GB8813033D0 — Chemical compound
Assigned to Ed Geistlich Soehne AG fuer Chemische Industrie · Expires 1988-07-06 · 38y expired
What this patent protects
The invention provides a process for the preparation of high purity bone mineral wherein the organic matter in degreased bone is degraded and solubilized by heating with ammonia or a primary amine, characterized in that the solubilized degradation products are extracted by washin…
USPTO Abstract
The invention provides a process for the preparation of high purity bone mineral wherein the organic matter in degreased bone is degraded and solubilized by heating with ammonia or a primary amine, characterized in that the solubilized degradation products are extracted by washing with flowing water at temperatures below 60 DEG C., such heating with primary amine and washing steps optionally being repeated, whereby substantially all organic matter removable by these steps is removed, the bone mineral so treated being heated in air at temperatures of up to 700 DEG C.
Drugs covered by this patent
- Heparin Sodium In Plastic Container (Heparin Sodium) · Fresenius Kabi
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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