Covalon Technologies Inc. Receives Canadian Patent for Drug Delivery via Therapeutic Hydrogels

MISSISSAUGA, ONTARIO--(Marketwire - March 27, 2008) - Covalon Technologies Ltd. (“Covalon”) (TSX VENTURE: COV) is extremely pleased to announce that it has received a Notice of Allowance for a Canadian patent entitled: Drug delivery via therapeutic hydrogels (Patent Application No. 2,286,644).