(19)
(11) EP 1 726 730 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
03.10.2007 Bulletin 2007/40

(43) Date of publication A2:
29.11.2006 Bulletin 2006/48

(21) Application number: 06114432.5

(22) Date of filing: 23.05.2006
(51) International Patent Classification (IPC): 
E04B 5/36(2006.01)
(84) Designated Contracting States:
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
Designated Extension States:
AL BA HR MK YU

(30) Priority: 23.05.2005 EP 05425358
13.02.2006 EP 06425075

(71) Applicant: De Berg S.r.l.
20123 Milano (IT)

(72) Inventor:
  • REGORDA, Silvano
    I-20090, CUSAGO (Milano) (IT)

(74) Representative: Long, Giorgio et al
Jacobacci & Partners S.p.A. Via Senato, 8
20121 Milano
20121 Milano (IT)

   


(54) Construction panel


(57) The present invention relates to a panel made of plastic material to be used in the preparation of construction elements, especially slabs and ceilings.
Particularly, the present invention relates to a construction panel (1) made of plastic material, characterized in that it has a plurality of blind cavities (5) at a base surface (4), and having a walking surface (2), on the side opposite to said base surface (4), and closed side walls (3).







Search report