Global Patent Index - EP 4044842 A2

EP 4044842 A2 20220824 - VAPORIZER DEVICE MICROFLUIDIC SYSTEMS AND APPARATUSES

Title (en)

VAPORIZER DEVICE MICROFLUIDIC SYSTEMS AND APPARATUSES

Title (de)

MIKROFLUIDISCHE SYSTEME EINER VERDAMPFERVORRICHTUNG UND VORRICHTUNGEN

Title (fr)

SYSTÈMES ET APPAREILS MICROFLUIDIQUES DE DISPOSITIF DE VAPORISATEUR

Publication

EP 4044842 A2 20220824 (EN)

Application

EP 20797357 A 20201014

Priority

  • US 201962915005 P 20191014
  • US 201916656360 A 20191017
  • US 2020055622 W 20201014

Abstract (en)

[origin: WO2021076657A2] Microfluidic features regulate the flow of fluids in a cartridge for a vaporizer device. The microfluidic features prevent leaks of liquid vaporizable material and enhance the functioning of the cartridge when there is a differential pressure between a storage chamber containing the liquid vaporizable material and ambient conditions outside the cartridge. Related systems, apparatuses, and processes, are also described.

IPC 8 full level

A24F 40/10 (2020.01); A24F 40/46 (2020.01); A24F 40/48 (2020.01)

CPC (source: EP GB KR)

A24F 40/10 (2020.01 - GB KR); A24F 40/40 (2020.01 - GB); A24F 40/42 (2020.01 - KR); A24F 40/44 (2020.01 - KR); A24F 40/46 (2020.01 - EP KR); A24F 40/48 (2020.01 - EP KR); A24F 40/485 (2020.01 - KR); A24F 40/10 (2020.01 - EP)

Designated contracting state (EPC)

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

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

WO 2021076657 A2 20210422; WO 2021076657 A3 20210805; CN 114727655 A 20220708; EP 4044842 A2 20220824; GB 202204567 D0 20220511; GB 202314011 D0 20231101; GB 202403247 D0 20240417; GB 202408135 D0 20240724; GB 2606847 A 20221123; GB 2606847 B 20231101; GB 2620855 A 20240124; GB 2620855 B 20240710; GB 2624994 A 20240605; GB 2624994 B 20240904; GB 2627407 A 20240821; JP 2022551961 A 20221214; KR 20220079959 A 20220614

DOCDB simple family (application)

US 2020055622 W 20201014; CN 202080071518 A 20201014; EP 20797357 A 20201014; GB 202204567 A 20201014; GB 202314011 A 20201014; GB 202403247 A 20201014; GB 202408135 A 20201014; JP 2022522397 A 20201014; KR 20227015844 A 20201014