EP0771772 - Aluminium nitride sintered bodies and their manufacture [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 11.01.2002 Database last updated on 09.07.2024 | Most recent event Tooltip | 11.01.2002 | No opposition filed within time limit | published on 27.02.2002 [2002/09] | Applicant(s) | For all designated states NGK Insulators, Ltd. 2-56, Suda-Cho, Mizuho-ku Nagoya City, Aichi Pref. / JP | [N/P] |
Former [1997/19] | For all designated states NGK INSULATORS, LTD. 2-56, Suda-cho, Mizuho-ku Nagoya City Aichi Pref. / JP | Inventor(s) | 01 /
Yamada, Naohito 306, Chateau Kachigawa-II, 1-15, Yamato-Dori Kasugai City, Aichi Prefecture / JP | 02 /
Mori, Yukimasa 201, Dai-ni-Taiko Mansion, 19-9 Enjo-Cho, Showa-Ku Nagoya City, Aichi Prefecture / JP | 03 /
Bessho, Yuki 1785-63, Ohaza-Shikata, Shikatsu-Cho Nishikasugai-Gun, Aichi Prefecture / JP | 04 /
Kobayashi, Hiromichi 11-1, Ukihashi 1-chome Yokkaichi City, Mie Prefecture / JP | [1997/19] | Representative(s) | Paget, Hugh Charles Edward, et al Mewburn Ellis LLP City Tower 40 Basinghall Street London EC2V 5DE / GB | [N/P] |
Former [1997/19] | Paget, Hugh Charles Edward, et al MEWBURN ELLIS York House 23 Kingsway London WC2B 6HP / GB | Application number, filing date | 96307948.8 | 01.11.1996 | [1997/19] | Priority number, date | JP19950285011 | 01.11.1995 Original published format: JP 28501195 | JP19960176263 | 05.07.1996 Original published format: JP 17626396 | JP19960293129 | 16.10.1996 Original published format: JP 29312996 | [1997/19] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0771772 | Date: | 07.05.1997 | Language: | EN | [1997/19] | Type: | A3 Search report | No.: | EP0771772 | Date: | 08.10.1997 | [1997/41] | Type: | B1 Patent specification | No.: | EP0771772 | Date: | 07.03.2001 | Language: | EN | [2001/10] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 19.08.1997 | Classification | IPC: | C04B35/581, H01L21/68, B23Q3/15 | [1999/31] | CPC: |
C04B35/581 (EP,KR,US);
C04B37/021 (EP,US);
C04B2237/366 (EP,US);
C04B2237/40 (EP,US);
C04B2237/402 (EP,US);
C04B2237/403 (EP,US);
C04B2237/404 (EP,US);
C04B2237/408 (EP,US);
C04B2237/62 (EP,US);
C04B2237/704 (EP,US);
C04B2237/706 (EP,US);
Y10T279/23 (EP,US);
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Former IPC [1997/19] | C04B35/581 | Designated contracting states | DE, FR, GB [1997/19] | Title | German: | Aluminiumnitrid-Sinterkörper und ihre Herstellung | [1997/19] | English: | Aluminium nitride sintered bodies and their manufacture | [1997/19] | French: | Corps frittes en nitrure d'aluminium et leur fabrication | [1997/19] | Examination procedure | 07.04.1998 | Examination requested [1998/23] | 26.04.1999 | Despatch of a communication from the examining division (Time limit: M04) | 30.08.1999 | Reply to a communication from the examining division | 06.04.2000 | Despatch of communication of intention to grant (Approval: Yes) | 16.08.2000 | Communication of intention to grant the patent | 07.11.2000 | Fee for grant paid | 07.11.2000 | Fee for publishing/printing paid | Opposition(s) | 08.12.2001 | No opposition filed within time limit [2002/09] | Fees paid | Renewal fee | 23.11.1998 | Renewal fee patent year 03 | 23.11.1999 | Renewal fee patent year 04 | 22.11.2000 | 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 | [A]US5413360 (ATARI HITOSHI [JP], et al) [A] 1-17 * claims 1-4,8,9 *; | [A]JPH07226431 ; | [A]US5376601 (OKAWA YOSHIHIRO [JP], et al) [A] 1-5,12-15 * claims 1-4; table 5 *; | [A]EP0237072 (KEMPTEN ELEKTROSCHMELZ GMBH [DE]) [A] 1-5,12-15 * page 8, lines 8-12; claims 1-3; tables 3-5 *; | JPS6385055 [ ] (ASAHI GLASS CO LTD); | [AD]JPS6395644 | [A] - DATABASE WPI, 1, Derwent World Patents Index, vol. 96, no. 28, Database accession no. 96-271230, XP002037205 & JPH07226431 A 19950822 (KYOCERA CORP.) [A] 1-17 * abstract * | [A] - T. MIMORI ET AL., CHEMICAL ABSTRACTS, (19880725), vol. 109, no. 4, Database accession no. 26718, XP002037204 [A] 1-5,12-15 * abstract * | [AD] - PATENT ABSTRACTS OF JAPAN, (19880907), vol. 012, no. 330, Database accession no. (E - 655), & JP63095644 A 19880426 (NIPPON TELEGR. & TELEPH. CORP. (NTT)) [AD] 6-11,16,17 * abstract * | by applicant | JPH0222166 | JPH0719831 |