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US 7,395,624 B2Granted
Diorama ball with imitation fog
OwnerJon F. Murrellinventor
Life of this patent
Estimating the term…
Abstract
Diorama balls contain a liquid and fine particles not individually visible to the unaided eye. The fine particles exert a “fog-like” effect particularly suitable for marine and aero dioramas.
Claims4
A diorama ball having a diorama therein and filled with clear liquid, the diorama ball also containing fine particulates, particles of which are not visible to the unaided eye, but which form a cloud or fog when the diorama ball is inverted and/or shaken, or which form a perpetual cloud or fog.
Dependencies are inferred from the claim text.