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US 2014/0151319 A1Published application
Child's cup
OwnerMarty DeFeliceinventor
Life of this patent
Estimating the term…
Abstract
A child's cup including an inflatable bladder within the cup and separated from the contents of the cup, and a valve between the contents of the cup and the exterior of the cup and closed when the cup is not in use to resist deflation of the bladder.
Claims7
A child's cup comprises:
- a) a bottle and a cap for said bottle;
- b) a mouthpiece retained by said cap and opening to the interior of said bottle;
- and
- c) a valve between the contents of the bottle and the mouthpiece and operable to close upon the interior of bottle being opened to atmospheric pressure to seal the contents of the bottle from the mouthpiece;
- d) a bladder disposed in the interior of said bottle and having an interior open to the atmosphere exteriorly said bottle;
- e) said valve being operable upon closing to maintain the pressure in the inflated bladder.
3 more elements
Dependencies are inferred from the claim text.