EP0991966 - DEPRESSED CLADDING FIBER DESIGN FOR REDUCING COUPLING TO CLADDING MODES IN FIBER GRATINGS [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 27.02.2004 Database last updated on 12.07.2024 | Most recent event Tooltip | 27.02.2004 | No opposition filed within time limit | published on 14.04.2004 [2004/16] | Applicant(s) | For all designated states MINNESOTA MINING AND MANUFACTURING COMPANY 3M Center, P.O. Box 33427 St. Paul, MN 55133-3427 / US | [N/P] |
Former [2000/15] | For all designated states MINNESOTA MINING AND MANUFACTURING COMPANY 3M Center, P.O. Box 33427 St. Paul, Minnesota 55133-3427 / US | Inventor(s) | 01 /
HAGGANS, Charles, W. P.O. Box 33427 Saint Paul, MN 55133-3427 / US | 02 /
VARNER, Wayne, F. P.O. Box 33427 Saint Paul, MN 55133-3427 / US | [2000/15] | Representative(s) | dompatent von Kreisler Selting Werner - Partnerschaft von Patent- und Rechtsanwälten mbB Deichmannhaus am Dom Bahnhofsvorplatz 1 50667 Köln / DE | [N/P] |
Former [2000/15] | Hilleringmann, Jochen, Dipl.-Ing., et al Patentanwälte von Kreisler-Selting-Werner, Bahnhofsvorplatz 1 (Deichmannhaus) 50667 Köln / DE | Application number, filing date | 97954016.8 | 30.10.1997 | [2000/15] | WO1997US19798 | Priority number, date | US19970884889 | 30.06.1997 Original published format: US 884889 | [2000/15] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | WO9900686 | Date: | 07.01.1999 | Language: | EN | [1999/01] | Type: | A1 Application with search report | No.: | EP0991966 | Date: | 12.04.2000 | Language: | EN | The application published by WIPO in one of the EPO official languages on 07.01.1999 takes the place of the publication of the European patent application. | [2000/15] | Type: | B1 Patent specification | No.: | EP0991966 | Date: | 23.04.2003 | Language: | EN | [2003/17] | Search report(s) | International search report - published on: | EP | 07.01.1999 | Classification | IPC: | G02B6/16 | [2000/15] | CPC: |
G02B6/03644 (EP,US);
G02B6/02009 (EP,US);
G02B6/02023 (EP,US);
G02B6/021 (EP,US);
G02B6/02061 (EP,US);
G02B6/02104 (EP,US)
| Designated contracting states | DE, FR, GB, IT [2000/15] | Title | German: | FASERUMHÜLLUNG MIT ABGESENKTEM BRECHUNGSINDEX ZUR REDUKTION DER ANKOPPLUNG AN UMHÜLLUNGSMODEN BEI FASERGITTERN | [2000/15] | English: | DEPRESSED CLADDING FIBER DESIGN FOR REDUCING COUPLING TO CLADDING MODES IN FIBER GRATINGS | [2000/15] | French: | FIBRE A GAINE ENFONCEE CONCUE POUR REDUIRE LE COUPLAGE AUX MODES DE GAINE DANS DES RESEAUX DE FIBRES | [2002/46] |
Former [2000/15] | FIBRE A GAINE ENFONCEE CON UE POUR REDUIRE LE COUPLAGE AUX MODES DE GAINE DANS DES RESEAUX DE FIBRES | Entry into regional phase | 17.12.1999 | National basic fee paid | 17.12.1999 | Designation fee(s) paid | 17.12.1999 | Examination fee paid | Examination procedure | 15.12.1998 | Request for preliminary examination filed International Preliminary Examining Authority: EP | 17.12.1999 | Examination requested [2000/15] | 14.05.2001 | Despatch of a communication from the examining division (Time limit: M06) | 07.11.2001 | Reply to a communication from the examining division | 01.02.2002 | Despatch of a communication from the examining division (Time limit: M04) | 08.06.2002 | Reply to a communication from the examining division | 22.10.2002 | Communication of intention to grant the patent | 19.02.2003 | Fee for grant paid | 19.02.2003 | Fee for publishing/printing paid | Divisional application(s) | EP02012759.3 / EP1251372 | Opposition(s) | 26.01.2004 | No opposition filed within time limit [2004/16] | Fees paid | Renewal fee | 04.10.1999 | Renewal fee patent year 03 | 04.10.2000 | Renewal fee patent year 04 | 22.10.2001 | Renewal fee patent year 05 | 21.10.2002 | 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. | Cited in | International search | [A]GB2027224 (CORNING GLASS WORKS) [A] 1 * page 1, line 64 - page 2, line 10 * * figure 1 * | [AD] - DONG L ET AL, "OPTICAL FIBERS WITH DEPRESSED CLADDINGS FOR SUPPRESSION OF COUPLINGINTO CLADDING MODES IN FIBER BRAGG GRATINGS", IEEE PHOTONICS TECHNOLOGY LETTERS, (199701), vol. 9, no. 1, pages 64 - 66, XP000640889 [AD] 1,12,17 * see the whole document * DOI: http://dx.doi.org/10.1109/68.554492 | [A] - HEWLETT S J ET AL, "CLADDING-MODE COUPLING CHARACTERISTICS OF BRAGG GRATINGS IN DEPRESSED-CLADDING FIBRE", ELECTRONICS LETTERS, (19950511), vol. 31, no. 10, pages 820 - 822, XP000518311 [A] 1 * see the whole document * DOI: http://dx.doi.org/10.1049/el:19950533 | [A] - MOREY ET AL., "Mode-coupling characteristics of UV-written Bragg gratings in depressed-cladding fibre", ELECTRONICS LETTERS, (19940428), vol. 30, no. 9, pages 730 - 732, XP002062313 [A] 1 * see the whole document * DOI: http://dx.doi.org/10.1049/el:19940427 |