EP0807610 - Process entailing sol-gel production of silica glass [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 26.04.2002 Database last updated on 03.06.2024 | Most recent event Tooltip | 26.04.2002 | No opposition filed within time limit | published on 12.06.2002 [2002/24] | Applicant(s) | For all designated states LUCENT TECHNOLOGIES INC. 600 Mountain Avenue Murray Hill, NJ 07974-0636 / US | [N/P] |
Former [1997/47] | For all designated states LUCENT TECHNOLOGIES INC. 600 Mountain Avenue Murray Hill, New Jersey 07974-0636 / US | Inventor(s) | 01 /
Bhandarkar, Suhas, Dattatreya 65 Forge Hill Road Glen Gardner, New Jersey 08826 / US | 02 /
MacChesney, John, Burnette 2 Cratetown Road Lebanon, New Jersey 08833 / US | 03 /
Johnson, David, Wilfred, Jr. 5 Oakura Lane Bedminster, New Jersey 07921 / US | 04 /
Stockert, Thomas, Edward 29 Norwood Terrace Millburn, New Jersey 07041 / US | [1997/47] | Representative(s) | Johnston, Kenneth Graham, et al Lucent Technologies EUR-IP UK Ltd Unit 18, Core 3 Workzone Innova Business Park Electric Avenue Enfield, EN3 7XB / GB | [N/P] |
Former [1997/47] | Johnston, Kenneth Graham, et al Lucent Technologies (UK) Ltd, 5 Mornington Road Woodford Green Essex, IG8 OTU / GB | Application number, filing date | 97303084.4 | 06.05.1997 | [1997/47] | Priority number, date | US19960645859 | 14.05.1996 Original published format: US 645859 | [1997/47] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0807610 | Date: | 19.11.1997 | Language: | EN | [1997/47] | Type: | B1 Patent specification | No.: | EP0807610 | Date: | 20.06.2001 | Language: | EN | [2001/25] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 28.08.1997 | Classification | IPC: | C03C1/00 | [1997/47] | CPC: |
C01B33/1417 (EP,US);
C03B20/00 (KR);
C03C1/006 (EP,US)
| Designated contracting states | DE, FR, GB, IT, NL [1997/47] | Title | German: | Sol-Gel Verfahren zur Herstellung von Silica-Glas | [1997/47] | English: | Process entailing sol-gel production of silica glass | [1997/47] | French: | Procédé entraînant la production de verre de silice par la méthode sol-gel | [1997/47] | Examination procedure | 02.04.1998 | Request for accelerated examination filed | 06.04.1998 | Examination requested [1998/23] | 01.07.1998 | Despatch of a communication from the examining division (Time limit: M06) | 01.07.1998 | Decision about request for accelerated examination - accepted: Yes | 08.01.1999 | Reply to a communication from the examining division | 29.07.1999 | Despatch of a communication from the examining division (Time limit: M06) | 26.01.2000 | Reply to a communication from the examining division | 16.08.2000 | Despatch of communication of intention to grant (Approval: Yes) | 19.12.2000 | Communication of intention to grant the patent | 23.02.2001 | Fee for grant paid | 23.02.2001 | Fee for publishing/printing paid | Opposition(s) | 21.03.2002 | No opposition filed within time limit [2002/24] | Fees paid | Renewal fee | 14.05.1999 | Renewal fee patent year 03 | 19.05.2000 | Renewal fee patent year 04 | 26.03.2001 | Renewal fee patent year 05 |
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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 | [DA]US5240488 (CHANDROSS EDWIN A [US], et al) [DA] 1 * the whole document *; | [DA]US5116535 (COCHRANE HECTOR [US]) [DA] 1 * the whole document *; | [A]EP0300610 (AMERICAN TELEPHONE & TELEGRAPH [US]) [A] 1 * figure 5 *; | [A] - CHAPPUIS, J. ET AL, "Rheological properties of dense silica suspensions", MATER. RES. SOC. SYMP. PROC. (1993), 289(FLOW AND MICROSTRUCTURE OF DENSE SUSPENSIONS), 87-94 CODEN: MRSPDH;ISSN: 0272-9172, (1993), XP002038021 [A] 1 * page 94 * | [A] - HEATH, D. ET AL, "Influence of pH, electrolyte, and poly(vinyl alcohol) addition on the rheological behavior of aqueous silica (Aerosil) dispersions", J. COLLOID INTERFACE SCI. (1983), 93(2), 320-8 CODEN: JCISA5;ISSN: 0021-9797, (1983), XP002038022 [A] 1 * page 325 - page 327 * DOI: http://dx.doi.org/10.1016/0021-9797(83)90416-2 |