Stock material or miscellaneous articles – Structurally defined web or sheet – Continuous and nonuniform or irregular surface on layer or...
Reexamination Certificate
2011-08-30
2011-08-30
Speer, Timothy M (Department: 1784)
Stock material or miscellaneous articles
Structurally defined web or sheet
Continuous and nonuniform or irregular surface on layer or...
C428S210000, C427S257000, C427S448000, C416S24100B, C416S24100B
Reexamination Certificate
active
08007899
ABSTRACT:
A segmented abradable ceramic coating comprises a bond coat layer, at least one segmented 7 weight percent yttria-stabilized zirconia layer disposed upon said bond coat layer, and at least one 12 weight percent yttria-stabilized zirconia layer disposed upon said at least one segmented 7 weight percent yttria-stabilized zirconia layer.
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EP Search Report for EP Patent Application No. 07253963.8, dated May 3, 2010.
Freling Melvin
Schlichting Kevin W.
Bachman & LaPointe P.C.
Katz Vera
Speer Timothy M
United Technologies Corporation
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