US PATENT SUBCLASS 405 / 31
.~.~.~ Associated with solid wall

Current as of: June, 1999
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405 /   HD   HYDRAULIC AND EARTH ENGINEERING

15  DF  BANK, SHORE, OR BED PROTECTION {2}
21  DF  .~ Wave or flow dissipation {8}
30  DF  .~.~ Openwork or concave face {5}
31.~.~.~ Associated with solid wall

DEFINITION

Classification: 405/31

Associated with solid wall:

(under subclass 30) Method or apparatus wherein the structure includes an impervious wall in combination with an openwork dissipation structure or a concave face.

SEE OR SEARCH THIS CLASS, SUBCLASS:

262, and 284+, for an earth-retaining wall located at a land-water interface (e.g., sea wall) and without any specific wave dissipation features.