Patent · US Active

Thermoresponsive hydrogel containing polymer microparticles for controlled drug delivery to the ear

US11484515B2 · kind B2 · utility

0Cited by

1References

14Claims

0Family size

Assignee

University of Pittsburgh—Of the Commonwealth System of Higher Education · US

Inventors

Morgan V. Fedorchak · Mars, US
Steven R. Little · Washington, US
Joel S. Schuman · Wayland, US

Key dates

Filing date	Dec 10, 2018
Grant date	Nov 1, 2022
Priority date	—
Expiry date	Dec 10, 2038

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K45/06
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Methods for treating an ear condition in a subject, comprising topically administering to the ear of the subject in need thereof a composition comprising: (i) an anti-infective agent-loaded biodegradable polymer microspheres; and (ii) a thermoresponsive hydrogel.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.