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EP0321559
European procedure
Extract from the Register of European Patents
EP About this file: EP0321559
| EP0321559 - EXCLUSIVE-OR GATE CIRCUIT [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 23.11.1991 Database last updated on 03.09.2024 | Most recent event Tooltip | 23.11.1991 | No opposition filed within time limit | published on 15.01.1992 [1992/03] | Applicant(s) | For all designated states NCR CORPORATION World Headquarters Dayton, Ohio 45479 / US | [1989/26] | Inventor(s) | 01 /
SANWO, Ikuo, Jimmy 939 Lacebark Street San Marcos, CA 92069 / US | 02 /
SUTHAR, Mukesh, Bhogilal 982 Planetree Place Sunnyvale, CA 94086 / US | [1989/26] | Representative(s) | Robinson, Robert George International Intellectual Property Department, NCR Limited, 206 Marylebone Road London NW1 6LY / GB | [N/P] |
| Former [1989/26] | Robinson, Robert George International Patent Department NCR Limited 206 Marylebone Road London NW1 6LY / GB | Application number, filing date | 88906669.2 | 06.06.1988 | [1989/26] | WO1988US01887 | Priority number, date | US19870064625 | 22.06.1987 Original published format: US 64625 | [1989/26] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | WO8810536 | Date: | 29.12.1988 | Language: | EN | [1988/28] | Type: | A1 Application with search report | No.: | EP0321559 | Date: | 28.06.1989 | Language: | EN | The application published by WIPO in one of the EPO official languages on 29.12.1988 takes the place of the publication of the European patent application. | [1989/26] | Type: | B1 Patent specification | No.: | EP0321559 | Date: | 23.01.1991 | Language: | EN | [1991/04] | Search report(s) | International search report - published on: | EP | 29.12.1988 | Classification | IPC: | H03K19/21 | [1989/26] | CPC: |
H03K19/215 (EP,US)
| Designated contracting states | DE, FR, GB [1989/26] | Title | German: | EXKLUSIV- ODER-TORSCHALTUNG | [1989/26] | English: | EXCLUSIVE-OR GATE CIRCUIT | [1989/26] | French: | CIRCUIT DE PORTE OU-EXCLUSIF | [1989/26] | Entry into regional phase | 27.01.1989 | National basic fee paid | 27.01.1989 | Designation fee(s) paid | 07.06.1989 | Examination fee paid | Examination procedure | 07.06.1989 | Examination requested [1989/32] | 29.06.1990 | Despatch of communication of intention to grant (Approval: Yes) | 24.07.1990 | Communication of intention to grant the patent | 03.08.1990 | Fee for grant paid | 03.08.1990 | Fee for publishing/printing paid | Opposition(s) | 24.10.1991 | No opposition filed within time limit [1992/03] | Fees paid | Renewal fee | 29.05.1990 | Renewal fee patent year 03 |
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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. | Cited in | International search | [A]JP6169216 ; | EP0122946 [ ] (ITT IND GMBH DEUTSCHE [DE], et al); | EP0147159 [ ] (AMERICAN TELEPHONE & TELEGRAPH [US]) | [A] - IBM Technical Disclosure Bulletin, volume 24, no. 7A, December 1981, (New York, US), Y.K. Puri et al.: "Three-input exclusive or", pages 3114-3115 | [A] - Patent Abstracts of Japan, volume 10, no. 236 (E-428)(2292), 15 August 1986; & JP-A-6169216 (NEC CORP.) 9 April 1986, & JP6169216 A 19860409 | Examination | - IBM Technical Disclosure Bulletin, volume 24, no. 7A, December 1981, (New York, US), Y.K. Puri et al.: "Three-input exclusive or", pages 3114-3115 see figures; pages 3114-3115 |