US PATENT SUBCLASS 473 / 370
.~.~.~ Diverse layer between shperical core and cover


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



473 /   HD   GAMES USING TANGIBLE PROJECTILE

131  DF  GOLF {23}
351  DF  .~ Ball {8}
367  DF  .~.~ Interior includes injected or compressed material {2}
370.~.~.~ Diverse layer between shperical core and cover


DEFINITION

Classification: 473/370

Diverse layer between spherical core and cover:

(under subclass 367) Subject matter wherein the interior portion comprises a first innermost spherical portion formed of a material having a first physical (e.g., hardness, elasticity, etc.) or chemical (e.g., kind of material, chemical composition, etc.) characteristic, and wherein the interior portion further comprises a spherical strata positioned between the first innermost spherical portion and the striking surface; and wherein the spherical strata is formed of a material having a different physical (e.g., hardness, elasticity, etc.) or chemical (e.g., kind of material, chemical composition, etc.) characteristic than the innermost spherical portion.