IP Library Granted Patent US 11,648,324
Granted Patent B2
US 11,648,324 · App. 17/317,517 · Granted May 16, 2023

Lipids and lipid nanoparticle formulations for delivery of nucleic acids

Inventors: Steven M. Ansell (Vancouver, CA); Xinyao Du (Vancouver, CA)
Assignee: Acuitas Therapeutics, Inc.
A61K48/0033A61K9/127A61K47/18C07C219/06C07C229/12C07C229/16C07C233/18C07C255/24C12N9/0069C12Y113/12007
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Quick Facts
Patent No.
US 11,648,324
App. No.
17/317,517
Filed
May 11, 2021
Granted
May 16, 2023
Kind
B2
Art Unit
1613
USPC
424/450
Abstract

Compounds are provided having the following structure: or a pharmaceutically acceptable salt, tautomer or stereoisomer thereof, wherein R 1 , R 2 , R 3 , L 1 , L 2 , G 1 , G 2 and G 3 are as defined herein. Use of the compounds as a component of lipid nanoparticle formulations for delivery of a therapeutic agent, compositions comprising the compounds and methods for their use and preparation are also provided.

Claims (7)

1. A compound having the following structure:

or a stereoisomer or pharmaceutically acceptable salt thereof.

2. A lipid nanoparticle comprising the compound of claim 1 .

3. The lipid nanoparticle of claim 2 , further comprising a messenger RNA.

4. A pharmaceutical composition comprising the compound of claim 1 and one or more pharmaceutically acceptable carriers, diluents or excipients.

5. A pharmaceutical composition comprising the lipid nanoparticle of claim 2 and one or more pharmaceutically acceptable carriers, diluents or excipients.

6. A pharmaceutical composition comprising the lipid nanoparticle of claim 3 and one or more pharmaceutically acceptable carriers, diluents or excipients.

Continuity (5)
Continuation 16184782 · Nov 8, 2018
Continuation 15337434 · Oct 28, 2016
Provisional Application 62328244 · Apr 27, 2016
Provisional Application 62247616 · Oct 28, 2015
Related Publication 20220072155A1 · Mar 10, 2022
Cited By (8)
US 12,329,857 US 12,410,121 US 12,491,261 US 12,583,816 US 12,667,627 US 12,678,515 US 12,685,764 US 12,714,670