(19)

(11)

EP 2 171 170 A2

(12)

(88) Date of publication A3: 26.03.2009 (43) Date of publication: 07.04.2010 Bulletin 2010/14 (21) Application number: 08775810.8 (22) Date of filing: 22.06.2008

(51) International Patent Classification (IPC):  E04D 3/08(2006.01) (86) International application number: PCT/GB2008/002260 (87) International publication number: WO 2009/001114 (31.12.2008 Gazette 2009/01)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (30) Priority: 27.06.2007 GB 0712500 (71) Applicant: Ultraframe (UK) Limited Lancashire BB7 1PE (GB)	(72) Inventor: THOMSON, Andrew Lancashire PR3 2GD (GB) (74) Representative: Cawley, Aimee Elizabeth et al Marks & Clerk LLP Sussex House 83-85 Mosley Street Manchester M2 3LG Manchester M2 3LG (GB)