Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
August 14, 2018
Patent Application Number
12765051
Date Filed
April 22, 2010
Patent Citations Received
Patent Primary Examiner
Patent abstract
A test chamber for epicutaneous patch test units is provided. The test chamber is formed of a multilayer material including at least one absorbent layer and at least one barrier layer. The test chamber is adapted to contain a liquid or petrolatum-based allergen. The absorbent layer absorbs the liquid or petrolatum-based allergen, while the barrier layer prevents the allergen from migrating out of the test chamber.
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