CA Patent

CA2046830C — Drug delivery system involving inter-action between protein or polypeptide and hydrophobic biodegradable polymer

Assigned to University of Kentucky Research Foundation · Expires 1999-12-14 · 26y expired

What this patent protects

A drug delivery system far controlled release of a protein or polypeptide comprising a hydrophobic biodegradable polymer and a protein or polypeptide. A physical interaction is present between the polymer and the protein or polypeptide, thus, allowing protection and controlled re…

USPTO Abstract

A drug delivery system far controlled release of a protein or polypeptide comprising a hydrophobic biodegradable polymer and a protein or polypeptide. A physical interaction is present between the polymer and the protein or polypeptide, thus, allowing protection and controlled release of the protein or polypeptide in-vivo. The drug delivery system may be prepared by a polymer precipitation technique or a microsphere technique.

Drugs covered by this patent

Patent Metadata

Patent number
CA2046830C
Jurisdiction
CA
Classification
—
Expires
1999-12-14
Drug substance claim
No
Drug product claim
No
Assignee
University of Kentucky Research Foundation
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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