A method of forming an earplug by laser ablation and an earplug formed thereby

Details for Australian Patent Application No. 2004207440 (hide)

Owner 3M Innovative Properties Company

Inventors Taylor, Duncan

Agent Cullens

Pub. Number AU-B-2004207440

PCT Pub. Number WO2004/066895

Priority 10/346,604 17.01.03 US

Filing date 8 November 2004

Wipo publication date 12 August 2004

Acceptance publication date 17 December 2009

International Classifications

A61F 11/08 (2006.01) Methods or devices for treatment of the ears, e.g. surgical

B23K 26/38 (2006.01) Working by laser beam, e.g. welding, cutting, boring

B23K 26/40 (2006.01) Working by laser beam, e.g. welding, cutting, boring

B29C 65/02 (2006.01) Joining of preformed parts - by heating, with or without pressure

Event Publications

11 August 2005 PCT application entered the National Phase

  PCT publication WO2004/066895 Priority application(s): WO2004/066895

9 April 2009 Assignment before Grant

  Cabot Safety Intermediate Corporation The application has been assigned to 3M Innovative Properties Company

17 December 2009 Application Accepted

  Published as AU-B-2004207440

24 December 2009 Corrigenda

  Applications Accepted - Name Index Under the name 3M Innovative Properties Company, Application No. 2004207440, Under INID (22), correct the filing date to read 8 January 2004 Specifications Republished The following specifications contained errors when advertised OPI, Accepted or Certified. They have been reissued on the AU-A or AU-B CD-ROM of this Journal date. 2003256218 Lee, H. 2004244755 Medical Enzymes AG 2004292622 Sharp Kabushiki Kaisha 2005220708 Hydromer, Inc. 2006259823 Fleetguard, Inc. 200810127

15 April 2010 Standard Patent Sealed

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