UK – Ilumina Cambridge Limited v Latvia MGI Tech SIA

Posted: February 16th, 2021

Ilumina Cambridge Limited v Latvia MGI Tech SIA and others, High Court of England and Wales, 20 January 2021, [2021] EWHC 57 (Pat) This was a substantial patent dispute which spanned 12 days in court and involved infringement and validity of 5 patents. The patentee, Illumina, held patents relating to DNA sequencing technology and MGI […]


UK – Coloplast v. Salts

Posted: January 25th, 2021

Coloplast A/S v Salts Healthcare Limited [2021] EWHC 3 (Pat) (18 January 2021) In this judgment Nicholas Caddick QC, sitting as a Deputy High Court Judge, found Coloplast’s patent for a “comfort layer” for an ostomy bag invalid for obviousness over the common general knowledge and also over five separate prior art citations. The lengthy […]


UK – FibroGen & Astellas v. Akebia & Otsuka

Posted: June 25th, 2020

FibroGen & Astellas v Akebia & Otsuka – Lord Justice Arnold returns to the Patents Court for monster six patent trial Lord Justice Arnold returned to the High Court in March to hear a trial involving the validity and threatened infringement of six patents concerning the use of inhibitors (referred to as HIF-PHIs) of an […]


UK – Geofabrics v. Fiberweb Geosynthetics

Posted: May 20th, 2020

Geofabrics Limited v Fiberweb Geosynthetics Limited [2020] EWHC 444 (Par) (5 March 2020) In this judgment Mr. David Stone (sitting as a Deputy High Court Judge) held that Geofabrics Limited’s patent entitled “trackbed liner and related methods” is valid and infringed by Fiberweb Geosynthetics Limited’s product, Hydrotex 2.0. Background Geofabrics Limited (“Geofabrics”) is the proprietor […]


UK – Anan Kasei & Rhodia Operations v. Neo Chemicals and Oxides

Posted: October 29th, 2019

Anan Kasei Co. Ltd & Rhodia Operations S.A.S. v Neo Chemicals and Oxides Limited & Neo Performance Materials Inc, Court of Appeal, London, 9 October 2019, [2019] EWCA Civ 1646 In this judgment, the Court of Appeal has dismissed an appeal by Neo Chemicals and Oxides (Europe) Limited (previously Molycorp Chemicals and Oxides (Europe) Limited) […]


UK – Takeda v. Roche

Posted: July 30th, 2019

Takeda UK Limited v F. Hoffman-La Roche AG, High Court of Justice, Patents Court, London, UK, 17 July 2019, [2019] EWHC 1911 (Pat) This judgment of Birss J concerns a patent relating to “Glycosylated Antibodies” (the “Patent”). The Claimant (“Takeda”) had brought a claim for revocation of the Patent. The Defendant patentee (“Roche”) had counterclaimed […]


UK – Conversant v. Huawei & ZTE / FRAND

Posted: July 9th, 2019

Conversant v Huawei & ZTE [2019] EWHC 1687 (Pat) UK Court considers essentiality and validity of patent in FRAND dispute. Background This judgment represents one of the technical trials in the dispute between Conversant (Claimant) and Huawei and ZTE (together the Defendants). The wider case relates to an ongoing dispute regarding what is a FRAND […]


UK – Illumina v. TDL

Posted: June 27th, 2019

Illumina and Sequenom (the “Claimants”) have been successful in another action relating to their prenatal diagnostics patent portfolio, with Mr Justice Arnold finding that Sequenom’s patent EP 1 524 321 (the “Patent”; Illumina being the exclusive licensee) was valid and infringed by TDL’s product, the Harmony Test which was developed by Ariosa (who accepted joint […]


UK – GSK v. Vectura

Posted: January 7th, 2019

GSK v Vectura, Patents Court, London, UK, 13 December 2018, Case no. [2018] EWHC 3414 (Pat) This judgment is the first instance decision of Arnold J, dealing with GSK’s claim for revocation of five of Vectura’s patents and Vectura’s counterclaim for infringement by GSK’s dry powder inhaler products for the treatment of asthma and chronic […]