Dispenser for at least one liquid or pasty product comprising a closure system that allows no ingress of air, and preservation process using the said dispenser
First Claim
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1. Dispenser for at least one of a liquid and pasty product, comprising:
- (a) a container holding the product; and
(b) a head for dispensing the product, said head having a dispensing channel that connects the container to an external dispensing orifice, the channel being provided, at the dispensing orifice, with a closure system that allows substantially no ingress of air,wherein the dispensing head includes an inserted part positioned adjacent the dispensing channel and defining at least a portion of the dispensing channel, said part being made of synthetic polymer material and including at least one of an antiseptic agent and an antioxidant agent which contacts the product, when the product is in the dispensing channel, to prevent degradation of the product in the dispensing channel.
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Accused Products
Abstract
Dispenser for cosmetic or pharmaceutical products, including a container and a dispensing head attached to the container. The dispensing head includes a dispensing channel connecting the container to an external dispensing orifice. Part of the dispensing head, which defines the channel, is made of a synthetic polymer material and at least one of an antiseptic agent and an antioxidant agent.
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Citations
18 Claims
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1. Dispenser for at least one of a liquid and pasty product, comprising:
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(a) a container holding the product; and (b) a head for dispensing the product, said head having a dispensing channel that connects the container to an external dispensing orifice, the channel being provided, at the dispensing orifice, with a closure system that allows substantially no ingress of air, wherein the dispensing head includes an inserted part positioned adjacent the dispensing channel and defining at least a portion of the dispensing channel, said part being made of synthetic polymer material and including at least one of an antiseptic agent and an antioxidant agent which contacts the product, when the product is in the dispensing channel, to prevent degradation of the product in the dispensing channel. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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Specification