US PATENT SUBCLASS 428 / 694 B
.~.~.~.~.~ Binder containing magnetic layer


Current as of: June, 1999
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428 /   HD   STOCK MATERIAL OR MISCELLANEOUS ARTICLES

411.1  DF  COMPOSITE (NONSTRUCTURAL LAMINATE) {25}
688  DF  .~ Of inorganic material {1}
689  DF  .~.~ Metal-compound-containing layer {7}
692  DF  .~.~.~ Defined magnetic layer {2}
694 R  DF  .~.~.~.~ Dynamic recording medium {5}
694 B.~.~.~.~.~ Binder containing magnetic layer {10}
694 BC  DF  .~.~.~.~.~.~> Radiation curable binder
694 BG  DF  .~.~.~.~.~.~> Organic acid or salt thereof
694 BU  DF  .~.~.~.~.~.~> Polyurethane binder {2}
694 BP  DF  .~.~.~.~.~.~> Specified lubricant or protective layer {1}
694 BS  DF  .~.~.~.~.~.~> Including subbing or underlayer
694 BB  DF  .~.~.~.~.~.~> Including back coat layer
694 BR  DF  .~.~.~.~.~.~> Specified surface feature or roughness
694 BN  DF  .~.~.~.~.~.~> With non-magnetic particle
694 BA  DF  .~.~.~.~.~.~> Magnetic particle with specified shape or dimension {1}
694 BM  DF  .~.~.~.~.~.~> Multiple magnetic layers

Unofficial Alpha Subclasses: R ML SC LE GT DE MT RE NF XS RL AH MM EC IS GR PR MP TS TB TP TC TZ TF TR TM BC BG BU BY BL BP BF BS BB BR BN BA BH BM ST SL SG

DEFINITION

Classification: 428/694

Dynamic recording medium:

(under subclass 692) Subject matter which has a use as a recording medium, e.g., tape, disc, etc., which is "read" by using relative motion between the medium and the reading device and wherein the composition of a backing or support material is not defined in the claims.

SEE OR SEARCH CLASS

360, Dynamic Magnetic Information Storage or Retrieval,

134, for a recording tape having material recorded thereon.