Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Implant or insert
Reexamination Certificate
2011-01-18
2011-01-18
Naff, David M (Department: 1657)
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Implant or insert
C435S176000, C435S182000, C435S395000
Reexamination Certificate
active
07871638
ABSTRACT:
This invention relates to a scaffold consisting of a biodegradable polymeric material with a composition gradient of calcium phosphate that is capable of effectively regenerating the hard/soft tissue interface and an implant for hard/soft tissue filling with the utilization of such scaffold.
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Taguchi Tetsushi
Tanaka Junzo
Japan Science and Technology Agency
Naff David M
National Institute for Materials Science
Westerman Hattori Daniels & Adrian LLP
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