blank Quick help
blank Maintenance news

Scheduled maintenance

Regular maintenance outages:
between 05.00 and 05.15 hrs CET (Monday to Sunday).

Other outages
Availability
Register Forum

2022.02.11

More...
blank News flashes

News Flashes

New version of the European Patent Register – SPC proceedings information in the Unitary Patent Register.

2024-07-24

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register Resource Book
European Patent Register – pocket guide
FAQ - European Patent Register
FAQ - Register Alert
Federated Register (Flyer)
Global Dossier (Flyer)
Register events
Deep link coverage
Federated Register content
The Patent Information Tour
Fair use charter

Extract from the Register of European Patents

EP About this file: EP3844911

EP3844911 - SYSTEMS AND METHODS FOR GENERATING NETWORK FLOW INFORMATION [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  27.04.2024
Database last updated on 03.09.2024
FormerThe patent has been granted
Status updated on  19.05.2023
FormerGrant of patent is intended
Status updated on  19.01.2023
FormerRequest for examination was made
Status updated on  04.06.2021
FormerThe international publication has been made
Status updated on  05.04.2020
Formerunknown
Status updated on  11.10.2019
Most recent event   Tooltip19.07.2024Lapse of the patent in a contracting state
New state(s): CH		published on 21.08.2024  [2024/34]
Applicant(s)For all designated states
Arista Networks, Inc.
5453 Great America Parkway
Santa Clara, CA 95054 / US
[2022/51]
Former [2021/27]For all designated states
Big Switch Networks LLC
5453 Great America Parkway
Santa Clara, CA 95054 / US
Inventor(s)01 / STOLARCHUK, Michael, Theodore
4640 Walnut Ct.
Ypsilanti, MI 48197 / US
02 / SHAH, Sandip, K.
625 Calle Del Prado
Milpitas, CA 95035 / US
 [2021/27]
Representative(s)Rooney, John-Paul
Withers & Rogers LLP
2 London Bridge
London SE1 9RA / GB
[2023/25]
Former [2021/27]Rooney, John-Paul
Withers & Rogers LLP
4 More London Riverside
London SE1 2AU / GB
Application number, filing date19780071.717.09.2019
[2021/27]
WO2019US51562
Priority number, dateUS20181614156225.09.2018         Original published format: US201816141562
[2021/27]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2020068491
Date:02.04.2020
Language:EN
[2020/14]
Type: A1 Application with search report 
No.:EP3844911
Date:07.07.2021
Language:EN
The application published by WIPO in one of the EPO official languages on 02.04.2020 takes the place of the publication of the European patent application.
[2021/27]
Type: B1 Patent specification 
No.:EP3844911
Date:21.06.2023
Language:EN
[2023/25]
Search report(s)International search report - published on:EP02.04.2020
ClassificationIPC:H04L43/026, H04L43/062, H04L41/0803
[2023/04]
CPC:
H04L43/026 (EP); H04L47/80 (US); H04L41/0803 (EP);
H04L43/062 (EP,US); H04L43/12 (US)
Former IPC [2021/27]H04L12/24, H04L12/26
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 [2021/27]  
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:SYSTEME UND VERFAHREN ZUR ERZEUGUNG VON NETZWERKFLUSSINFORMATIONEN[2021/27]
English:SYSTEMS AND METHODS FOR GENERATING NETWORK FLOW INFORMATION[2021/27]
French:SYSTÈMES ET PROCÉDÉS DE GÉNÉRATION D'INFORMATIONS DE FLUX DE RÉSEAU[2021/27]
Entry into regional phase29.03.2021National basic fee paid 
29.03.2021Designation fee(s) paid 
29.03.2021Examination fee paid 
Examination procedure29.03.2021Examination requested  [2021/27]
29.03.2021Date on which the examining division has become responsible
12.10.2021Amendment by applicant (claims and/or description)
20.01.2023Communication of intention to grant the patent
10.05.2023Fee for grant paid
10.05.2023Fee for publishing/printing paid
10.05.2023Receipt of the translation of the claim(s)
Opposition(s)22.03.2024No opposition filed within time limit [2024/22]
Fees paidRenewal fee
11.09.2021Renewal fee patent year 03
11.08.2022Renewal fee patent year 04
Opt-out from the exclusive  Tooltip
competence of the Unified
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.
Lapses during opposition  TooltipCZ21.06.2023
ES21.06.2023
HR21.06.2023
MC21.06.2023
PL21.06.2023
RO21.06.2023
RS21.06.2023
SK21.06.2023
SM21.06.2023
IE17.09.2023
NO21.09.2023
GR22.09.2023
CH30.09.2023
IS21.10.2023
[2024/34]
Former [2024/33]CZ21.06.2023
ES21.06.2023
HR21.06.2023
MC21.06.2023
PL21.06.2023
RO21.06.2023
RS21.06.2023
SK21.06.2023
SM21.06.2023
IE17.09.2023
NO21.09.2023
GR22.09.2023
IS21.10.2023
Former [2024/28]CZ21.06.2023
ES21.06.2023
HR21.06.2023
MC21.06.2023
PL21.06.2023
RO21.06.2023
RS21.06.2023
SK21.06.2023
SM21.06.2023
NO21.09.2023
GR22.09.2023
IS21.10.2023
Former [2024/10]CZ21.06.2023
ES21.06.2023
HR21.06.2023
PL21.06.2023
RO21.06.2023
RS21.06.2023
SK21.06.2023
SM21.06.2023
NO21.09.2023
GR22.09.2023
IS21.10.2023
Former [2024/09]CZ21.06.2023
ES21.06.2023
HR21.06.2023
RS21.06.2023
SK21.06.2023
SM21.06.2023
NO21.09.2023
GR22.09.2023
IS21.10.2023
Former [2024/08]HR21.06.2023
RS21.06.2023
SK21.06.2023
SM21.06.2023
NO21.09.2023
GR22.09.2023
Former [2023/51]HR21.06.2023
RS21.06.2023
NO21.09.2023
GR22.09.2023
Former [2023/50]NO21.09.2023
GR22.09.2023
Former [2023/48]NO21.09.2023
Cited inInternational search[A]US2013262703  (DONG XUANMING [US], et al) [A] 1-20* paragraph [0021] - paragraph [0067] *;
 [XI]US9787567  (MEHTA MUNISH [US], et al) [X] 1-3,6 * the whole document * [I] 4,5,7-20
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.