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EnviroTech :: Regulatory

October 31, 2007

Wellman Serves Eastman with PET Patent Infringement Suit

Chemical Week Editorial Staff

Wellman has filed a patent infringement lawsuit against Eastman Chemical charging that Eastman has violated two Wellman patents covering titanium-catalyzed polyethylene terephthalate (PET) resins and the preforms made from titanium-catalyzed PET resins. The...

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