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EP1191737
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EP About this file: EP1191737
| EP1191737 - Data encryption apparatus [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 01.07.2005 Database last updated on 09.09.2024 | Most recent event Tooltip | 12.09.2008 | Change - representative | published on 15.10.2008 [2008/42] | Applicant(s) | For all designated states Amphion Semiconductor Limited 50 Malone Road Belfast BT9 5BS / GB | [2002/13] | Inventor(s) | 01 /
McLoone, Maire Patricia Cornagrilla, Glenties, County Donegal / IE | 02 /
McCanny, John Vincent 12 Beverly Drive, Newtownards County Down, Nothern Ireland / GB | [2002/13] | Representative(s) | O'Connell, Maura, et al FRKelly 4 Mount Charles Belfast, Northern Ireland BT7 1NZ / GB | [N/P] |
| Former [2008/42] | O'Connell, Maura, et al F. R. Kelly & Co., 4 Mount Charles Belfast BT7 1NZ / GB | ||
| Former [2002/13] | O'Connell, Maura, Dr., et al F. R. Kelly & Co., 9, University Street Belfast, BT7 1FY / GB | Application number, filing date | 01122188.4 | 17.09.2001 | [2002/13] | Priority number, date | GB20000023409 | 22.09.2000 Original published format: GB 0023409 | [2002/13] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP1191737 | Date: | 27.03.2002 | Language: | EN | [2002/13] | Type: | A3 Search report | No.: | EP1191737 | Date: | 17.09.2003 | [2003/38] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 04.08.2003 | Classification | IPC: | H04L9/06 | [2002/13] | CPC: |
H04L9/0625 (EP,US);
H04L2209/125 (EP,US);
H04L2209/24 (EP,US)
| Designated contracting states | AT, BE, CH, CY, DE, DK, ES, FI, FR, GB, GR, IE, IT, LI, LU, MC, NL, PT, SE, TR [2002/13] | Title | German: | Vorrichtung zur Verschlüsselung von Daten | [2002/13] | English: | Data encryption apparatus | [2002/13] | French: | Dispositif de chiffrage de données | [2002/13] | Examination procedure | 17.03.2004 | Examination requested [2004/21] | 22.09.2004 | Despatch of a communication from the examining division (Time limit: M04) | 04.02.2005 | Application deemed to be withdrawn, date of legal effect [2005/33] | 11.03.2005 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time [2005/33] | Fees paid | Renewal fee | 30.09.2003 | Renewal fee patent year 03 | Penalty fee | Additional fee for renewal fee | 30.09.2004 | 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 | [X]US5329623 (SMITH JONATHAN M [US], et al) [X] 1,6-9 * column 3, line 51 - column 5, line 28 *; | [X]EP0896451 (NEC CORP [JP]) [X] 1,5-9 * abstract * * page 5, line 10 - page 7, line 47 * * page 9, line 24 - page 10, line 16 * * page 11, line 16 - line 43 * * page 11, line 51 - page 12, line 1 * * figures 1,5,7,10 *; | [XA] - BROSCIUS A G ET AL, EXPLOITING PARALLELISM IN HARDWARE IMPLEMENTATION OF THE DES, ADVANCES IN CRYPTOLOGY. SANTA BARBARA, AUG. 11 - 15, 1991, PROCEEDINGS OF THE CONFERENCE ON THEORY AND APPLICATIONS OF CRYPTOGRAPHIC TECHNIQUES (CRYPTO), BERLIN, SPRINGER, DE, PAGE(S) 367-376, XP000269040 [X] 1,6,7 * abstract * * page 367, line 9 - page 368, line 7 * * page 369, line 22 - line 32 * * page 372, line 10 - page 374, line 21 * * figure 8 * [A] 2-4 | [A] - YEONG-KANG LAI ET AL, A novel VLSI architecture for a variable-length key, 64-bit Blowfish block cipher, SIGNAL PROCESSING SYSTEMS, 1999. SIPS 99. 1999 IEEE WORKSHOP ON TAIPEI, TAIWAN 20-22 OCT. 1999, PISCATAWAY, NJ, USA,IEEE, US, PAGE(S) 568-577, ISBN 0-7803-5650-0, XP010370882 [A] 1,7 * abstract * * page 569, line 17 - page 573, line 20 * * figures 3-6 * DOI: http://dx.doi.org/10.1109/SIPS.1999.822363 |