US 6,190,412 B1Granted

Trap-coated bone grafts and prostheses

AssigneeWashington Research Foundation

InventorsMinako Yoshioka Lee, David Rodney Eyre, Mary Ann Eklof Weis

Life of this patent

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Abstract

A composition or device suitable for orthopedic or dental implantation to bone, characterized by tartrate-resistant acid phosphatase (TRAP) adsorbed to a porous hydroxyapatite substratum.

Claims3

Dependent claims

A prosthetic device having an outer bone attachment surface comprising tartrate-resistant acid phosphatase (TRAP) adsorbed to a hydroxyapatite substratum.

Dependencies are inferred from the claim text.

Facts

Application: 09/063,958Filed 21 Apr 1998 · us provisional application
Priority: 22 Apr 1997
Granted: 20 Feb 2001
Term ends: Not estimatedThe source records don’t support an estimate.

Classification20 codes

A61L 31/16
Materials characterised by their function or physical properties , e.g. injectable or lubricating compositions, shape-memory materials, surface…:…
A61L 24/0015
Use of materials characterised by their function or physical properties: medicaments; Biocides
A61L 24/02
Surgical adhesives or cements; Adhesives for colostomy devices: containing inorganic materials
A61L 27/12
Inorganic materials: phosphorus-containing materials, e.g. apatite

Family

Application60/044,033Us provisional application · filed 22 Apr 1997
US 6,190,412 B1This patent

From the US filing history. Foreign family members aren’t listed.

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