| (84) |
Designated Contracting States: |
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AT BE BG CH CY CZ DE DK EE ES FI FR GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL
PT RO SE SI SK SM TR |
| (30) |
Priority: |
01.04.2009 GB 0905547 15.03.2010 GB 201004155
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| (43) |
Date of publication of application: |
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08.02.2012 Bulletin 2012/06 |
| (73) |
Proprietor: Pure Acoustic Limited |
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Berkhamsted
Hertfordshire HP4 2BL (GB) |
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| (72) |
Inventor: |
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- Johnson, Kenneth Gordon
Shetland Islands ZE1 0WL (GB)
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| (74) |
Representative: Ellis, Michael James et al |
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Ellis IP Ltd
53/4 George Street Edinburgh EH2 2HT Edinburgh EH2 2HT (GB) |
| (56) |
References cited: :
GB-A- 798 131 US-A- 3 479 916 US-A1- 2005 016 355
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SE-B- 421 843 US-A- 4 386 548
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