CELLULOSEFILAMENTVERFAHREN

European patent · EP3902944 · In force

Register entry

Publication number
EP3902944
Application number
EP19824330
Kind
European patent with effect for Switzerland and Liechtenstein
Status
In force
Specification
Granted
Filed
Dec 20, 2019
Published
Nov 3, 2021
Granted
Dec 3, 2025
Protection ends at the latest
Dec 19, 2039
Next annual fee due
Dec 31, 2026
IPC classes
D01D 5/00 (2006.01)
D01D 5/06 (2006.01)
D01F 2/00 (2006.01)
D01D 4/02 (2006.01)
Priority
EP 18248173 28.12.2018
PCT application
PCT/EP2019/086554 20.12.2019
PCT publication
WO2020/136108 02.07.2020
Filing language
English
Source
Swissreg

History

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

  1. Oct 14, 2026

    Change

    Published in Swissreg on 14.10.2026

  2. Jan 6, 2026

    Agent entered

    Representative
    Dennemeyer AG, Bahnhofstrasse 23, 6300 Zug

    Published in Swissreg on 06.01.2026

  3. Jan 1, 2026

    Next annual fee due on

    Next annual fee due on
    31.12.2025 → 31.12.2026

    Published in Swissreg on 01.01.2026

  4. Dec 3, 2025

    Granted

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

    Published in Swissreg on 03.12.2025

Parties

Holder

LENZING AKTIENGESELLSCHAFT

4860 Lenzing, AT

Agent

Dennemeyer AG

Bahnhofstrasse 23, 6300 Zug

Inventor

SCHREMPF, Christoph

4701 Bad Schallerbach, AT

PILLICHSHAMMER, Johann

4890 Frankenmarkt, AT

GRESSENBAUER, Andreas

4861 Schörfling am Attersee, AT

REITER, Ernst

4861 Schörfling am Attersee, AT

NEUNTEUFEL, Martin

Discover Bay City Lantau Island, N. T., HK

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.