| EP2888759 - METHOD OF FORMING A MEMORY CELL BY REDUCING DIFFUSION OF DOPANTS UNDER A GATE [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 18.09.2020 Database last updated on 21.03.2026 | |
| Former | The patent has been granted Status updated on 11.10.2019 | ||
| Former | Grant of patent is intended Status updated on 23.06.2019 | Most recent event Tooltip | 08.07.2022 | Lapse of the patent in a contracting state New state(s): MK | published on 10.08.2022 [2022/32] | Applicant(s) | For all designated states Silicon Storage Technology Inc. 450 Holger Way San Jose, CA 95134 / US | [2015/27] | Inventor(s) | 01 /
LIU, Xian 1236 Sargent Drive Sunnyvale, CA 94087 / US | 02 /
TADAYONI, Mandana 21900 Dolores Avenue Cupertino, CA 95014 / US | 03 /
SU, Chien-Sheng 20300 Kirkmont Drive Saratoga, CA 95070 / US | 04 /
DO, Nhan 2662 Glenbriar Drive Saratoga, CA 95070 / US | [2015/27] | Representative(s) | Betten & Resch Patent- und Rechtsanwälte PartGmbB Maximiliansplatz 14 80333 München / DE | [2019/46] |
| Former [2015/27] | Betten & Resch Theatinerstrasse 8 80333 München / DE | Application number, filing date | 13831713.6 | 29.07.2013 | [2019/46] | WO2013US52457 | Priority number, date | US201213593448 | 23.08.2012 Original published format: US201213593448 | [2015/27] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | WO2014031286 | Date: | 27.02.2014 | Language: | EN | [2014/09] | Type: | A2 Application without search report | No.: | EP2888759 | Date: | 01.07.2015 | Language: | EN | The application published by WIPO in one of the EPO official languages on 27.02.2014 takes the place of the publication of the European patent application. | [2015/27] | Type: | B1 Patent specification | No.: | EP2888759 | Date: | 13.11.2019 | Language: | EN | [2019/46] | Search report(s) | International search report - published on: | US | 17.04.2014 | (Supplementary) European search report - dispatched on: | EP | 16.03.2016 | Classification | IPC: | H01L21/336, H01L21/28, H01L29/423, H01L29/66, H01L29/788, H01L27/115, H01L21/265 | [2016/15] | CPC: |
H10D30/6892 (EP,CN,KR,US);
H10B41/30 (EP,CN,KR,US);
H10P30/222 (EP,CN,KR,US);
H10D64/035 (EP,CN,US);
H10D30/0411 (EP,CN,KR,US);
H10D30/681 (EP,CN,KR,US)
|
| Former IPC [2015/27] | H01L21/336 | Designated contracting states | AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR [2015/27] | Extension states | BA | Not yet paid | ME | Not yet paid | Title | German: | VERFAHREN ZUR HERSTELLUNG EINER SPEICHERZELLE DURCH REDUZIERUNG DER DIFFUSION VON DOTIERSTOFFEN UNTER EINEM GATE | [2015/27] | English: | METHOD OF FORMING A MEMORY CELL BY REDUCING DIFFUSION OF DOPANTS UNDER A GATE | [2015/27] | French: | PROCÉDÉ DE FORMATION D'UNE CELLULE DE MÉMOIRE PAR RÉDUCTION DE LA DIFFUSION DE DOPANTS SOUS UNE GRILLE | [2015/27] | Entry into regional phase | 23.03.2015 | National basic fee paid | 23.03.2015 | Search fee paid | 23.03.2015 | Designation fee(s) paid | 23.03.2015 | Examination fee paid | Examination procedure | 23.03.2015 | Examination requested [2015/27] | 04.10.2016 | Amendment by applicant (claims and/or description) | 24.06.2019 | Communication of intention to grant the patent | 01.10.2019 | Fee for grant paid | 01.10.2019 | Fee for publishing/printing paid | 01.10.2019 | Receipt of the translation of the claim(s) | Divisional application(s) | The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is 24.06.2019 | Opposition(s) | 14.08.2020 | No opposition filed within time limit [2020/43] | Fees paid | Renewal fee | 27.07.2015 | Renewal fee patent year 03 | 27.07.2016 | Renewal fee patent year 04 | 21.07.2017 | Renewal fee patent year 05 | 24.07.2018 | Renewal fee patent year 06 | 22.07.2019 | Renewal fee patent year 07 |
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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 | HU | 29.07.2013 | AL | 13.11.2019 | AT | 13.11.2019 | CY | 13.11.2019 | CZ | 13.11.2019 | DK | 13.11.2019 | EE | 13.11.2019 | ES | 13.11.2019 | FI | 13.11.2019 | HR | 13.11.2019 | IT | 13.11.2019 | LT | 13.11.2019 | LV | 13.11.2019 | MC | 13.11.2019 | MK | 13.11.2019 | MT | 13.11.2019 | PL | 13.11.2019 | RO | 13.11.2019 | RS | 13.11.2019 | SE | 13.11.2019 | SI | 13.11.2019 | SK | 13.11.2019 | SM | 13.11.2019 | TR | 13.11.2019 | BG | 13.02.2020 | NO | 13.02.2020 | GR | 14.02.2020 | IS | 13.03.2020 | PT | 13.03.2020 | GB | 29.07.2020 | IE | 29.07.2020 | LU | 29.07.2020 | BE | 31.07.2020 | CH | 31.07.2020 | LI | 31.07.2020 | [2022/32] |
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| Former [2020/21] | NO | 13.02.2020 | Documents cited: | Search | [Y] EP0457311 (TOSHIBA KK et al.) [Y] 1-10 * page 3, line 43 - page 4, line 23; figures 3,4 * | [Y] US2010078703 (WINSTEAD BRIAN A et al.) [Y] 1-10 * paragraphs [0018] , [0021]; figures 3,6 * | [Y] US2008076221 (KANG SUNG-TAEG et al.) [Y] 6,7 * paragraph [0041] * | [T] US2008042189 (SHIMIZU MASAKUNI et al.) [T] 5-7 * paragraphs [0054] , [0 61] , [0 76] , [0084] * | International search | [Y] US2009039410 (LIU XIAN et al.) [Y] | [Y] US2005124102 (WANG DANIEL et al.) [Y] | [Y] US5712814 (FRATIN LORENZO et al.) [Y] | [A] US2008124858 (NGUYEN BICH-YEN et al.) [A] |