Patent ID: 11944096
Assignee: S. C. JOHNSON & SON, INC.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 0:
1. A system for consistently emitting a volatile material, the system comprising:
a dispenser having at least one aperture; and
a layered substrate adapted to fit within the dispenser, the layered substrate including:
a first woven layer having a first pore size;
a second woven layer having a second pore size;
a third non-woven fiber layer extending between the first and second woven layers; and
a volatile material including an active agent that is applied to at least one of the first woven layer, the second woven layer, and the third non-woven fiber layer;

wherein the system is configured to provide a steady state weight loss of the volatile material between about 1 mg/day and about 10 mg/day over a time of at least 30 days.