US PATENT SUBCLASS 473 / 600
.~ Having solid core within outer cover; core or cover therefor (e.g., baseball, etc)

Current as of: June, 1999
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473 /   HD   GAMES USING TANGIBLE PROJECTILE

569  DF  PROJECTILE, PER SE; PART THEREOF OR ACCESSORY THEREFOR {28}
600.~ Having solid core within outer cover; core or cover therefor (e.g., baseball, etc) {1}
601  DF  .~.~> And having intermediate layer between core and cover or having core or cover composed of plural layers {1}

DEFINITION

Classification: 473/600

Having solid core within outer cover; core or cover therefor (e.g., baseball, etc.):

(under subclass 569) Subject matter (a) wherein the projectile comprises a centrally disposed member composed of a substantially solid or foamed material which is devoid of any single void greater than about ten percent of the total volume of the projectile and wherein the centrally disposed member is overlaid by an enclosing outermost layer or envelope of material, (b) comprising such centrally disposed member for such a projectile, or (c) comprising such outermost enclosing layer or envelope for such a projectile.

(1) Note. Both the core or cover may themselves each be made up from one or more layers or windings of material, and there

may be one or more additional layers or windings of material located between the core and cover.