CA2589514E — Dry powder inhaler formulations comprising surface-modified particles with anti-adherent additives
Assigned to Individual · Expires 2014-07-22 · 12y expired
What this patent protects
The present invention is concerned with a refinement of the processing of particles that are to form a dry powder formulation which is to be administered to the lung using a dry powder inhaler (DPI) device. In particular, the present invention provides the processing of particles…
USPTO Abstract
The present invention is concerned with a refinement of the processing of particles that are to form a dry powder formulation which is to be administered to the lung using a dry powder inhaler (DPI) device. In particular, the present invention provides the processing of particles of active material and particles of carrier material in the presence of additive material to provide a powder composition which exhibits excellent powder properties and which is economical to produce.
Drugs covered by this patent
- glycopyrrolate (Glycopyrrolate) · Yonsei University
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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