Patent Application: Spray Dried Lipid Nanoparticle Formulations
Summary
The USPTO has published a patent application (US20260083681A1) detailing formulations for spray-dried lipid nanoparticle matrix particles. The application, filed on September 16, 2025, describes a composition including lipid nanoparticles, a buffer system, and a barrier matrix stabilizer. This publication is part of the patent application process and does not represent a final grant or regulatory requirement.
What changed
The United States Patent and Trademark Office (USPTO) has published a patent application, identified as US20260083681A1, concerning novel formulations for spray-dried lipid nanoparticles. The application details a composition comprising lipid nanoparticles, a buffer system, and a barrier matrix stabilizer, with specific parameters for the stabilizer based on osmolarity and injectable volume. The filing date for this application was September 16, 2025.
This publication represents a step in the patent application process and does not impose any immediate regulatory obligations or compliance requirements on pharmaceutical companies. It signifies that an invention related to drug formulation has been disclosed and is undergoing examination. Companies involved in pharmaceutical development, particularly those working with lipid nanoparticle delivery systems, may wish to review this application for potential intellectual property insights or to understand emerging technologies in the field.
Archived snapshot
Mar 26, 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.
FORMULATIONS OF SPRAY DRIED LIPID NANOPARTICLES
Application US20260083681A1 Kind: A1 Mar 26, 2026
Inventors
Mark Kastantin, Dan Smithey, Erica Schlesinger, Ryan Mowry
Abstract
A formulation is provided for a spray dried lipid nanoparticle matrix particles, including lipid nanoparticles, a buffer system, and a barrier matrix stabilizer, wherein the barrier matrix stabilizer is included in a solid weight percent based on a maximum osmolarity and a maximum acceptable injectable volume of an injectable formulation comprising the spray dried lipid nanoparticle matrix particles.
CPC Classifications
A61K 9/5123 A61K 9/0019 A61K 9/5161 A61K 9/5192 A61K 31/7105
Filing Date
2025-09-16
Application No.
19330723
Named provisions
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