Dental floss
AssigneeColgate-Palmolive Company
InventorsJohn Pierre Curtis, Michael Joseph McGreal
Life of this patent
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Abstract
The floss is made of a plurality of polytetrafluoroethylene filaments and non-polytetrafluoroethylene filaments. The polytetrafluoroethylene filaments provide for a lubricity for the floss to enter more spaces and the non-polytetrafluoroethylene filaments provide for a case in gripping. In the way a range of polytetrafluoroethylene filaments can be used in the construction of a dental floss.
Claims15
A dental floss comprised of a plurality of filaments which are a mixture of polytetrafluoroethylene and non-polytetrafluoroethylene filaments, said filaments being twisted together with about 1 to 5 twists per inch.
A dental floss comprised of plurality of filaments which are a mixture of nylon filaments and polytetrafluoroethylene filaments, said filaments being twisted together with about 1 to 5 twists per inch.
A dental floss comprised of a plurality of filaments which are a mixture of polyester filaments and polytetrafluoroethylene filaments, said filaments being twisted together with about 1 to 5 twists per inch.
Dependencies are inferred from the claim text.