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Arkema and Honeywell dismiss one of the claims in their suit

One of the items in a legal battle over patents relative to HFO-1234yf has been dismissed while the patent is under review by the US Patent and Trademark Office.

__truncato_root__>In June 2010, Arkema, Inc. and Arkema France filed suit against Honeywell International, Inc. in the United States District Court, asking the federal court to declare Honeywell’s patents on refrigerant HFO-1234yf invalid, as similar work was disclosed and patented earlier in Ja...

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