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European patent · EP3973341 · In force

Register entry

Publication number
EP3973341
Application number
EP20725064
Kind
European patent with effect for Switzerland and Liechtenstein
Status
In force
Specification
Granted
Filed
Apr 28, 2020
Published
Mar 30, 2022
Granted
Aug 27, 2025
Protection ends at the latest
Apr 27, 2040
Next annual fee due
Apr 30, 2026
IPC classes
G02B 6/44 (2006.01)
G02B 6/38 (2006.01)
Priority
US 201916419571 22.05.2019
PCT application
PCT/US2020/030237 28.04.2020
PCT publication
WO2020/236404 26.11.2020
Filing language
English
Source
Swissreg

History

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

  1. Jul 8, 2026

    Change

    Published in Swissreg on 08.07.2026

  2. Aug 27, 2025

    Granted

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

    Published in Swissreg on 27.08.2025

Parties

Holder

Corning Research & Development Corporation

One Riverfront Plaza, Corning, New York 14831, US

Inventor

WU, Qi

Painted Post, New York 14870, 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.