Chemours files second lawsuit over R1234yf


Usa: Chemours has filed a next R1234yf patent infringement lawsuit in Japan versus Japanese refrigerant producer AGC Inc. 

The lawsuit alleges infringement of Chemours’ patents covering product or service compositions of the HFO refrigerant. 

Now the present business conventional for the air conditioning methods in new vehicles, R1234yf has been the subject matter of a amount of courtroom steps given that its introduction practically 10 many years ago. Chemours and Honeywell hold most or all of the patents issued for HFO-1234yf, although some of these have been disputed and stay the topic of courtroom actions. Honeywell has also previously taken a selection of patent infringement steps against various suppliers.

Chemours final took action towards AGC in November 2019, alleging infringement of Chemours’ patents masking solution compositions and utilization of R1234yf in automotive air conditioning and stationary refrigeration purposes in Japan. 

In a assertion on the newest action, Chemours said that the action reaffirmed its commitment “to vigorously protect its intellectual residence and investment” in its Opteon-brand name lower GWP refrigerants. It reported that this builds on its on-going endeavours to quit “the unlicensed manufacture, marketing and advertising, and sales” of its R1234yf “by all lawful usually means anywhere that activity happens all-around the world”.

AGC has so significantly built no remark on the motion.

Connected stories:

Chemours promises AGC infringed R1234yf patents20 November 2019
Usa: Refrigerant manufacturer Chemours has filed a patent infringement lawsuit in Japan towards Japanese chemical company AGC about the HFO refrigerant R1234yf. Read more…

Honeywell stories 2nd R1234yf seizure – 17 September 2019
BELGIUM: Refrigerant company Honeywell has announced a even more seizure of patent-busting R1234yf in Poland, the next seizure in that state in just a few months. Read more…

Honeywell stops patent-busting R1234yf cargo – 25 July 2019
United states/POLAND: Polish customs authorities have seized a shipment of suspected patent-infringing R1234yf refrigerant at the Baltic port of Gdynia. Read more…

Honeywell will get difficult on R1234yf – 30 Oct 2018
Usa: Motion by Honeywell has resulted in the seizure of a shipment of R1234yf, with the refrigerant maker filing alleged patent infringement lawsuits in the Czech Republic and Germany. Read more…



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