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European patent · EP3922597 · In force

Register entry

Publication number
EP3922597
Application number
EP21173339
Kind
European patent with effect for Switzerland and Liechtenstein
Status
In force
Specification
Granted
Filed
May 11, 2021
Published
Dec 15, 2021
Granted
Sep 3, 2025
Protection ends at the latest
May 10, 2041
Next annual fee due
May 31, 2026
IPC classes
B82Y 20/00 (2011.01)
G02B 1/00 (2006.01)
G02B 3/10 (2006.01)
Priority
US 202063038116 P 11.06.2020
US 202016999059 20.08.2020
Filing language
English
Source
Swissreg

History

What the Federal Institute of Intellectual Property published about this title, newest first.

  1. Jul 15, 2026

    Change

    Published in Swissreg on 15.07.2026

  2. Sep 3, 2025

    Granted

    Specification status
    Non-published patent application → Granted patent
    Status of protective title
    Initiated → Active

    Published in Swissreg on 03.09.2025

Parties

Inventor

WANG, Yibing Michelle

Temple City, CA, 91780, US

SIDDIQUE, Radwanul Hasan

Pasadena, CA, 91106, US

The register names each party by name and address. A holder or agent is linked to an organization where exactly one entity of the commercial register bears its name; the street of a party not so recognised is not shown here.