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

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
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 Patent family: EP4203349 Family dossiers alerts: RSS Email

Subscribe to email alerts


Dossier(s):  

CN202010948783 CN2021089390W EP21865537 US202318180960



A confirmation email will be sent to the email address indicated
TypeType Patent family member
Publication No. DateType
US2023231871Global Dossier 20.07.2023A1
Priority number Date
CN202010948783 10.09.2020
WO2021CN89390 23.04.2021
TypeType Patent family member
Publication No. DateType
EP4203349Global Dossier 21.02.2024A4
EP4203349 28.06.2023A1
Priority number Date
CN202010948783 10.09.2020
WO2021CN89390 23.04.2021
TypeType Equivalent
Publication No. DateType
WO2022052476Global Dossier 17.03.2022A1
Priority number Date
CN202010948783 10.09.2020
TypeType Equivalent
Publication No. DateType
CN114257386BGlobal Dossier 21.03.2023B
CN114257386 29.03.2022A
Priority number Date
CN202010948783 10.09.2020