 U.S. Published patent application Ser. No. 00/000,000 entitled Heatable Module For Use In Constructing A Pathway For Traffic, U.S. Published patent application Ser. No. 00/000,000 entitled Securely Interconnectable Modules For Use In Constructing A Pathway For Traffic, U.S. Published patent application Ser. No. 00/000,000 entitled Heatable 