US 11,759,545 B2 · Polymer particles

Abstract

Biodegradable, cross-linked polymer particle embolics and methods of making the same are described. The particle embolics can be used as embolization agents.

Claims20

Dependent claims

A plurality of polymer particles comprising:

a reaction product of a prepolymer solution including a solvent, at least one monomer, and at least one crosslinker having a structure

Dependencies are inferred from the claim text.

Facts

Application

17/393,299Filed 3 Aug 2021 · continuation

Priority

28 Sep 2016

Published

US 2021/0361823 A125 Nov 2021

Granted

19 Sep 2023

Term ends

Not estimatedThe source records don’t support an estimate.

Classification30 codes

A61L 24/0015
Use of materials characterised by their function or physical properties: medicaments; Biocides
A61K 31/4745
Ortho- or peri-condensed with heterocyclic ring systems: condensed with ring systems having nitrogen as a ring hetero atom, e.g. phenantrolines
A61K 31/555
Heterocyclic compounds: containing heavy metals, e.g. hemin, hematin, melarsoprol
A61K 47/6927
The form being a particulate, a powder, an adsorbate, a bead or a sphere: the form being a solid microparticle having no hollow or gas-filled cores

Family

Application62/401,091Us provisional application · filed 28 Sep 2016

Application62/428,990Us provisional application · filed 1 Dec 2016

Application15/719,241Parent of this continuation · filed 28 Sep 2017

Application16/237,298Parent of this continuation · filed 31 Dec 2018

US 10,201,632 B2Parent of this continuation · filed 12 Feb 2019

Application16/821,783Parent of this continuation · filed 17 Mar 2020

US 10,632,226 B2Parent of this continuation · filed 28 Apr 2020

US 2021/0361823 A1Pre-grant publication · published 25 Nov 2021

US 11,110,198 B2Parent of this continuation

US 2018/0085497 A1Published application

US 2019/0134257 A1Published application

US 2020/0215222 A1Published application

US 11,759,545 B2This patent

From the US filing history. Foreign family members aren’t listed.