Plant microvesicle compositions for miRNA delivery in cancer treatment
Summary
The European Patent Office published patent application EP3316862A1 for edible plant-derived microvesicle compositions designed to deliver miRNA for cancer treatment. The application, filed by the University of Louisville Research Foundation with inventor Huang-Ge Zhang, covers pharmaceutical formulations and methods for treating cancer using the microvesicle delivery system. The patent designates 39 European states.
What changed
The EPO published application EP3316862A1 titled 'Edible Plant-Derived Microvesicle Compositions for Delivery of miRNA and Methods for Treatment of Cancer.' The invention relates to compositions comprising microvesicles derived from edible plants, where the microvesicles contain miRNA payloads for therapeutic delivery to cancer cells. The application is classified under A61K 9/127 (liposomal compositions), A61P 35/00 (antineoplastic agents), and C12N 15/113 (nucleic acid sequences). Designated states include all major EPO member states across the EU.
This is a patent publication notice, not a regulatory requirement. Compliance teams monitoring pharmaceutical IP trends should note this publication for competitive landscape analysis in the miRNA delivery space. No immediate action is required unless your organization is developing similar technologies where this patent may affect freedom-to-operate considerations.
Source document (simplified)
EDIBLE PLANT-DERIVED MICROVESICLE COMPOSITIONS FOR DELIVERY OF miRNA AND METHODS FOR TREATMENT OF CANCER
Publication EP3316862A1 Kind: A1 Mar 25, 2026
Applicants
University of Louisville Research Foundation, Inc.
Inventors
ZHANG, Huang-Ge
IPC Classifications
A61K 9/127 20060101AFI20190103BHEP A61P 35/00 20060101ALI20190103BHEP C12N 15/113 20100101ALI20190103BHEP
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
Named provisions
Related changes
Source
Classification
Who this affects
Taxonomy
Browse Categories
Get Pharma & Drug Safety alerts
Weekly digest. AI-summarized, no noise.
Free. Unsubscribe anytime.
Get alerts for this source
We'll email you when ChangeBridge: EPO Bulletin - Pharma (A61K) publishes new changes.