Honeywell wins latest battle for R1234yf

CHINA: Honeywell has received the newest round in a continuing collection of courtroom battles in between refrigerant companies in excess of the automotive air conditioning fuel R1234yf.

In the newest episode, at the stop of past month, the Supreme People’s Courtroom in China upheld the earlier conclusions of the Beijing IP Courtroom and the China National Intellectual Assets Administration that the promises in Honeywell’s application patent (No. 201210530088.9), which deal with the use of HFO-1234yf in automotive air conditioning programs, are legitimate. The courtroom also dismissed Arkema’s obstacle to these claims in China.

In a assertion pursuing the determination, Honeywell said: “This determination goes a prolonged way to guarding Honeywell and its authorised suppliers and distributors of 1234yf for automotive air conditioning applications in China and abroad and deterring unlicensed activity of Arkema and other unlicensed producers. The import of HFO-1234yf from China into any state in which Honeywell holds related patents is also an act of patent infringement,” it claimed.

Greatly recognized as the international substitution for R134a in automotive air conditioning units, R1234yf, Chemours and Honeywell, who collaborated on the progress of the small GWP refrigerant in 2010, maintain most or all of the patents issued. The validity of some of these patents have been fiercely disputed, significantly by the two other main refrigerant makers and suppliers Arkema and Mexichem (now Koura).

For their component, Chemours and Honeywell have also taken several lawful steps against these noticed to be infringing those people patents.

Commenting on the most current courtroom selection, Chemours stated: “This determination and the dismissal of Arkema’s obstacle to the claims signifies a significant victory for Chemours and Honeywell to guarantee that our prospects in the cellular air conditioning market place have a resource for secure and reliable refrigerants that fulfill the optimum excellent requirements and function to progress world wide sustainability initiatives.”


It is not all plain sailing for the US refrigerant suppliers. In September, China’s Condition Intellectual House Office environment invalidated Honeywell’s R1234yf manufacturing patent No. ZL200780007465.8 adhering to a challenge from Chinese manufacturer Zhejiang Huanxin Fluorine Elements Co. 

The Chinese corporation claims to have mastered the technologies of making R1234yf by independent research and enhancement utilizing trifluoropropylene as a raw content. 

While Honeywell has not however responded to issues from the Cooling Post, Honeywell is imagined to be mounting a legal obstacle to that final decision.

Previous thirty day period, Chemours filed a 2nd R1234yf patent infringement lawsuit in Japan from Japanese refrigerant maker AGC soon after a preceding motion unsuccessful in the Japanese courts.

In flip, AGC says it has submitted invalidation proceedings against many of Chemours’ patents, and promises that the patent business office has disclosed the advance recognize of demo selection that Chemours’ patents are invalid. 

Associated tales:

Chemours “disappointed” at R1234yf patent failure
United states of america/JAPAN: The latest R1234yf patent infringement lawsuit brought by Chemours versus Japanese refrigerant manufacturer AGC was submitted immediately after a past action unsuccessful in the Japanese courts. Read more…

Chemours documents 2nd lawsuit above R1234yf – 12 November 2021
United states of america: Chemours has filed a 2nd R1234yf patent infringement lawsuit in Japan against Japanese refrigerant manufacturer AGC Inc. Read more…

Chemours claims AGC infringed R1234yf patents – 20 November 2019
United states: Refrigerant manufacturer Chemours has submitted a patent infringement lawsuit in Japan versus Japanese chemical manufacturer AGC around the HFO refrigerant R1234yf. Read more…

Honeywell experiences second R1234yf seizure – 17 September 2019
BELGIUM: Refrigerant company Honeywell has declared a more seizure of patent-busting R1234yf in Poland, the second seizure in that state in just three months. Read more…

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

Honeywell receives tough on R1234yf – 30 October 2018
United states: 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…

EC ends R1234yf antitrust investigation25 Oct 2017
EUROPE: The European Commission has finished its antitrust investigation into cooperation among Honeywell and DuPont (now Chemours) on the creation of refrigerant R1234yf. Browse more…

Trade Commission ends R1234yf probe12 August 2017
United states: The US Federal Trade Commission has shut its investigation into agreements between Honeywell and DuPont – now Chemours – over the sale of the HFO refrigerant R1234yf. Study more…

Arkema files new grievance over R1234yf – 2 June 2017
FRANCE: Refrigerant manufacturer Arkema has complained to the European Commission boasting Honeywell is abusing its dominant place in the use of R1234yf in motor vehicle air conditioning programs. Read more…

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