Orthodontic arch wire
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 26, 1989
Grant Date -
N/A
app pub date -
Oct 14, 1988
filing date -
Oct 14, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An orthodontic arch wire for use in imparting corrective forces to teeth comprising: an elongated central core made of a transparent or translucent material having a modulus of at least 3,000,000 pounds per square inch; an outer layer made of a substantially transparent or translucent material which is hydrolytically stable so as to resist staining or deterioration when placed in an oral cavity.
First Claim
Family
International Classification(s)
Cited Art Landscape
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