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US 6,168,434 AGranted
Oral hygiene appliance
OwnerBernd Böhm-Van Diggeleninventor
Life of this patent
Estimating the term…
Abstract
An oral hygiene appliance has a spring-elastic working piece, comprising a stamped element made from foam, on the head of an handle. The stamped element is made from closed-cell foam, and only the cells located on the stamping face are opened by the stamping process.
Claims16
An oral hygiene appliance having a spring-elastic working piece, comprising a stamped element made with a stamping process from foam and having a stamping face, on the head of a handle,
- wherein the stamped element comprises closed-cell foam, and only the cells located on the stamping face are opened by the stamping process, and the opened cells are adapted to receive cleaning agents and to apply medications.
Dependencies are inferred from the claim text.