US PATENT SUBCLASS 502 / 527.16
.~ Specified shape of support particle (e.g., hollow-carrier particle)

Current as of: June, 1999
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502 /   HD   CATALYST, SOLID SORBENT, OR SUPPORT THEREFOR: PRODUCT OR PROCESS OF MAKING

527.14  DF  SPECIFIED SUPPORT PARTICLES OF PECULIAR STRUCTURE OR PHYSICAL FORM (E.G., WHISKERS, FIBER PIECES, ETC.) {3}
527.16.~ Specified shape of support particle (e.g., hollow-carrier particle)

DEFINITION

Classification: 502/527.16

Specified shape of support particle (e.g., hollow-carrier particle):

(under subclass 527.14) Collection of art wherein the support particle is of a specified shape.

SEE OR SEARCH CLASS

428, Stock Material or Miscellaneous Articles, especially

357+, for a specifically shaped particle.