(19)Fresh off Patent
(45) Week of Oct 5, 2026 No. 5 3,852 lapsed 197 picks
Bath & Personal Care · lapsed Aug 28, 2026

Sterile Compositions For Human Cosmetic Products

(57) Abstract

Because antimicrobial preservatives used in virtually all cosmetics exhibit degrees of adverse human toxicity that have become of increasing concern, a three element system is disclosed that eliminates the need for cosmetic preservatives and their degradation fragments that may exhibit toxicity. Element 1 comprises a cosmetic formulation not containing any preservative components. Element 2 is an individual unit dose of an Element 1 cosmetic formulation in a microbially-impenetrable disposable container. Element 3 comprises the sterilization of the sealed unit dose disposable container, employing heat or, preferably, employing ionizing radiation.

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