×

Ectrudable cement core thermoplastic composite

  • US 6,358,585 B1
  • Filed: 05/14/1997
  • Issued: 03/19/2002
  • Est. Priority Date: 05/14/1996
  • Status: Expired due to Fees
First Claim
Patent Images

1. A panel for use in siding which comprises:

  • a cement core in a shape defining the panel of the siding; and

    a plastic film layer attached to the cement core, wherein the plastic film layer is selected from the group consisting of polymers and copolymers of vinyl chloride.

View all claims
  • 3 Assignments
Timeline View
Assignment View
    ×
    ×