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Details for Patent: 6,991,393

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Summary for Patent: 6,991,393

Title:Liquid applicator for coloring a liquid
Abstract:A method of making a liquid applicator having a flexible hollow body within which a liquid-filled, frangible ampoule is received. The liquid applicator also has a porous element containing colorant positioned such that when the ampoule is fractured, the liquid flows through the porous element containing colorant. Colorant is transferred to the liquid as it flows through the porous element. The resulting colored solution may be applied to a desired surface.
Inventor(s): Tufts; Scott A. (El Paso, TX), Flores; Jesus (El Paso, TX), Guzman; Manuel (El Paso, TX)
Assignee: Medi-Flex, Inc. (Leawood, KS)
Application Number:10/796,759
Patent Claim Types:
see list of patent claims
Patent Metrics:
Source: PatentQuant.com
Field: Other consumer goods
Back Citations: 1st percentile
Forward Citations: 0th percentile

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International Patent Family for Patent: 6,991,393

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Japan4688791► subscribe
Japan2006520271► subscribe
MexicoPA05009881► subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.

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