EP4025996 - DEFERRING CACHE STATE UPDATES IN A NON-SPECULATIVE CACHE MEMORY IN A PROCESSOR-BASED SYSTEM IN RESPONSE TO A SPECULATIVE DATA REQUEST UNTIL THE SPECULATIVE DATA REQUEST BECOMES NON-SPECULATIVE [Right-click to bookmark this link] | Status | The patent has been granted Status updated on 24.11.2023 Database last updated on 14.06.2024 | |
Former | Grant of patent is intended Status updated on 03.08.2023 | ||
Former | Request for examination was made Status updated on 10.06.2022 | ||
Former | The international publication has been made Status updated on 12.03.2021 | ||
Former | unknown Status updated on 11.07.2020 | Most recent event Tooltip | 24.05.2024 | Lapse of the patent in a contracting state New state(s): ES, HR, LV, NO, RS, SE | published on 26.06.2024 [2024/26] | Applicant(s) | For all designated states Microsoft Technology Licensing, LLC One Microsoft Way Redmond, WA 98052-6399 / US | [2022/28] | Inventor(s) | 01 /
KOTHINTI NARESH, Vignyan Reddy Microsoft Technology Licensing, LLC One Microsoft Way Redmond, Washington 98052-6399 / US | 02 /
PERAIS, Arthur Microsoft Technology Licensing, LLC One Microsoft Way Redmond, Washington 98052-6399 / US | 03 /
AL SHEIKH, Rami Mohammad Microsoft Technology Licensing, LLC One Microsoft Way Redmond, Washington 98052-6399 / US | 04 /
PRIYADARSHI, Shivam Microsoft Technology Licensing, LLC One Microsoft Way Redmond, Washington 98052-6399 / US | [2023/52] |
Former [2022/28] | 01 /
KOTHINTI NARESH, Vignyan Reddy Microsoft Technology Licensing, LLC One Microsoft Way Redmond, Washington 98052-6399 / US | ||
02 /
PERAIS, Arthur Microsoft Technology Licensing, LLC One Microsoft Way Redmond, Washington 98052-6399 / US | |||
03 /
AL SHEIKH, Rami Mohammad Microsoft Technology Licensing, LLC One Microsoft Way Redmond, Washington 98052-6399 / US | |||
04 /
PRIYADARSHI, Shivam Microsoft Technology Licensing, LLC One Microsoft Way Redmond, Washington 98052-6399 / US | Representative(s) | CMS Cameron McKenna Nabarro Olswang LLP Cannon Place 78 Cannon Street London EC4N 6AF / GB | [2022/28] | Application number, filing date | 20735817.7 | 17.06.2020 | [2022/28] | WO2020US37990 | Priority number, date | US201916558843 | 03.09.2019 Original published format: US201916558843 | [2022/28] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | WO2021045814 | Date: | 11.03.2021 | Language: | EN | [2021/10] | Type: | A1 Application with search report | No.: | EP4025996 | Date: | 13.07.2022 | Language: | EN | The application published by WIPO in one of the EPO official languages on 11.03.2021 takes the place of the publication of the European patent application. | [2022/28] | Type: | B1 Patent specification | No.: | EP4025996 | Date: | 27.12.2023 | Language: | EN | [2023/52] | Search report(s) | International search report - published on: | EP | 11.03.2021 | Classification | IPC: | G06F9/30, G06F12/0802, G06F12/0862 | [2022/28] | CPC: |
G06F9/30043 (EP,IL,KR,US);
G06F12/12 (IL,KR,US);
G06F12/0837 (IL,KR,US);
G06F12/084 (IL,KR,US);
G06F12/0862 (EP,IL,KR);
G06F9/544 (IL,KR,US);
G06F2212/6022 (EP,IL,KR)
(-)
| 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 [2022/28] | 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: | ABLEITEN VON CACHE-ZUSTANDSAKTUALISIERUNGEN IN EINEM NICHT-SPEKULATIVEN CACHE-SPEICHER IN EINEM PROZESSORBASIERTEN SYSTEM ALS ANTWORT AUF EINE SPEKULATIVE DATENANFRAGE, BIS DIE SPEKULATIVE DATENANFRAGE NICHT-SPEKULATIV WIRD | [2022/28] | English: | DEFERRING CACHE STATE UPDATES IN A NON-SPECULATIVE CACHE MEMORY IN A PROCESSOR-BASED SYSTEM IN RESPONSE TO A SPECULATIVE DATA REQUEST UNTIL THE SPECULATIVE DATA REQUEST BECOMES NON-SPECULATIVE | [2022/28] | French: | REPORT DE MISES À JOUR D'ÉTAT DE CACHE DANS UNE MÉMOIRE CACHE NON SPÉCULATIVE DANS UN SYSTÈME BASÉ SUR UN PROCESSEUR EN RÉPONSE À UNE DEMANDE DE DONNÉES SPÉCULATIVE JUSQU'À CE QUE LA DEMANDE DE DONNÉES SPÉCULATIVE DEVIENNE NON SPÉCULATIVE | [2022/28] | Entry into regional phase | 24.02.2022 | National basic fee paid | 24.02.2022 | Designation fee(s) paid | 24.02.2022 | Examination fee paid | Examination procedure | 24.02.2022 | Examination requested [2022/28] | 24.02.2022 | Date on which the examining division has become responsible | 13.05.2022 | Amendment by applicant (claims and/or description) | 04.08.2023 | Communication of intention to grant the patent | 21.11.2023 | Fee for grant paid | 21.11.2023 | Fee for publishing/printing paid | 21.11.2023 | Receipt of the translation of the claim(s) | Fees paid | Renewal fee | 13.05.2022 | Renewal fee patent year 03 | 31.03.2023 | 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 | ES | 27.12.2023 | FI | 27.12.2023 | HR | 27.12.2023 | LT | 27.12.2023 | LV | 27.12.2023 | RS | 27.12.2023 | SE | 27.12.2023 | BG | 27.03.2024 | NO | 27.03.2024 | GR | 28.03.2024 | [2024/26] |
Former [2024/21] | FI | 27.12.2023 | |
LT | 27.12.2023 | ||
BG | 27.03.2024 | ||
GR | 28.03.2024 | ||
Former [2024/20] | GR | 28.03.2024 | Cited in | International search | [XAI]US6321328 (KARP ALAN H [US], et al) [X] 1,2,5-9,13-15 * abstract * * column 3, line 6 - column 7, line 42 * * figures 1-4 * [A] 4,10,11 [I] 3,12; | [A]US8943273 (JAMIL SUJAT [US], et al) [A] 1-15 * abstract * * column 3, line 21 - column 5, line 5 ** figures 1-7b *; | [A] - LI PEINAN ET AL, "Conditional Speculation: An Effective Approach to Safeguard Out-of-Order Execution Against Spectre Attacks", 2019 IEEE INTERNATIONAL SYMPOSIUM ON HIGH PERFORMANCE COMPUTER ARCHITECTURE (HPCA), IEEE, (20190216), doi:10.1109/HPCA.2019.00043, pages 264 - 276, XP033532531 [A] 1-15 * abstract * * section V, section VII-A * DOI: http://dx.doi.org/10.1109/HPCA.2019.00043 |