EP Patent

EP4673147A1 — Manufacturing of bupivacaine multivesicular liposomes

Assigned to Pacira Pharmaceuticals Inc · Expires 2026-01-07 · 0y expired

What this patent protects

The present disclosure relates to a new and improved large scale commercial manufacturing process of making bupivacaine multivesicular liposomes (MVLs) comprising DPEC, DPPG, cholesterol and tricaprylin. Batches of bupivacaine MVLs prepared by the new process have high yields, im…

USPTO Abstract

The present disclosure relates to a new and improved large scale commercial manufacturing process of making bupivacaine multivesicular liposomes (MVLs) comprising DPEC, DPPG, cholesterol and tricaprylin. Batches of bupivacaine MVLs prepared by the new process have high yields, improved stability profiles, and desired particle size distributions.

Drugs covered by this patent

Patent Metadata

Patent number
EP4673147A1
Jurisdiction
EP
Classification
Expires
2026-01-07
Drug substance claim
No
Drug product claim
No
Assignee
Pacira Pharmaceuticals 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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