Back to results
US 4,981,696 AGranted
Polylactide compositions
AssigneeE. I. Du Pont de Nemours and Company
InventorsGary L. Loomis, Joseph R. Murdoch
Life of this patent
Estimating the term…
Abstract
Systems for delivery of biologically active materials employing novel polylactide composition containing segments of poly(R-lactide) interlocked with segments of poly(S-lactide) as the carrier.
Claims9
A system for controlled delivery of biologically active ingredients wherein the ingredients contained in a polymeric composition comprising segments of poly(R-lactide) interlocked with segments of poly(S-lactide).
Dependencies are inferred from the claim text.