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Extract from the Register of European Patents

EP About this file: EP4458114

EP4458114 - ENHANCED FLUID REPLACEMENT STRUCTURES FOR USE IN IMMERSION COOLING TANKS [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  03.10.2024
Database last updated on 24.03.2026
FormerThe international publication has been made
Status updated on  07.07.2023
Formerunknown
Status updated on  08.11.2022
Most recent event   Tooltip24.09.2025New entry: Renewal fee paid 
Applicant(s)For all designated states
Microsoft Technology Licensing, LLC
One Microsoft Way
Redmond, WA 98052-6399 / US
[2024/45]
Inventor(s)01 / KEEHN, Nicholas Andrew
Redmond, Washington 98052-6399 / US
02 / ALISSA, Husam Atallah
Redmond, Washington 98052-6399 / US
03 / RAMAKRISHNAN, Bharath
Redmond, Washington 98052-6399 / US
04 / PETERSON, Martha Geoghegan
Redmond, Washington 98052-6399 / US
05 / PETERSON, Eric Clarence
Redmond, Washington 98052-6399 / US
 [2024/45]
Representative(s)CMS Cameron McKenna Nabarro Olswang LLP
Cannon Place
78 Cannon Street
London EC4N 6AF / GB
[2024/45]
Application number, filing date22797544.823.09.2022
[2024/45]
WO2022US44468
Priority number, dateUS20211756648330.12.2021         Original published format: US202117566483
[2024/45]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2023129225
Date:06.07.2023
Language:EN
[2023/27]
Type: A1 Application with search report 
No.:EP4458114
Date:06.11.2024
Language:EN
The application published by WIPO in one of the EPO official languages on 06.07.2023 takes the place of the publication of the European patent application.
[2024/45]
Search report(s)International search report - published on:EP06.07.2023
ClassificationIPC:H05K7/20
[2024/45]
CPC:
H05K7/203 (EP,US); H05K7/20236 (EP,US); H05K7/20272 (US);
H05K7/20772 (US); H05K7/20781 (EP); H05K7/20809 (US);
H05K7/20818 (EP); H10W40/30 (US) (-)
Designated contracting statesAL,   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 [2024/45]
TitleGerman:VERBESSERTE FLÜSSIGKEITSAUSTAUSCHSTRUKTUREN ZUR VERWENDUNG IN TAUCHKÜHLTANKS[2024/45]
English:ENHANCED FLUID REPLACEMENT STRUCTURES FOR USE IN IMMERSION COOLING TANKS[2024/45]
French:STRUCTURES DE REMPLACEMENT DE FLUIDE AMÉLIORÉES DESTINÉES À ÊTRE UTILISÉES DANS DES RÉSERVOIRS DE REFROIDISSEMENT PAR IMMERSION[2024/45]
Entry into regional phase13.05.2024National basic fee paid 
13.05.2024Designation fee(s) paid 
13.05.2024Examination fee paid 
Examination procedure13.05.2024Examination requested  [2024/45]
13.05.2024Date on which the examining division has become responsible
18.02.2025Amendment by applicant (claims and/or description)
Fees paidRenewal fee
19.09.2024Renewal fee patent year 03
23.09.2025Renewal fee patent year 04
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Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Cited inInternational search[IA] CN213694613  (SUNONWEALTH ELECTRIC MACHINE IND CO LTD et al.) [I] 1,3,5-7 * the whole document *[A] 2,4
 [A] US2020323108  (BILAN ALEXEY PETROVICH et al.) [A] 1-7 * paragraph [0051] - paragraph [0053] * * paragraph [0062] - paragraph [0065] * * figures 1,3 *
 [A] US2019045661  (BRODERICK JOSEPH ANDREW et al.) [A] 1-7 * paragraph [0028] - paragraph [0044] * * paragraph [0051] * * paragraph [0058] * * figures 1-5 *
 [A] US2019281727  (FUJIWARA SHINNOSUKE et al.) [A] 1-7 * paragraph [0039] - paragraph [0070] * * claims 1,4,10,15 * * figures 1-11,23-24 *
 [IP] WO2022005556  (MICROSOFT TECHNOLOGY LICENSING LLC et al.) [IP] 1-7 * paragraph [0043] - paragraph [0046] * * paragraph [0052] * * paragraph [0057] * * paragraph [0061] - paragraph [0062] * * paragraph [0065] - paragraph [0066] * * figures 1-10 *
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.