CA Patent

CA2078666A1 — Heterovesicular liposomes

Assigned to Pacira Pharmaceuticals Inc · Expires 1991-09-22 · 35y expired

What this patent protects

Disclosed are heterovesicular liposomes containing different biological compositions (14, 14a) each encapsulated in sepa-rate chambers of the liposomes, having defined size distribution, adjustable internal chamber size and number, methods of mak-ing them and treatment of patient…

USPTO Abstract

Disclosed are heterovesicular liposomes containing different biological compositions (14, 14a) each encapsulated in sepa-rate chambers of the liposomes, having defined size distribution, adjustable internal chamber size and number, methods of mak-ing them and treatment of patients with them. The preparation process includes the addition of composition to first lipid compo-nent in the vial to obtain an emulsion, the addition of composition to second lipid component in the vial to obtain a second emulsion and mixing these emulsions to form a chimeric emulsion.

Drugs covered by this patent

Patent Metadata

Patent number
CA2078666A1
Jurisdiction
CA
Classification
—
Expires
1991-09-22
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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