Patents and Trademarks

As would be expected from the policies pursued by the Group, much of its product range is protected by Patents and Registered Design and Trade Marks.

Products specifically covered by Patents for our roofing and ventilation product range are:

Insulator Rooflights:	GB 2 399 380
Dry Fix Valley Troughs:	GB 2 307 922
Dry Fix Valley Troughs (Divisional):	GB 2 334 980
Dry Valley Bridge Piece:	GB 2 337 277
Plain Clay Tile Ventilator:	GB 2 344 836
Conti-Soaker:	GB 2 171 124
Flush Fitting Tile and Slate Ventilators:	GB 2 290 568
Over Fascia Ventilator:	GB 2 315 784
Dry Fix Bonding Gutter:	GB 2 413 806
Dry Fix Ventilated Ridge System:	GB 2 404 206

The following are Trade Marks of Hambleside Danelaw Limited:

Bonding Gutter | Dryseal | Insulator | Contour OTT | StepSafe | Arch-Light | Danelaw | Dry Fix Valley | Conti-Soaker | Continuous Eaves Course