A Method for Establishing an IPOA Chennel-Based Operation and Maintenance Channel

Details for Australian Patent Application No. 2002240774 (hide)

Owner Huawei Technologies Co., Ltd.

Inventors Peng, Jianhua

Agent Watermark

Pub. Number AU-B-2002240774

PCT Pub. Number WO2003/036838

Priority 01136795.4 25.10.01 CN

Filing date 13 March 2002

Wipo publication date 6 May 2003

Acceptance publication date 26 July 2007

International Classifications

H04J 13/00 (2006.01) Code multiplex systems

H04L 12/24 (2006.01) Data switching networks - Arrangements for maintenance or administration

H04L 29/12 (2006.01) Arrangements, apparatus, circuits or systems, not covered by a single one of groups - characterised by the data terminal

H04Q 7/34 (2006.01)

H04Q 7/36 (2006.01)

H04L 12/56 (2006.01) Data switching networks - Packet switching systems

H04Q 7/30 (2006.01)

Event Publications

3 July 2003 Application Open to Public Inspection

  Published as AU-B-2002240774

19 August 2004 Amendment Made

  The nature of the amendment is: Amend the invention title to read A Method for Establishing IPOA Channel-Based Default Operation and Maintenance Channels.

26 July 2007 Application Accepted

  Published as AU-B-2002240774

9 August 2007 Application for Amendment

  The nature of the amendment is as shown in the statement(s) filed 16 Jul 2007. Address for service in Australia - Watermark Patent & Trademark Attorneys Level 2 302 Burwood Road Hawthorn VIC 3122

29 November 2007 Amendment Made

  The nature of the amendment is as shown in the statement(s) filed 16 Jul 2007

6 December 2007 Standard Patent Sealed

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