CN Patent

CN108137620B — 扩大使用硅酸锆组合物及其使用方法

Assigned to ZS Pharma Inc · Expires 2021-05-18 · 5y expired

What this patent protects

本发明涉及具有低于0.6ppm的铅含量的硅酸锆组合物，以及以超过200‑L的反应器体积制造具有低于1.1ppm的铅含量的硅酸锆的方法。对于给予硅酸锆的剂量要求的扩大使用而言，本发明的硅酸锆的铅含量在被认为可接受的水平范围内。

USPTO Abstract

本发明涉及具有低于0.6ppm的铅含量的硅酸锆组合物，以及以超过200‑L的反应器体积制造具有低于1.1ppm的铅含量的硅酸锆的方法。对于给予硅酸锆的剂量要求的扩大使用而言，本发明的硅酸锆的铅含量在被认为可接受的水平范围内。

Drugs covered by this patent

sodium-zirconium-cyclosilicate (SODIUM ZIRCONIUM CYCLOSILICATE)

Patent Metadata

Patent number: CN108137620B
Jurisdiction: CN
Classification: —
Expires: 2021-05-18
Drug substance claim: No
Drug product claim: No
Assignee: ZS Pharma Inc
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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