3M Prevails in Patent Infringement Action Against Qingdao Sisa Abrasives Co., Ltd.

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ST. PAUL, Minn., Feb. 25, 2021 /PRNewswire/ -- The Intermediate People's Court of Zhengzhou, #china has ordered that the BCA-T (Blue Ceramic Abrasive Triangle) abrasive grain made by #qingdaosisaabrasivesco, Ltd. infringes 3M's Chinese patents ZL200980155621.4 and ZL201080026268.2. These patents relate to 3M's Precision-Shaped Abrasive Grain technology.

The court order requires Sisa to immediately stop the manufacture, sale, and offer for sale of Sisa's infringing abrasive grain in #china and directs the company to compensate 3M for its economic losses and expenses for rights of protection. The judgement went into effect on Feb. 1, 2021.

3M provides a comprehensive range of abrasive products and solutions to multiple industries, including #3m Cubitron™ II products containing Precision-Shaped Abrasive Grain that are widely used in high-performance grinding and material removal applications for the metalworking and collision repair industries. Learn more about 3M's Cubitron™ II technology at www.3m.com/3M/en_US/cubitronII-us.

3M is committed to protecting its intellectual property and investments in Precision-Shaped Abrasive Grain technology.