GB Patent

GB2150830A — Drug dispenser

Assigned to Alza Corp · Expires 1985-07-10 · 41y expired

What this patent protects

An osmotic dispenser 10 for releasing a drug formulation in the gastrointestinal tract has a semi-permeable-enteric wall 12 surrounding a compartment 14 housing drug formulation 15. A passageway 13 in the wall communicates with the compartment for dispensing drug formulation. &lt…

USPTO Abstract

An osmotic dispenser 10 for releasing a drug formulation in the gastrointestinal tract has a semi-permeable-enteric wall 12 surrounding a compartment 14 housing drug formulation 15. A passageway 13 in the wall communicates with the compartment for dispensing drug formulation. <IMAGE>

Drugs covered by this patent

Patent Metadata

Patent number
GB2150830A
Jurisdiction
GB
Classification
—
Expires
1985-07-10
Drug substance claim
No
Drug product claim
No
Assignee
Alza Corp
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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