Protective working device for miners

Details for Australian Patent Application No. 2003200147 (hide)

Owner DBT Automation GmbH

Inventors Richter, Bernhard; Herkenrath, Peter

Agent Callinan

Pub. Number AU-A-2003200147

Priority 10201505.8 17.01.02 DE

Filing date 17 January 2003

Wipo publication date 7 August 2003

International Classifications

F21V 025/00 Safety devices structurally associated with lighting devices

F21W 131/40

H02H 007/00 Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions

F21V 033/00 Structural combinations of lighting devices with other articles, not otherwise provided for

F21L 004/00 Electric lighting devices with self-contained electric batteries or cells

A42B 003/04 Helmets - Parts, details or accessories of helmets

E21F 017/18 Methods or devices for use in mines or tunnels, not covered elsewhere

Event Publications

30 January 2003 Complete Application Filed

  Priority application(s): 10201505.8 17.01.02 DE

7 August 2003 Application Open to Public Inspection

  Published as AU-A-2003200147

16 March 2006 Assignment before Grant

  DBT Automation GmbH The application has been assigned to DBT GmbH

1 March 2007 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(c). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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