BOHRLOCHVERFAHREN

European patent · EP3908732 · Deleted

Register entry

Publication number
EP3908732
Application number
EP20700152
Kind
European patent with effect for Switzerland and Liechtenstein
Status
Deleted
Specification
Granted
Filed
Jan 7, 2020
Published
Nov 17, 2021
Granted
Nov 26, 2025
Deleted
Aug 25, 2026
Reason
Annual fee unpaid
IPC classes
E21B 29/00 (2006.01)
E21B 29/08 (2006.01)
E21B 33/127 (2006.01)
Priority
EP 19150862 08.01.2019
EP 19201290 03.10.2019
PCT application
PCT/EP2020/050154 07.01.2020
PCT publication
WO2020/144147 16.07.2020
Filing language
English
Source
Swissreg

History

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

  1. Oct 7, 2026

    Change

    Published in Swissreg on 07.10.2026

  2. Aug 25, 2026

    Deleted, fee unpaid

    Status of protective title
    Active → Cancelled
    Cancellation date
    25.08.2026
    Cause for cancellation
    Non-payment of renewal fee

    Published in Swissreg on 25.08.2026

  3. Nov 26, 2025

    Granted

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

    Published in Swissreg on 26.11.2025

Parties

Holder

Welltec A/S

Gydevang 25, 3450 Allerød, DK

Inventor

KRÜGER, Christian

6300 Zug

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.