R1234yf: Federal Trade Commission ends investigation and Federal Circuit upholds Honeywell’s patent

USA: The US Federal Trade Commission has closed its investigation into agreements between Honeywell and DuPont – now Chemours – over the sale of the HFO refrigerant R1234yf.

The non-public investigation sought to determine whether Honeywell and DuPont engaged in conduct that violated laws of restraint of trade or unfair competition.

In a letter to those involved, Federal Trade Commission Secretary Donald S Clark said: “Upon further review of this matter, it now appears that no further action is warranted by the Commission at this time. Accordingly, the investigation has been closed.”    …Click here to read more.

USA:  The Federal Circuit vacated the decision by the USPTO Patent Trial and Appeal Board to invalidate Honeywell’s R1234yf patent.  The plain-english translation reads, Honeywell’s R1234yf patent is upheld as valid and enforceable.    …Click here to read more.