GB Patent

GB1405088A — Slow release formulation

Assigned to Mundipharma AG · Expires 1975-09-03 · 51y expired

What this patent protects

1405088 Sustained release medicaments MUNDIPHARMA AG 4 Aug 1972 [3 June 1971] 18839/71 Heading A5B Sustained release pharmaceutical formulations comprise a blend of active compound(s), higher (C 8-18 ) aliphatic alcohol and hydrated, water-soluble sodium hydroxy alkyl cellulose. …

USPTO Abstract

1405088 Sustained release medicaments MUNDIPHARMA AG 4 Aug 1972 [3 June 1971] 18839/71 Heading A5B Sustained release pharmaceutical formulations comprise a blend of active compound(s), higher (C 8-18 ) aliphatic alcohol and hydrated, water-soluble sodium hydroxy alkyl cellulose. The blend may be made by mixing the first two ingredients with anbydrated cellulose derivative and subsequently adding sufficient water to hydrate it to the desired degree (usually 2-3 times its dry weight). The blend may optionally be mixed with further diluents and excipients and tableted or encapsulated.

Drugs covered by this patent

Patent Metadata

Patent number
GB1405088A
Jurisdiction
GB
Classification
—
Expires
1975-09-03
Drug substance claim
No
Drug product claim
No
Assignee
Mundipharma AG
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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