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US 7,726,316 B1Granted
Contraceptive sheath with integrated bead construction
AssigneeThe Female Health Company (UK) Plc
InventorMichael Pope
Life of this patent
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Abstract
A female condom and an improved method for manufacturing a female condom is disclosed. The invention provides a device that is effective in both acting as a contraceptive and inhibiting the transmission of disease during coitus. The invention employs synthetic latex in an efficient and cost effect manufacturing method that results in an improved product.
Claims12
A method for manufacturing a female condom comprising:
- dipping a former into container of synthetic nitrile latex such that the synthetic nitrile latex forms a coating on the former, said coating defining a tubular wall with an open end and a closed end;
- drying the coating on the former;
- partially curing the coating on the former at least 95° C. for at least about 15 minutes;
- after the partial curing, rolling the open end of the tubular wall upon itself to form an integral bead wherein the integral bead is of a diameter greater than that of the tubular wall;
- and
- finally curing the coating after the integral bead is formed.
3 more elements
Dependencies are inferred from the claim text.