OPTISCHES MATERIAL

European patent · EP3958047 · In force

Register entry

Publication number
EP3958047
Application number
EP20791488
Kind
European patent with effect for Switzerland and Liechtenstein
Status
In force
Specification
Granted
Filed
Apr 17, 2020
Published
Feb 23, 2022
Granted
Mar 4, 2026
Protection ends at the latest
Apr 16, 2040
Next annual fee due
Apr 30, 2026
IPC classes
G02C 7/10 (2006.01)
C08G 18/06 (2006.01)
C08G 18/38 (2006.01)
G02B 5/22 (2006.01)
C08G 18/24 (2006.01)
C08G 18/75 (2006.01)
G02B 1/04 (2006.01)
Priority
JP 2019079856 19.04.2019
PCT application
PCT/JP2020/016890 17.04.2020
PCT publication
WO2020/213717 22.10.2020
Filing language
Japanese
Source
Swissreg

History

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

  1. Mar 4, 2026

    Granted

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

    Published in Swissreg on 04.03.2026

Parties

Holder

Mitsui Chemicals, Inc.

2-1, Yaesu 2-chome Chuo-ku, Tokyo 104-0028, JP

Itoh Optical Industrial Co. Ltd.

Itoh Optical Industrial Co., Ltd.

3-19, Miyanari-cho, Gamagori-shi, Aichi 443-0041, JP

Inventor

MATSUI, Yusuke

Omuta-shi, Fukuoka 836-8610, JP

ITO, Shinsuke

Omuta-shi, Fukuoka 836-8610, JP

ODA, Hirofumi

Gamagori-city, Aichi 4430041, JP

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.