POLYPHENYLENSULFON

European patent · EP4200356 · In force

Register entry

Publication number
EP4200356
Application number
EP20761225
Kind
European patent with effect for Switzerland and Liechtenstein
Status
In force
Specification
Granted
Filed
Aug 24, 2020
Published
Jun 28, 2023
Granted
Aug 20, 2025
Protection ends at the latest
Aug 23, 2040
Next annual fee due
Aug 31, 2027
IPC classes
C08G 65/40 (2006.01)
C08G 75/23 (2006.01)
C08L 71/12 (2006.01)
C08L 81/06 (2006.01)
PCT application
PCT/EP2020/073596 24.08.2020
PCT publication
WO2022/042814 03.03.2022
Filing language
English
Source
Swissreg

History

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

  1. Sep 1, 2026

    Next annual fee due on

    Next annual fee due on
    31.08.2026 → 31.08.2027

    Published in Swissreg on 01.09.2026

  2. Jul 1, 2026

    Change

    Published in Swissreg on 01.07.2026

  3. Sep 1, 2025

    Next annual fee due on

    Next annual fee due on
    31.08.2025 → 31.08.2026

    Published in Swissreg on 01.09.2025

  4. Aug 20, 2025

    Granted

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

    Published in Swissreg on 20.08.2025

Parties

Holder

BASF SE

BASF SE GBI - C006, 67056 Ludwigshafen, DE

Inventor

WEBER, Martin

67056 Ludwigshafen, DE

HENNENBERGER, Florian

67056 Ludwigshafen, DE

MALETZKO, Christian

67056 Ludwigshafen, DE

WILMS, Axel

67227 Frankenthal, DE

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.