Method for forming hydroxyapatite coating film using coating liquor containing hydroxyapatite
August 31, 2010. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesProcess for making bioactive coatings on osseous prostheses, and prostheses thus obtained Method of producing a bone substitute material Method of producing implantable bone replacement materials Process for making bioactive coatings on osseous prostheses, and prostheses thus obtained Process for producing a calcium phosphate compound coated composite material Metal-metal oxide composites and a coating layer of calcium phosphate on the oxide layer Patent #: 4847163 InventorsAssigneeApplicationNo. 576166 filed on 08/31/1990US Classes:427/2.27, Inorganic oxygen-containing compound containing layer formed (e.g., hydroxyapatite, ceramic, glass)427/376.1, Inorganic coating427/427, Inorganic coating material623/23.6Bone surface coatingExaminersPrimary: Beck, ShriveAssistant: Burke, Margaret Attorney, Agent or FirmForeign Patent References
International ClassesC23C 020/00C23C 020/06 A61F 002/28 Foreign Application Priority Data1987-12-23 JPAbstractA method for forming a hydroxyapatite coating film on a surface of a substrate which comprises coating a coating liquor onto a surface of a substrate, followed by drying and then subjecting to insolubilization (e.g., treating with an insolubilizing agent or calcination) which is characterized by using a coating liquor comprising a colloidal dispersion of hydroxyapatite having a fine particle size of 0.5 μm or less. | |
