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ARTICLE · 06 NOVEMBER 2023

UPC And Forum Shopping – Rule 17.3

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On 1 June 2023, ASTELLAS INSTITUTE FOR REGENERATIVE MEDICINE lodged a statement of revocation of the European Patent No. EP 3056564 B1 entitled "method for purification of retinal pigment epithelial cells"...

United KingdomIntellectual Property
Harry Hutchinson
Harry Hutchinson
Lauris Kemp
Lauris Kemp
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Order of the classifications listed on the front of a patent and why it matters?

On 1 June 2023, ASTELLAS INSTITUTE FOR REGENERATIVE MEDICINE lodged a statement of revocation of the European Patent No. EP 3056564 B1 entitled "method for purification of retinal pigment epithelial cells" before the Central Division of the UPC against the concerned registered proprietors, namely HEALIOS KK and OSAKA UNIVERSITY.

Bear in mind the title of the patent in suit for remainder of the article. Note also, claim 1 of the patent as granted, which is:

"1. A method of purifying a retinal pigment epithelial cell, comprising the steps of: (1) recovering a cell population obtained by differentiation induction of pluripotent stem cells on laminin or a fragment thereof by treating with a cell separating solution, wherein the cell population contains retinal pigment epithelial cells which are present on the laminin or the fragment thereof under a jelly-like substance containing

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