Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Including a second component containing structurally defined...
Reexamination Certificate
2005-10-18
2005-10-18
Dixon, Merrick (Department: 1774)
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Including a second component containing structurally defined...
C428S036400, C428S220000, C428S312400, C428S315500, C428S317900, C428S339000, C428S408000
Reexamination Certificate
active
06955853
ABSTRACT:
A low density organic polymer impregnated preformed fibrous ceramic article includes a plurality of layers. A front layer includes ceramic fibers or carbon fibers or combinations of ceramic fibers and carbon fibers, and is impregnated with an effective amount of at least one organic polymer. A middle layer includes polymer impregnated ceramic fibers. A back layer includes ceramic fibers or carbon fibers or combinations of ceramic fibers and carbon fibers, and is impregnated with an effective amount of at least one low temperature pyrolyzing organic polymer capable of decomposing without depositing residues.
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patent: 6395396 (2002-05-01), Hanse
Carroll Joseph A.
Hsu Ming-ta S.
Rasky Daniel J.
Szalai Christine E.
Tran Huy K.
Dixon Merrick
Padilla Robert M.
Schipper John F.
The United States of America as represented by the Administrator
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