MEHRPHASIGER FEHLERSTROMSCHUTZSCHALTER

European patent · EP4303904 · In force

Register entry

Publication number
EP4303904
Application number
EP23172220
Kind
European patent with effect for Switzerland and Liechtenstein
Status
In force
Specification
Granted
Filed
May 9, 2023
Published
Jan 10, 2024
Granted
Mar 5, 2025
Protection ends at the latest
May 8, 2043
Next annual fee due
May 31, 2026
IPC classes
H01H 71/00 (2006.01)
H01H 83/04 (2006.01)
H01H 83/14 (2006.01)
H02H 3/16 (2006.01)
H02H 3/33 (2006.01)
Priority
US 202217749743 20.05.2022
Filing language
English
Source
Swissreg

History

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

  1. Jan 14, 2026

    Change

    Published in Swissreg on 14.01.2026

  2. Mar 5, 2025

    Granted

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

    Published in Swissreg on 05.03.2025

Parties

Holder

Neilsen-Kuljian Inc.

3511 Charter Park Drive, San Jose, California 95136, US

Inventor

NGUYEN, Huy D.

Tracy, CA, US

LEE, Tom Lik-Chung

San Jose, CA, US

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.