Patent ID: 7150119

Claim:
A honeycomb laminated sign board panel for displaying a message through at least one layer on at least one side of said sign board panel, said sign board panel comprising: a core layer made of high molecular weight, high density polyethylene, said core layer having a first bonding surface, a second bonding surface, and a plurality of channels, a first interior layer and a second interior layer, said first interior layer and said second interior layer made of fiberglass reinforced plastic, said first interior layer bonded to said first bonding surface and said second interior layer bonded to said second bonding surface to prevent said panel from warping and to strengthen said panel, said first interior layer and said second interior layer having a thickness of 3/16–½ inches, and a first vinyl display layer and a second vinyl display layer, said first vinyl display layer and said second vinyl display layer having a message routed to form an opening therein, said first vinyl display layer bonded to said first interior layer and said second vinyl display layer bonded to said second interior layer.