CA Patent

CA2531116A1 — Diffusion layer modulated solids

Assigned to Pharmacia and Upjohn Co LLC · Expires 2005-01-20 · 21y expired

What this patent protects

Diffusion layer modulated solids that include an excipient and a soluble salt of a poorly soluble, basic drug; a soluble salt of a poorly soluble, acidic drug; or a poorly soluble, non-ionizable drug are useful, for example, for improved delivery of drugs.

USPTO Abstract

Diffusion layer modulated solids that include an excipient and a soluble salt of a poorly soluble, basic drug; a soluble salt of a poorly soluble, acidic drug; or a poorly soluble, non-ionizable drug are useful, for example, for improved delivery of drugs.

Drugs covered by this patent

Patent Metadata

Patent number: CA2531116A1
Jurisdiction: CA
Classification: —
Expires: 2005-01-20
Drug substance claim: No
Drug product claim: No
Assignee: Pharmacia and Upjohn Co LLC
Source: FDA Orange Book + USPTO grounding via Google Patents

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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