US PATENT SUBCLASS 431 / 325
.~ Coated, impregnated, layered, coupled or reinforced wick


Current as of: June, 1999
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431 /   HD   COMBUSTION

298  DF  FIBROUS WICK TYPE FLAME HOLDER {9}
325.~ Coated, impregnated, layered, coupled or reinforced wick


DEFINITION

Classification: 431/325

(under subclass 298) Apparatus in which the fibrous and flexible cord, tape, or tube (1) has a surface covering in the form of a coating; (2) is impregnated with a material other than fuel; (3) is made up of layers of diverse materials; (4) is made up of two distinct connected sections; or (5) has as an integral part of the wick an attached or embedded strengthening, supporting or protecting structure.

SEE OR SEARCH CLASS

106, Compositions: Coating or Plastic, appropriate subclass for a plastic or coating composition, per se.

428, Stock Material or Miscellaneous Articles, appropriate subclasses, for a stock material product in the form of a single or plural layer web or sheet, and especially

364+, for a structurally defined or coated rod, strand, fiber or filament.

502, Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making, for a sorbent or catalyst, per se, which may serve as a flame holder material.