division (Time limit: M06) | 05.12.1989 | Reply to a communication from the examining division | 22.01.1990 | Despatch of a communication from the examining division (Time limit: M04) | 21.05.1990 | Reply to a communication from the examining division | 06.06.1990 | Despatch of a communication from the examining division (Time limit: M01) | 09.06.1990 | Reply to a communication from the examining division | 05.07.1990 | Despatch of communication of intention to grant (Approval: Yes) | 26.10.1990 | Communication of intention to grant the patent | 29.01.1991 | Fee for grant paid | 29.01.1991 | Fee for publishing/printing paid | Opposition(s) | 06.03.1992 | No opposition filed within time limit [1992/22] | Fees paid | Renewal fee | 23.06.1987 | Renewal fee patent year 03 | 24.06.1988 | Renewal fee patent year 04 | 23.06.1989 | Renewal fee patent year 05 | 04.07.1990 | Renewal fee patent year 06 | 22.12.1990 | Renewal fee patent year 07 | Penalty fee | Additional fee for renewal fee | 01.07.1990 | 06   M06   Fee paid on   04.07.1990 |
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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 | AT | 05.06.1991 | BE | 05.06.1991 | FR | 05.06.1991 | [2006/14] |
Former [1992/25] | AT | 05.06.1991 | |
BE | 05.06.1991 | ||
FR | 25.10.1991 | ||
Former [1992/18] | AT | 05.06.1991 | |
BE | 05.06.1991 | ||
Former [1992/15] | AT | 05.06.1991 | Documents cited: | Search | [A]DE2535259 (BLUM HELMUT DIPL PHYS); | [A]GB2091513 (CONOCO INC) | [A] - RADIO SCIENCE, vol. 11, no. 4, April 1976, pages 275-283, American Geophysical Union, Washington, US; R.N. GRUBB et al.: "Borehole measurements of conductivity and dielectric constant in the 300 kHz to 25 MHz frequency range" | [AD] - GEOPHYSICS, vol. 44, no. 10, October 1979, pages 1667-1676, Tulsa, US; R.J. LYTLE et al.: "Cross-borehole electromagnetic probing to locate high-contrast anomalies" | [AD] - RADIO SCIENCE, vol. 11, no. 4, April 1976, pages 253-261, The American Geophysical Union, Washington, US; A.G. EMSLIE et al.: "Propagation of low and medium frequency radio waves in a coal seam" |