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US 5,332,578 AGranted
Platelet membrane microparticles
AssigneePRP, Inc.
InventorFrancis Chao
Life of this patent
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Abstract
A heat-treated, viral-inactivated platelet membrane microparticle product is provided. The microparticles may be prepared from outdated mammalian platelets. The microparticle product contains isolated platelet membrane fragments that are free of alloantigens and GP IIb/IIIa complexes further, the product may be used as a pharmaceutical preparation in transfusions.
Claims14
A platelet membrane product derived from platelets of a mammalian species having a platelets comprising:
- isolated platelet membrane fragments that have procoagulant activity but are nonreactive with alloantibodies to HLA antigens of the species from which the platelets are derived.
A platelet membrane product comprising
- isolated platelet membrane fragments that have procoagulant activity and that are free of GPIIb/IIIa complex.
Dependencies are inferred from the claim text.