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3M and Ivoclar Vivadent Settle Dental Zirconia Coloring Patent Suit

ST. PAUL, Minn. & SCHAAN, Liechtenstein--(BUSINESS WIRE)--3M and Ivoclar Vivadent announced today that they have settled a patent lawsuit in Germany involving a processed zirconia coloring technology. As a result of the settlement, Ivoclar Vivadent will license this patented technology from 3M.

The technology enables the coloring of unshaded zirconia by color-matching dental restorations to the natural color of patients’ teeth. Since 3M developed and launched this technology, much of the industry colors unshaded dental zirconia using this process. 3M remains open to licensing this technology to other interested parties.

About 3M ESPE

3M ESPE is a dental product manufacturer that markets more than 2,000 dental products and services. 3M ESPE dental products are designed to help dental professionals improve their patients' oral health care. 3M Health Care, one of 3M's six major business segments, provides world-class innovative products and services to help health care professionals improve the practice and delivery of patient care in medical, oral care, drug delivery and health information markets. For more information on the complete 3M ESPE line of dental products, visit the 3M ESPE website at or call the 3M ESPE Technical Hotline at 1-800-634-2249. Products are available for purchase through authorized 3M ESPE distributors.

3M and ESPE are trademarks of 3M or 3M Deutschland GmbH.

About Ivoclar Vivadent
Ivoclar Vivadent is one of the world’s leading manufacturers of innovative material systems for high-quality dental applications. The company’s success is based on a comprehensive portfolio of products and systems, strong research and development capabilities and a clear commitment to training and further education. The company has wholly owned subsidiaries in 22 countries, and it employs 2500 people worldwide.

Donna Fleming Runyon, 651-736-7646
Ivoclar Vivadent AG
Nicole van Oers, +423 235 36 48

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