Primarily niobium stent
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Oct 20, 2009
Grant Date -
Sep 7, 2006
app pub date -
May 3, 2006
filing date -
Sep 18, 2000
priority date (Note) -
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Abstract
millibars, oxygen-content less than about 80 parts per million, and the annealing temperature exceeds 400° C. for at least one hour, and is preferably kept in a range from about 1100-1200° C. for several hours. This may be followed by applying a surface layer of oxide, such as iridium oxide, with a thickness of 299-300 nm to the stent.
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