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US 4,071,955 AGranted
Highly absorbent sponge
AssigneeNice-Pak Products, Inc.
InventorRobert P. Julius
Life of this patent
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Abstract
A highly absorbent sponge is disclosed which comprises a layer of compressed sponge-like material laminated with at least one layer of woven or non-woven fabric-like material, such as cotton gauze or cotton batting. Alternative embodiments of the invention are shown wherein the laminated layers are held together either by an adhesive or a sewn thread.
Claims4
A highly absorbent sponge for use as a dental sponge in oral cavities comprising:
- means so less storage space than normal is required when in non-use and yet is greatly expandable during use so as to absorb three to five times the fluid and also to provide greater separation of oral tissues including;
- a layer of highly absorbent cellulose sponge material of elongated shape and of sufficient smallness to easily fit within a person's mouth,
- means for attachment of at least one layer of woven fabric-like outer material to a plane surface of said sponge material along a longitudinally extending center line thereof,
- said layer of woven fabric-like material being substantially lint free so lint will not be left in the oral cavity when in use as a dental sponge,
- and said longitudinal center attachment means permitting great expansion along the outer edges of both said sponge material thereby providing and said woven-like material for greater separation of the soft oral tissues during use as a dental sponge than the normal cotton roll.
2 more elements
Dependencies are inferred from the claim text.