EP0909743 - Opaque silica glass article having transparent portion and process for producing same [Right-click to bookmark this link] | Status | Patent maintained as amended Status updated on 05.05.2006 Database last updated on 15.06.2024 | Most recent event Tooltip | 05.05.2006 | Patent maintained (B2 publication) | published on 07.06.2006 [2006/23] | Applicant(s) | For all designated states TOSOH CORPORATION 4560, Kaisei-cho Shinnanyo-shi Yamaguchi-ken, 746-8501 / JP | For all designated states Tosoh Quartz Corporation 1435, Tachiyagawa 3-chome Yamagata-shi Yagamata 990-2251 / JP | [2006/23] |
Former [2001/39] | For all designated states Tosoh Corporation 4560, Kaisei-cho Shinnanyo-shi, Yamaguchi-ken, 746-8501 / JP | ||
For all designated states Tosoh Quartz Corporation 1435, Tachiyagawa 3-chome Yamagata-shi, Yagamata 990-2251 / JP | |||
Former [1999/16] | For all designated states Tosoh Corporation 4560, Kaisei-cho Shinnanyo-shi, Yamaguchi-ken, 746-8501 / JP | ||
For all designated states NIPPON SILICA GLASS CO., LTD. 2-4 Kyobashi, 3-chome Chuo-ku, Tokyo 104 / JP | Inventor(s) | 01 /
Nagata, Hiroya 302, 10-39, Okada 1-chome Asugi-shi, Kanagawa, 243-0021 / JP | 02 /
Kudo, Masayuki, 206, Tosoh Corporation Machida-Ryo 18-6, Nakamachi 3-chome, Machida-shi Tokyo, 194-0021 / JP | 03 /
Tsukuma, Koji 20-7, Matsushiro 1-chome Tsukuba-shi, Ibaraki, 305-0035 / JP | 04 /
Kikuchi, Yoshikazu 43-7, Tsuruta Sagae-shi, Yamagata, 991-0000 / JP | 05 /
Akiyama, Tomoyuki 309, 11-16, Sakuradahigashi 2-chome Yamagata-shi, Yamagata 990-2323 / JP | [1999/16] | Representative(s) | TBK Bavariaring 4-6 80336 München / DE | [N/P] |
Former [2005/34] | TBK-Patent Bavariaring 4-6 80336 München / DE | ||
Former [2001/14] | Leson, Thomas Johannes Alois, Dipl.-Ing., et al Patentanwälte Tiedtke-Bühling-Kinne & Partner, Bavariaring 4 80336 München / DE | ||
Former [1999/16] | Bühling, Gerhard, Dipl.-Chem., et al Patentanwaltsbüro Tiedtke-Bühling-Kinne & Partner Bavariaring 4 80336 München / DE | Application number, filing date | 98119541.5 | 15.10.1998 | [1999/16] | Priority number, date | JP19970283506 | 16.10.1997 Original published format: JP 28350697 | JP19980014248 | 27.01.1998 Original published format: JP 1424898 | [1999/16] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0909743 | Date: | 21.04.1999 | Language: | EN | [1999/16] | Type: | B1 Patent specification | No.: | EP0909743 | Date: | 30.01.2002 | Language: | EN | [2002/05] | Type: | B2 New European patent specification | No.: | EP0909743 | Date: | 07.06.2006 | Language: | EN | [2006/23] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 04.03.1999 | Classification | IPC: | C03C3/06, C03C11/00 | [1999/16] | CPC: |
C03B19/09 (EP,US);
C03C11/007 (EP,US);
C03C3/06 (EP,US);
C03C2201/24 (EP,US);
C03C2201/80 (EP,US);
C03C2203/10 (EP,US);
| Designated contracting states | DE, FR, GB [2000/01] |
Former [1999/16] | AT, BE, CH, CY, DE, DK, ES, FI, FR, GB, GR, IE, IT, LI, LU, MC, NL, PT, SE | Title | German: | Undurchsichtiger Silikatglasgegenstand mit durchsichtigem Bereich und Verfahren zu dessen Herstellung | [1999/16] | English: | Opaque silica glass article having transparent portion and process for producing same | [1999/16] | French: | Article en verre de silice opaque comprenant une partie transparente et procédé pour sa production | [1999/16] | Examination procedure | 25.08.1999 | Examination requested [1999/42] | 11.12.2000 | Despatch of communication of intention to grant (Approval: Yes) | 06.03.2001 | Communication of intention to grant the patent | 07.06.2001 | Fee for grant paid | 07.06.2001 | Fee for publishing/printing paid | Opposition(s) | Opponent(s) | 01
30.10.2002
11.11.2002
ADMISSIBLE Heraeus Quarzglas GmbH & Co.KG Quarzstrasse 8 63450 Hanau / DE | [2003/01] | 05.12.2002 | Invitation to proprietor to file observations on the notice of opposition | 14.04.2003 | Reply of patent proprietor to notice(s) of opposition | 26.04.2005 | Legal effect of interlocutory decision in opposition | 26.04.2005 | Date of oral proceedings | 11.05.2005 | Despatch of interlocutory decision in opposition | 11.05.2005 | Despatch of minutes of oral proceedings | 29.08.2005 | Despatch of communication that the patent will be maintained as amended | 27.03.2006 | Fee for printing new specification paid | Fees paid | Renewal fee | 30.10.2000 | Renewal fee patent year 03 | 30.10.2001 | Renewal fee patent year 04 |
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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. | Lapses during opposition Tooltip | FR | 30.01.2002 | [2006/14] |
Former [2003/33] | FR | 15.11.2002 | Documents cited: | Search | [PX]EP0816297 (TOSOH CORP [JP]) [PX] 1-4 * page 2, line 4 * * page 2, line 54 - page 3, line 1 * * page 9, line 47 - line 49 *; | [A]JPH08104540 ; | [AD]JPH0465328 ; | [A]US5651827 (AOYAMA MASAAKI [JP], et al) [A] 1,2 * column 3, line 31 - line 41 * * column 4, line 8 - line 18 * * column 4, line 24 - line 26 * * column 5, line 34 - line 51 * * column 8, line 3 - line 64 * * column 10, line 22 - column 11, line 22 *; | [A]DE4440104 (HERAEUS QUARZGLAS [DE]) [A] 1-3 * column 1, line 51 - column 3, line 60 * * column 5, line 2 - column 6, line 15 * | [A] - PATENT ABSTRACTS OF JAPAN, (19960830), vol. 096, no. 008, & JP08104540 A 19960423 (SHINETSU QUARTZ PROD CO LTD) [A] 1-7 * abstract * | [AD] - PATENT ABSTRACTS OF JAPAN, (19920616), vol. 016, no. 265, Database accession no. (C - 0951), & JP04065328 A 19920302 (NIHON SEKIEI GARASU KK;OTHERS: 01) [AD] 1-7 * abstract * | Examination | EP0647600 |