Mouthguards

Details Mouthguards Mouthguards

2005-08-23

2005-08-23

Brown, Michael A. (Department: 3764)

Surgery

Body protecting or restraining devices for patients or infants

Head or face protector

C128S861000, C128S862000

Reexamination Certificate

active

06932087

ABSTRACT:
A method to form a mouthguard, said method including the steps of providing a mould (14) to which a mouthguard shell (16) is applied. A sheet member (21) of resilient material is applied to the shell (16) and plastically deformed by applying a pressure differential across the sheet to thereby urge the shell (16) into contact with the mould (29) to plastically deform the shell (16) to form a mouthguard.

REFERENCES:
patent: 3307222 (1967-03-01), Baldwin et al.
patent: 3429045 (1969-02-01), Anderson et al.
patent: 4270892 (1981-06-01), Faunce
patent: 4848365 (1989-07-01), Guarlotti et al.
patent: 5175008 (1992-12-01), Ueno
patent: 5228456 (1993-07-01), Karg
patent: 5692894 (1997-12-01), Schwartz et al.
patent: 9523013 (1995-08-01), None

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