US PATENT SUBCLASS 114 / 61.21
.~.~.~ Having lower hull portion asymmetrical with respect to a central vertical plane through that particular hull

Current as of: June, 1999
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114 /   HD   SHIPS

56.1  DF  DISPLACEMENT-TYPE HULL (e.g., specific aftbody) {9}
61.1  DF  .~ Multiple hulls {8}
61.2  DF  .~.~ Having a specifically defined hull shape {1}
61.21.~.~.~ Having lower hull portion asymmetrical with respect to a central vertical plane through that particular hull

DEFINITION

Classification: 114/61.21

Having lower hull portion asymmetrical with respect to a central vertical plane through that particular hull:

(under subclass 61.2) Subject matter wherein the hull has a lower part at or below the surface of the water which is lopsided with respect to a flat surface perpendicular to the horizontal, the flat surface extending fore and aft and passing through the center of that hull.

SEE OR SEARCH THIS CLASS, SUBCLASS:

61.27+, for a specific hull shape of a non-multiple-hull-type marine vehicle.

271+, for a planing-type hull having a specific shape.

SEE OR SEARCH CLASS

D12, Transportation,

300+, for watercraft hull designs.