EP Patent

EP1959933B1 — Process for the preparation of lyophilized piperacillin sodium in combination with tazobactam sodium, with improved stability after reconstitution

Assigned to Sandoz AG · Expires 2010-10-20 · 16y expired

What this patent protects

An improved process for the production of lyophilized Piperacillin alone or in combination with Tazobactam with improved pH adjustment, by degassing the solution of products to a controlled low carbon dioxide content prior to lyophilization.

USPTO Abstract

An improved process for the production of lyophilized Piperacillin alone or in combination with Tazobactam with improved pH adjustment, by degassing the solution of products to a controlled low carbon dioxide content prior to lyophilization.

Drugs covered by this patent

Patent Metadata

Patent number: EP1959933B1
Jurisdiction: EP
Classification: —
Expires: 2010-10-20
Drug substance claim: No
Drug product claim: No
Assignee: Sandoz 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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