MAGNETISCHE ANTIKESSELSTEINVORRICHTUNG

European patent · EP4448949 · Deleted

Register entry

Publication number
EP4448949
Application number
EP22844000
Kind
European patent with effect for Switzerland and Liechtenstein
Status
Deleted
Specification
Granted
Filed
Dec 16, 2022
Published
Oct 23, 2024
Granted
Nov 12, 2025
Deleted
Jul 23, 2026
Reason
Annual fee unpaid
IPC classes
F02M 27/04 (2006.01)
C02F 1/48 (2023.01)
F16N 39/00 (2006.01)
Priority
BR 102021025695 17.12.2021
PCT application
PCT/BR2022/050500 16.12.2022
PCT publication
WO2023/108242 22.06.2023
Filing language
English
Source
Swissreg

History

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

  1. Sep 23, 2026

    Change

    Published in Swissreg on 23.09.2026

  2. Jul 23, 2026

    Deleted, fee unpaid

    Status of protective title
    Active → Cancelled
    Cancellation date
    23.07.2026
    Cause for cancellation
    Non-payment of renewal fee

    Published in Swissreg on 23.07.2026

  3. Nov 12, 2025

    Granted

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

    Published in Swissreg on 12.11.2025

Parties

Holder

Vallourec Soluções Tubulares do Brasil S.A.

Av. Olinto Meireles, nº 65 anexo 7.01/parte sala 109 Barreiro de Baixo, 30640-010 Belo Horizonte - MG, BR

Petróleo Brasileiro S.A. - Petrobras

Av. República do Chile, 65 Centro, 20031-912 Rio de Janeiro - RJ, BR

Inventor

DEROUBAIX, Antoine

59131 Rousies, FR

DA SILVA, Jorge Alberto

06721-290 Cotia - SP, BR

DE SOUZA JÚNIOR, José Roberto

13412-280 Piracicaba - SP, BR

PUSARD, Mickael

25230 Vandoncourt, FR

DA FONSECA QUINTANILHA, Mirela

28896-076 Rio das Ostras - RJ, BR

LOPES NOGUEIRA, Raynel

28860-000 Casimiro de Abreu - RJ, BR

OLIVEIRA DE OLIVEIRA, Paulo Guilherme

20231-030 Rio de Janeiro - RJ, BR

DUARTE FERREIRA, Marcus Vinicius

20271-030 Rio de Janeiro - RJ, BR

SALATIEL DE OLIVEIRA, Fernando

11010-310 Santos - SP, BR

LEIBSOHN MARTINS, Andre

21941-915 Rio de Janeiro - RJ, BR

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.