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EP0570319
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EP About this file: EP0570319
| EP0570319 - Asynchronous full-duplex communication using two half-duplex channels with software handshaking [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 07.02.1997 Database last updated on 02.11.2024 | Most recent event Tooltip | 07.02.1997 | Application deemed to be withdrawn | published on 26.03.1997 [1997/13] | Applicant(s) | For all designated states International Business Machines Corporation New Orchard Road Armonk, NY 10504 / US | [N/P] |
| Former [1993/46] | For all designated states International Business Machines Corporation Old Orchard Road Armonk, N.Y. 10504 / US | Inventor(s) | 01 /
Harmuth, John Frederick RD2, Box 551, Pleasant Valley New York 12569 / US | 02 /
Kapogiannis, Chris Theodore 51 Durocher Terrace Poughkeepie, New York 12603 / US | [1993/46] | Representative(s) | de Pena, Alain Compagnie IBM France Département de la Propriété Intellectuelle 06610 La Gaude / FR | [N/P] |
| Former [1993/46] | de Pena, Alain Compagnie IBM France Département de Propriété Intellectuelle F-06610 La Gaude / FR | Application number, filing date | 93480028.5 | 23.03.1993 | [1993/46] | Priority number, date | US19920881593 | 12.05.1992 Original published format: US 881593 | [1993/46] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0570319 | Date: | 18.11.1993 | Language: | EN | [1993/46] | Type: | A3 Search report | No.: | EP0570319 | Date: | 17.05.1995 | Language: | EN | [1995/20] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 04.04.1995 | Classification | IPC: | G06F15/16 | [1993/46] | CPC: |
G06F15/17 (EP,US);
H04L9/40 (US);
H04L12/40143 (EP);
H04L69/14 (EP);
H04L69/26 (EP);
H04L67/12 (EP)
| Designated contracting states | DE, FR, GB [1993/46] | Title | German: | Asynchrone Vollduplexkommunikation unter Verwendung von halbduplexkanälen mit Softwarequittierbetrieb | [1993/46] | English: | Asynchronous full-duplex communication using two half-duplex channels with software handshaking | [1993/46] | French: | Communication complètement bi-directionnelle asynchrone utilisant deux canaux bidirectionnels à l'alternat avec établissements | [1993/46] | Examination procedure | 24.03.1994 | Examination requested [1994/21] | 01.10.1996 | Application deemed to be withdrawn, date of legal effect [1997/13] | 29.10.1996 | Despatch of communication that the application is deemed to be withdrawn, reason: renewal fee not paid in time [1997/13] | Fees paid | Renewal fee | 23.03.1995 | Renewal fee patent year 03 | Penalty fee | Additional fee for renewal fee | 31.03.1996 | 04 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]US4390969 (HAYES ALAN B) [A] 1* column W *; | [A]EP0275135 (HEWLETT PACKARD CO [US]) [A] 1 * column 1, line 1 - column 8, line 14 *; | [A]EP0304540 (DIGITAL EQUIPMENT CORP [US]) [A] 1 * abstract *; | [A]EP0386935 (CANON KK [JP]) [A] 1 * the whole document * |