EP3776671 - NITRIDE BASED LIGHT-EMITTING DEVICE [Right-click to bookmark this link] | |||
Former [2021/07] | HETEROGENEOUS TUNNELING JUNCTIONS FOR HOLE INJECTION IN NITRIDE BASED LIGHT-EMITTING DEVICES | ||
[2023/17] | Status | No opposition filed within time limit Status updated on 02.08.2024 Database last updated on 31.08.2024 | |
Former | The patent has been granted Status updated on 25.08.2023 | ||
Former | Grant of patent is intended Status updated on 10.04.2023 | ||
Former | Request for examination was made Status updated on 15.01.2021 | ||
Former | The international publication has been made Status updated on 12.10.2019 | Most recent event Tooltip | 02.08.2024 | No opposition filed within time limit | published on 04.09.2024 [2024/36] | Applicant(s) | For all designated states Wisconsin Alumni Research Foundation 614 Walnut Street Madison, WI 53726 / US | [2023/39] |
Former [2021/07] | For all designated states Wisconsin Alumni Research Foundation 614 Walnut Street Madison, WI 53726 / US | Inventor(s) | 01 /
MA, Zhenqiang 5520 Sandhill Dr. Middleton, Wisconsin 53562 / US | 02 /
LIU, Dong 38025 Heritage Common Apt. 261 Fremont, CA 94536 / US | [2021/08] |
Former [2021/07] | 01 /
MA, Zhenqiang 5520 Sandhill Dr. Middleton, Wisconsin 53562 / US | ||
02 /
LIU, Dong 816 Eagle Heights, Apt. D Madison, Wisconsin 53705 / US | Representative(s) | Hancox, Jonathan Christopher Venner Shipley LLP Windsor House 6-10 Mount Ephraim Road Tunbridge Wells, Kent TN1 1EE / GB | [2023/39] |
Former [2021/07] | Brookes IP Windsor House 6-10 Mount Ephraim Road Tunbridge Wells, Kent TN1 1EE / GB | Application number, filing date | 19782035.0 | 03.04.2019 | [2021/07] | WO2019US25491 | Priority number, date | US201815945947 | 05.04.2018 Original published format: US201815945947 | [2021/07] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | WO2019195359 | Date: | 10.10.2019 | Language: | EN | [2019/41] | Type: | A1 Application with search report | No.: | EP3776671 | Date: | 17.02.2021 | Language: | EN | The application published by WIPO in one of the EPO official languages on 10.10.2019 takes the place of the publication of the European patent application. | [2021/07] | Type: | B1 Patent specification | No.: | EP3776671 | Date: | 27.09.2023 | Language: | EN | [2023/39] | Search report(s) | International search report - published on: | KR | 10.10.2019 | (Supplementary) European search report - dispatched on: | EP | 18.05.2021 | Classification | IPC: | H01L33/00, H01L33/04, H01L33/32, H01L33/16, H01L33/36, H01L33/06 | [2021/24] | CPC: |
H01L33/06 (EP,US);
H01L33/002 (KR);
H01L33/0008 (KR);
H01L33/0012 (US);
H01L33/005 (US);
H01L33/04 (KR);
H01L33/14 (US);
H01L33/16 (EP,KR,US);
H01L33/26 (US);
H01L33/32 (EP,KR,US);
H01L33/36 (KR);
H01L33/44 (US);
H01L2933/0016 (US);
H01L33/20 (EP,US);
H01L33/22 (US);
H01L33/40 (US)
(-)
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Former IPC [2021/07] | H01L33/00, H01L33/04, H01L33/32, H01L33/16, H01L33/36 | 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 [2021/07] | Extension states | BA | Not yet paid | ME | Not yet paid | Validation states | KH | Not yet paid | MA | Not yet paid | MD | Not yet paid | TN | Not yet paid | Title | German: | NITRID-BASIERTE LICHTEMITTIERENDE VORRICHTUNG | [2023/17] | English: | NITRIDE BASED LIGHT-EMITTING DEVICE | [2023/17] | French: | DISPOSITIF ÉMETTANT DE LA LUMIÈRE À BASE DE NITRURE | [2023/17] |
Former [2021/07] | HETEROGENE TUNNELÜBERGÄNGE ZUR LOCHINJEKTION IN NITRID-BASIERTEN LICHTEMITTIERENDEN VORRICHTUNGEN | ||
Former [2021/07] | HETEROGENEOUS TUNNELING JUNCTIONS FOR HOLE INJECTION IN NITRIDE BASED LIGHT-EMITTING DEVICES | ||
