WÄRMETAUSCHER

European patent · EP4556839 · In force

Register entry

Publication number
EP4556839
Application number
EP24020329
Kind
European patent with effect for Switzerland and Liechtenstein
Status
In force
Specification
Granted
Filed
Nov 15, 2024
Published
May 21, 2025
Granted
Aug 19, 2026
Protection ends at the latest
Nov 14, 2044
Next annual fee due
Nov 30, 2027
IPC classes
F28D 9/00 (2006.01)
F28F 3/02 (2006.01)
Priority
PL 44675623 17.11.2023
Filing language
Polish
Source
Swissreg

History

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

  1. Oct 21, 2026

    Agent entered

    Representative
    MICHELI & CIE SA, 122, rue de Genève,, CP 61, 1226 Thônex

    Published in Swissreg on 21.10.2026

  2. Aug 19, 2026

    Granted

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

    Published in Swissreg on 19.08.2026

Parties

Holder

AIC Spólka Akcyjna

ul. Rdestowa 41, 81-577 Gdynia, PL

Agent

MICHELI & CIE SA

122, rue de Genève, CP 61, 1226 Thônex

Inventor

Siemienczuk, Tomasz

80-351 Gdansk, PL

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.