Dental floss device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 5450866
SERIAL NO

08229763

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A dental floss device comprises an elongated handle with a U-shaped flossing head projecting from one end of the handle. A strand of dental floss originated from a supply spool containing pre-wound fresh floss passes through the flossing head and emerges back to a take-up spool for containing spent floss. Dispensing floss and providing tension on the floss are controlled by the fingers of the holding hand on both supply spool and take-up spool which are rotatably mounted on the handle. The spools are also detachably mounted on the handle so that spent floss can be discarded and the take-up spool can be cleaned at will with ease and exhausted supply spools can easily be replaced with new, pre-wound spools like cartridges thus making the device reusable.

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Patent Owner(s)

Patent OwnerAddress
NUPRO INCSAN DIEGO CA

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Wang, Gang Cypress, CA 1411 9119
Zhang, Yi Cypress, CA 1881 15120

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