3M files patent infringement lawsuit in Germany to protect dental ceramic technology
Friday, Jun 26, 2020
American Energy – Woodford, LLC (“AEW”), an affiliate of American Energy Partners, LP, today announced that it has completed a series of transactions that increased the equity invested in the company by $100 million, reduced its debt by approximately $152 million and increased the company’s liquidity by approximately $171 million.  These transactions include the settlement of AEW’s private offer to exchange (the “Exchange Offer”) any and all of its outstanding 9.00% -As the next step in its ongoing program to license to the dental industry 3M’s patented technologies in various areas of ceramic-based dental restorations, 3M has filed a patent infringement lawsuit in Düsseldorf, Germany. On June 23, 2020, 3M filed a patent infringement lawsuit in Düsseldorf, Germany, against Zirkonzahn Deutschland GmbH located in Neuler, Germany, and Zirkonzahn SRL located in Gais, South Tyrol, Italy. The lawsuit alleges infringement of 3M’s European Patent No. 1 154 969 B2 by using Zirkonzahn’s instructions for sintering of Zirkonzahn’s zirconia blocks. 3M’s patented technology enables dimensionally precise sintering of dental ceramics.

3M is committed to improving oral care through continuous R&D investments. The company’s dental division, 3M ESPE, has been recognized as the most innovative dental company for the past 10 years by the Anaheim Group. This distinction is awarded based on the number of patent filings, 510k clearances and new product introductions.

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