GB1598458A — Tableting of microcapsules
Assigned to Sanofi Aventis UK Holdings Ltd · Expires 1981-09-23 · 45y expired
What this patent protects
Tablets or other solid compressed articles comprising a substance which is brittle per se or is provided with a brittle coating, and more than 2 per cent by weight of a water-soluble, natural or synthetic wax substance having a melting point of at least 30 DEG C, are produced by …
USPTO Abstract
Tablets or other solid compressed articles comprising a substance which is brittle per se or is provided with a brittle coating, and more than 2 per cent by weight of a water-soluble, natural or synthetic wax substance having a melting point of at least 30 DEG C, are produced by mixing and shaping said substances. Instead of mixing the substances it is possible to apply a solution of the wax substance in an organic solvent on to the substance which is brittle or provided with a brittle coating.
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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