Delivery means for biologically active agents

Details Delivery means for biologically active agents Delivery means for biologically active agents

1979-05-31

1980-11-25

Cockeram, H. S.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From reactant having at least one -n=c=x group as well as...

128285, 128260, 521159, 521174, 521175, 521177, 521905, 521914, 528 76, 528904, 424 14, 424 16, 424 19, 424 22, 424 78, C08G 1848, A61K 902, A61K 31557, A61K 31785

Patent

active

042359880

ABSTRACT:
A sustained release delivery means comprising a biologically active agent and a hydrophilic linear block poly oxyalkylene- polyurethane copolymer.

REFERENCES:
patent: 3164565 (1965-01-01), Calamari et al.
patent: 3857932 (1974-12-01), Shepherd et al.
patent: 3975350 (1976-08-01), Hudgin et al.
patent: 3978266 (1976-08-01), Lock

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