Production Method for Retinal Tissue, EP3868873A1, Apr 15
Summary
The European Patent Office published patent EP3868873A1 titled 'Production Method for Retinal Tissue' on April 15, 2026. The patent names RACTHERA Co., Ltd. and RIKEN as applicants, with inventors including KUWAHARA, Atsushi, YAMASAKI, Suguru, HIRAMINE, Yasushi, SASAI, Yoshiki, and TAKAHASHI, Masayo. IPC classifications include C12N 5/079 (cell or tissue culture), A61K 35/44 (eye-related preparations), A61L 27/00 (prosthetic implants), and A61P 27/02 (ophthalmic agents).
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GovPing monitors EPO Patent Bulletin - Biotech (C12N) for new healthcare & life sciences regulatory changes. Every update since tracking began is archived, classified, and available as free RSS or email alerts — 61 changes logged to date.
What changed
The EPO Patent Bulletin published patent application EP3868873A1, a production method for retinal tissue, on April 15, 2026. The patent is classified under multiple IPC codes related to cell culture, ophthalmic preparations, and prosthetic materials.
For entities engaged in biotechnology, pharmaceutical research, or medical device development involving ophthalmic applications, this patent establishes intellectual property protection for retinal tissue production methods in designated EPO member states. RACTHERA Co., Ltd. and RIKEN now hold exclusive rights to practice the claimed methods within the designated territories.
Archived snapshot
Apr 25, 2026GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.
PRODUCTION METHOD FOR RETINAL TISSUE
Publication EP3868873A1 Kind: A1 Apr 15, 2026
Applicants
RACTHERA Co., Ltd., RIKEN
Inventors
KUWAHARA, Atsushi, YAMASAKI, Suguru, HIRAMINE, Yasushi, SASAI, Yoshiki, TAKAHASHI, Masayo
IPC Classifications
C12N 5/079 20100101AFI20210713BHEP A61K 35/44 20150101ALI20210713BHEP A61L 27/00 20060101ALI20210713BHEP A61P 27/02 20060101ALI20210713BHEP C12N 5/10 20060101ALI20210713BHEP C12Q 1/02 20060101ALI20210713BHEP G01N 33/50 20060101ALI20210713BHEP
Designated States
AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR
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