Apparatus for acoustically improving an environment

Details for Australian Patent Application No. 2001287919 (hide)

Owner Royal College of Art Raptopoulos, A.

Inventors Welter, Jeremy Hugh; Robson, Dominic; Klien, Volkmar; Scourboutis, Eugene; Raptopoulos, Andreas

Agent Watermark

Pub. Number AU-B-2001287919

PCT Pub. Number WO02/25631

Priority 0023207 21.09.00 GB

Filing date 21 September 2001

Wipo publication date 2 April 2002

Acceptance publication date 28 September 2006

International Classifications

G10K 11/175 (2006.01) Methods or devices for transmitting, conducting or directing sound in general

Event Publications

28 September 2006 Application Accepted

  Published as AU-B-2001287919

25 January 2007 Standard Patent Sealed

19 April 2012 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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