Former [2021/07] | JONCTIONS TUNNEL HÉTÉROGÈNES POUR INJECTION DE TROUS DANS DES DISPOSITIFS ÉMETTANT DE LA LUMIÈRE À BASE DE NITRURE | Entry into regional phase | 22.09.2020 | National basic fee paid | 22.09.2020 | Search fee paid | 22.09.2020 | Designation fee(s) paid | 22.09.2020 | Examination fee paid | Examination procedure | 22.09.2020 | Examination requested [2021/07] | 07.12.2021 | Amendment by applicant (claims and/or description) | 11.04.2023 | Communication of intention to grant the patent | 17.08.2023 | Fee for grant paid | 17.08.2023 | Fee for publishing/printing paid | 17.08.2023 | Receipt of the translation of the claim(s) | Opposition(s) | 28.06.2024 | No opposition filed within time limit [2024/36] | Fees paid | Renewal fee | 15.04.2021 | Renewal fee patent year 03 | 20.03.2022 | Renewal fee patent year 04 | 14.03.2023 | 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. | Lapses during opposition Tooltip | AT | 27.09.2023 | CZ | 27.09.2023 | DK | 27.09.2023 | EE | 27.09.2023 | ES | 27.09.2023 | FI | 27.09.2023 | HR | 27.09.2023 | IT | 27.09.2023 | LT | 27.09.2023 | LV | 27.09.2023 | NL | 27.09.2023 | PL | 27.09.2023 | RO | 27.09.2023 | RS | 27.09.2023 | SE | 27.09.2023 | SK | 27.09.2023 | SM | 27.09.2023 | NO | 27.12.2023 | GR | 28.12.2023 | IS | 27.01.2024 | PT | 29.01.2024 | [2024/33] |
Former [2024/26] | AT | 27.09.2023 | |
CZ | 27.09.2023 | ||
EE | 27.09.2023 | ||
ES | 27.09.2023 | ||
FI | 27.09.2023 | ||
HR | 27.09.2023 | ||
IT | 27.09.2023 | ||
LT | 27.09.2023 | ||
LV | 27.09.2023 | ||
NL | 27.09.2023 | ||
PL | 27.09.2023 | ||
RO | 27.09.2023 | ||
RS | 27.09.2023 | ||
SE | 27.09.2023 | ||
SK | 27.09.2023 | ||
SM | 27.09.2023 | ||
NO | 27.12.2023 | ||
GR | 28.12.2023 | ||
IS | 27.01.2024 | ||
PT | 29.01.2024 | ||
Former [2024/25] | AT | 27.09.2023 | |
CZ | 27.09.2023 | ||
EE | 27.09.2023 | ||
ES | 27.09.2023 | ||
FI | 27.09.2023 | ||
HR | 27.09.2023 | ||
LT | 27.09.2023 | ||
LV | 27.09.2023 | ||
NL | 27.09.2023 | ||
PL | 27.09.2023 | ||
RO | 27.09.2023 | ||
RS | 27.09.2023 | ||
SE | 27.09.2023 | ||
SK | 27.09.2023 | ||
SM | 27.09.2023 | ||
NO | 27.12.2023 | ||
GR | 28.12.2023 | ||
IS | 27.01.2024 | ||
PT | 29.01.2024 | ||
Former [2024/23] | AT | 27.09.2023 | |
CZ | 27.09.2023 | ||
EE | 27.09.2023 | ||
ES | 27.09.2023 | ||
FI | 27.09.2023 | ||
HR | 27.09.2023 | ||
LT | 27.09.2023 | ||
LV | 27.09.2023 | ||
NL | 27.09.2023 | ||
RO | 27.09.2023 | ||
RS | 27.09.2023 | ||
SE | 27.09.2023 | ||
SK | 27.09.2023 | ||
SM | 27.09.2023 | ||
NO | 27.12.2023 | ||
GR | 28.12.2023 | ||
IS | 27.01.2024 | ||
PT | 29.01.2024 | ||
Former [2024/20] | FI | 27.09.2023 | |
HR | 27.09.2023 | ||
LT | 27.09.2023 | ||
LV | 27.09.2023 | ||
NL | 27.09.2023 | ||
RS | 27.09.2023 | ||
SE | 27.09.2023 | ||
SM | 27.09.2023 | ||
NO | 27.12.2023 | ||
GR | 28.12.2023 | ||
IS | 27.01.2024 | ||
Former [2024/14] | FI | 27.09.2023 | |
HR | 27.09.2023 | ||
LT | 27.09.2023 | ||
LV | 27.09.2023 | ||
NL | 27.09.2023 | ||
RS | 27.09.2023 | ||
SE | 27.09.2023 | ||
NO | 27.12.2023 | ||
GR | 28.12.2023 | ||
Former [2024/10] | FI | 27.09.2023 | |
HR | 27.09.2023 | ||
LT | 27.09.2023 | ||
LV | 27.09.2023 | ||
RS | 27.09.2023 | ||
SE | 27.09.2023 | ||
NO | 27.12.2023 | ||
GR | 28.12.2023 | ||
Former [2024/09] | FI | 27.09.2023 | |
LT | 27.09.2023 | ||
SE | 27.09.2023 | ||
NO | 27.12.2023 | ||
GR | 28.12.2023 | ||
Former [2024/08] | LT | 27.09.2023 | |
NO | 27.12.2023 | ||
GR | 28.12.2023 | Documents cited: | Search | [A]WO2018035322 (UNIV CALIFORNIA [US]) [A] 1 * figure 5 *; | [A]US2018076354 (RAJAN SIDDHARTH [US], et al) [A] 1-17 * paragraphs [0038] - [0042] * * figure 1 *; | [A] - KRISHNAMOORTHY SRIRAM ET AL, "III-nitride tunnel junctions for efficient solid state lighting", PROCEEDINGS OF SPIE, IEEE, US, (20140307), vol. 8986, doi:10.1117/12.2039382, ISBN 978-1-62841-730-2, pages 89861F - 89861F, XP060035041 [A] 1 * paragraph [02.4] * * figure 2a * DOI: http://dx.doi.org/10.1117/12.2039382 | International search | [A]US2004256611 (KIM JAMES C [US], et al) [A] 1-17* See the entire document. *; | [A]US2008081390 (GASKA REMIGIJUS [US], et al) [A] 1-17 * See the entire document. *; | [A]US2011243172 (LIN YOU-DA [US], et al) [A] 1-17 * See the entire document. *; | [A]US9425351 (MA ZHENQIANG [US], et al) [A] 1-17 * See column 4, line 33-column 5, line 37, claims 1-20 and figures 1-4. *; | [A]US2016359300 (EL-GHOROURY HUSSEIN S [US], et al) [A] 1-17 * See paragraphs 40-46, claims 1-9 and figures 1-3. * | by applicant | WO2018035322 | US2018076354 |