Lipid Nanoparticle Stem Cell Therapeutics - European Patent EP4330391A1
Summary
The European Patent Office granted Patent EP4330391A1 to the Trustees of the University of Pennsylvania for compositions and methods targeting lipid nanoparticle therapeutics to stem cells. The patent covers IPC classifications including A61K 47/69, A61K 47/68, A61K 9/51, C12N 15/88, and A61K 48/00. The patent is valid in 35 designated European member states including Germany, France, the United Kingdom, Italy, and Spain.
What changed
The European Patent Office published EP4330391A1, a granted patent for compositions and methods targeting lipid nanoparticle therapeutics to stem cells. Inventors Hamideh Parhiz and Drew Weissman developed the technology, which falls under pharmaceutical and biotech IPC classifications. The patent provides intellectual property protection in 35 designated European states.
For biotech firms, pharmaceutical companies, and research institutions working with lipid nanoparticle delivery systems or stem cell therapies, this patent establishes IP rights that may affect freedom-to-operate assessments. Entities developing competing technologies or seeking licensing opportunities should review the patent claims and designated state coverage.
Archived snapshot
Apr 19, 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.
COMPOSITIONS AND METHODS FOR TARGETING LIPID NANOPARTICLE THERAPEUTICS TO STEM CELLS
Publication EP4330391A1 Kind: A1 Apr 08, 2026
Applicants
The Trustees of the University of Pennsylvania
Inventors
PARHIZ, Hamideh, WEISSMAN, Drew
IPC Classifications
A61K 47/69 20170101AFI20260303BHEP A61K 47/68 20170101ALI20260303BHEP A61K 9/51 20060101ALI20260303BHEP C12N 15/88 20060101ALI20260303BHEP A61K 48/00 20060101ALI20260303BHEP
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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Source
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