| (84) |
Designated Contracting States: |
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AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE
SI SK TR |
| (30) |
Priority: |
30.09.2004 US 615490 P 15.07.2005 US 699564 P
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| (43) |
Date of publication of application: |
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11.07.2007 Bulletin 2007/28 |
| (73) |
Proprietor: Barrett Technology, LLC |
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Newton, Massachusetts 02458 (US) |
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| (72) |
Inventors: |
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- TOWNSEND, William T.
Weston, MA 02493 (US)
- CROWELL, Adam
Beverly MA 01915 (US)
- PRATT, Gill A.
Lexington, MA 02420 (US)
- HAUPTMAN, Traveler
Watertown, MA 02472 (US)
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| (74) |
Representative: Barker Brettell LLP |
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100 Hagley Road
Edgbaston Birmingham B16 8QQ Birmingham B16 8QQ (GB) |
| (56) |
References cited: :
US-A- 3 789 233 US-A- 5 159 218 US-B1- 6 684 944
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US-A- 4 935 661 US-A- 5 912 541 US-B2- 6 462 457
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