CA2627198A1 — Methylphenidate extended release therapeutic drug delivery system
Assigned to Pharmascience Inc · Expires 2009-09-27 · 17y expired
What this patent protects
The present invention relates to an extended release therapeutic drug delivery system, comprising a controlled release core matrix comprising an active pharmaceutical ingredient; and a release controlling excipient; and a controlled release coating layer covering the core matrix …
USPTO Abstract
The present invention relates to an extended release therapeutic drug delivery system, comprising a controlled release core matrix comprising an active pharmaceutical ingredient; and a release controlling excipient; and a controlled release coating layer covering the core matrix composition, for use in once daily or twice daily administration and processes to manufacture such extended release therapeutic drug delivery system.
Drugs covered by this patent
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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