BIOLASE Receives New U.S. Patent for Electromagnetic Cleaning and Whitening Toothbrush System

Patent for Energy Emitting Toothbrush Combined With Photosensitive Dentifrice Bolsters Intellectual Property, Business Development in Consumer Markets

IRVINE, CA--(Marketwire - September 13, 2007) - BIOLASE Technology, Inc. (NASDAQ: BLTI), the world's leading dental laser company, announced today that it has been granted a new U.S. patent related to its oral care technologies for a teeth cleaning and whitening system using a toothbrush that emits electromagnetic energy combined with a dentifrice containing a photosensitive agent.

President and CEO Jeffrey W. Jones said that this new patent strengthens the Company's protection for a variety of innovative consumer products either under consideration or already in development.

"Our overall business strategy includes pursuing the development of consumer products based upon our core technologies and related intellectual property portfolio. This patent and others that are pending add to our already solid position for future product development in this category," Jones added.

The patent, No. 7,261,558, granted by the U.S. Patent and Trademark Office, contains both device and method claims related to a cleaning and whitening system for teeth, comprised of a toothbrush having a cleaning surface that incorporates a source of electromagnetic radiation (energy) that focuses energy toward the cleaning surface during brushing to enhance cleaning of the teeth and a dentifrice that disperses a photosensitive agent including a whitening compound. The patent contains 147 claims, of which seven are independent.


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