Patent · US Active

Methods and compositions for the delivery of biologically active agents

US8574604B2 · kind B2 · utility

16Cited by

13References

24Claims

0Family size

Assignee

Interface Biologics, Inc. · CA

Inventors

Roseita Esfand · Holland, US
Paul Santerre · Whitby, CA
Meilin Yang · Mississauga, CA

Key dates

Filing date	Apr 14, 2006
Grant date	Nov 5, 2013
Priority date	—
Expiry date	Mar 16, 2028

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61L2300/80
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The invention features polymers noncovalently complexed with a biologically active agent. The polymer complexes include at least one shielding moiety covalently tethered to at least one complexing moiety, which is complexed with at least one biologically active agent.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.