EP0112608 - Method for improving the ductility of autogenous welds in unstabilized, ferritic stainless steel coils [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 16.02.1990 Database last updated on 31.08.2024 | Most recent event Tooltip | 04.09.1990 | Lapse of the patent in a contracting state New state(s): GB | published on 24.10.1990 [1990/43] | Applicant(s) | For all designated states ALLEGHENY LUDLUM STEEL CORPORATION Oliver Building 2000 Oliver Plaza Pittsburgh Pennsylvania 15222 / US | [N/P] |
Former [1984/27] | For all designated states ALLEGHENY LUDLUM STEEL CORPORATION Oliver Building 2000 Oliver Plaza Pittsburgh Pennsylvania 15222 / US | Inventor(s) | 01 /
Beigay, Jack Marshall 596, Sterling Drive Freeport Pennsylvania 16229 / US | 02 /
Lovejoy, Paul Theodore 173, Greenview Drive Verona Pennsylvania 15147 / US | [1984/27] | Representative(s) | Singleton, Jeffrey, et al Eric Potter Clarkson, Park View House, 58 The Ropewalk Nottingham NG1 5DD / GB | [N/P] |
Former [1984/27] | Singleton, Jeffrey, et al Eric Potter Clarkson St. Mary's Court St. Mary's Gate Nottingham NG1 1LE / GB | Application number, filing date | 83305064.4 | 01.09.1983 | [1984/27] | Priority number, date | US19820448868 | 10.12.1982 Original published format: US 448868 | [1984/27] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0112608 | Date: | 04.07.1984 | Language: | EN | [1984/27] | Type: | B1 Patent specification | No.: | EP0112608 | Date: | 05.04.1989 | Language: | EN | [1989/14] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 02.05.1984 | Classification | IPC: | C21D9/50, C21D6/00 | [1984/27] | CPC: |
C21D9/50 (EP,US)
| Designated contracting states | DE, FR, GB, IT, SE [1984/27] | Title | German: | Verfahren zur Verbesserung der Duktilität von autogenen Schweissverbindungen in Bunden aus nichtstabilisiertem rostfreiem Stahl | [1984/27] | English: | Method for improving the ductility of autogenous welds in unstabilized, ferritic stainless steel coils | [1984/27] | French: | Procédé pour améliorer la ductilité de soudures autogènes dans des bobines d'acier inoxydable ferritique non-stabilisé | [1984/27] | Examination procedure | 15.10.1984 | Examination requested [1984/52] | 19.08.1985 | Despatch of a communication from the examining division (Time limit: M04) | 21.12.1985 | Reply to a communication from the examining division | 25.04.1986 | Despatch of a communication from the examining division (Time limit: M04) | 16.08.1986 | Reply to a communication from the examining division | 12.10.1987 | Despatch of a communication from the examining division (Time limit: M04) | 17.11.1987 | Reply to a communication from the examining division | 24.06.1988 | Despatch of communication of intention to grant (Approval: Yes) | 10.10.1988 | Communication of intention to grant the patent | 01.12.1988 | Fee for grant paid | 01.12.1988 | Fee for publishing/printing paid | Opposition(s) | 06.01.1990 | No opposition filed within time limit [1990/14] | Fees paid | Renewal fee | 18.09.1985 | Renewal fee patent year 03 | 13.11.1986 | Renewal fee patent year 04 | 17.12.1987 | Renewal fee patent year 05 | 21.09.1988 | Renewal fee patent year 06 | Penalty fee | Additional fee for renewal fee | 31.10.1986 | 04   M06   Fee paid on   13.11.1986 | 30.09.1987 | 05   M06   Fee paid on   17.12.1987 |
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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 | GB | 01.09.1989 | SE | 02.09.1989 | [1990/43] |
Former [1990/24] | SE | 02.09.1989 | Documents cited: | Search | [A]US4007351 (ANNERHED KARL BERTIL VERNER, et al); | [A]US3767388 (ASAKURA S, et al) | [X] - IRON AND STEEL ENGINEER, vol. 40, no. 8, August 1963, pages 164-166, Pittsburgh, PA., US |