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EP0190383
European procedure
Extract from the Register of European Patents
EP About this file: EP0190383
| EP0190383 - Recursive optical filter system [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 17.08.1991 Database last updated on 14.11.2024 | Most recent event Tooltip | 17.08.1991 | No opposition filed within time limit | published on 09.10.1991 [1991/41] | Applicant(s) | For all designated states GRUMMAN AEROSPACE CORPORATION South Oyster Bay Road Bethpage, NY 11714 / US | [1986/33] | Inventor(s) | 01 /
Lindig, Charles E. 45 Crescent Beach Drive Huntington Bay, N.Y. / US | 02 /
Brandstetter, Robert W. 229 Loring Road Levittown, N.Y. / US | 03 /
Doucette, Adrian Robert 146 Washington Avenue Garden City, N.Y. / US | [1986/33] | Representative(s) | Blumbach Weser Bergen Kramer Zwirner Hoffmann Patentanwälte Radeckestrasse 43 81245 München / DE | [N/P] |
| Former [1986/33] | Blumbach Weser Bergen Kramer Zwirner Hoffmann Patentanwälte Radeckestrasse 43 D-81245 München / DE | Application number, filing date | 85101249.2 | 06.02.1985 | [1986/33] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0190383 | Date: | 13.08.1986 | Language: | EN | [1986/33] | Type: | B1 Patent specification | No.: | EP0190383 | Date: | 17.10.1990 | Language: | EN | [1990/42] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 14.11.1985 | Classification | IPC: | G02B27/46, G06E3/00 | [1990/42] | CPC: |
G02B27/46 (EP,US);
G06E3/005 (EP,US)
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| Former IPC [1986/33] | G06G9/00, G02B27/46 | Designated contracting states | DE, FR, GB, IT, NL [1986/33] | Title | German: | Rekursives optisches Filtersystem | [1986/33] | English: | Recursive optical filter system | [1986/33] | French: | Système de filtrage optique récursif | [1986/33] | Examination procedure | 15.10.1986 | Examination requested [1986/51] | 29.07.1988 | Despatch of a communication from the examining division (Time limit: M06) | 03.02.1989 | Reply to a communication from the examining division | 13.12.1989 | Despatch of communication of intention to grant (Approval: Yes) | 04.04.1990 | Communication of intention to grant the patent | 05.06.1990 | Fee for grant paid | 05.06.1990 | Fee for publishing/printing paid | Opposition(s) | 18.07.1991 | No opposition filed within time limit [1991/41] | Fees paid | Renewal fee | 14.02.1987 | Renewal fee patent year 03 | 08.02.1988 | Renewal fee patent year 04 | 10.02.1989 | Renewal fee patent year 05 | 14.02.1990 | Renewal fee patent year 06 |
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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]WO8202960 (FERGASON JAMES L [US]); | [A]US4471445 (PERNICK BENJAMIN J [US]) | [A] - RADIO ENGINEERING & ELECTRONIC PHYSICS, vol. 28, no. 4, April 1983, pages 139-145, Scripta Publishing Co., Silver Spring, Maryland, US; A.Y. GRINEV et al.: "Atenna arrays that filter out interfering spatial radio signals by coherent optical methods using controllable liquid-crystal transparencies" | Examination | EP0170158 |