Back to results
US 6,465,709 B1Granted
Exothermic bandage
AssigneeJohnson & Johnson Consumer Companies, Inc.
InventorsYing Sun, Ralph W. Oakeson, Stephen J. Wisniewski, Jonas C. T. Wang
Life of this patent
Estimating the term…
Abstract
The present invention relates to a multi-layer exothermic bandage comprising an oxygen-impermeable layer, a water-impermeable layer, a heating element layer comprising an oxidizable material, and an active agent layer; and the use thereof.
Claims17
An multi-layer exothermic bandage, said bandage comprising:
- (a) an oxygen-impermeable layer;
- (b) a water-impermeable layer;
- (c) a heating element layer, said heating element layer comprising an oxidizable material, and where said heating element layer is between said oxygen-impermeable layer and said water-impermeable layer;
- and
- (d) an active agent layer, said active agent layer comprising an active agent;
- wherein said water-impermeable layer is between said heating element and said active agent layer.
3 more elements
Dependencies are inferred from the claim text.