US9415009 — Compositions, methods and systems for respiratory delivery of two or more active agents
Method of Use · Assigned to Pearl Therapeutics Inc · Expires 2030-05-28 · 4y remaining
What this patent protects
This patent protects methods and systems for delivering two or more active agents through a metered dose inhaler for pulmonary or nasal use.
USPTO Abstract
Compositions, methods and systems are provided for pulmonary or nasal delivery of two or more active agents via a metered dose inhaler. In one embodiment, the compositions include a suspension medium, active agent particles, and suspending particles, in which the active agent particles and suspending particles form a co-suspension within the suspension medium.
Drugs covered by this patent
- Pulmicort Respules (BUDESONIDE) · AstraZeneca K.K.
- albuterol-sulfate (ALBUTEROL SULFATE)
FDA Patent Use Codes
When a patent is method-of-use, FDA lists it once per applicable indication ("U-code"). Each U-code carves out a specific therapeutic use that generic filers must either license or design around.
| Code | Description | Drug |
|---|---|---|
U-2889 |
— | Pulmicort Respules |
U-3509 |
— | albuterol-sulfate |
U-3203 |
— | Pulmicort Respules |
U-2889 |
— |
Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.
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