US PATENT SUBCLASS 428 / 912
PUNCTURE HEALING LAYER

Current as of: June, 1999
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428 /   HD   STOCK MATERIAL OR MISCELLANEOUS ARTICLES

912PUNCTURE HEALING LAYER

DEFINITION

Classification: 428/912

Stock material product so constructed as to tend to close or seal any opening which might be made in it by a pointed object, such as a bullet or nail.

(1) Note. The "self-sealing" function is usually provided by a layer* of material which tends to flow or swell so as to fill the opening.

SEE OR SEARCH THIS CLASS, SUBCLASS:

34.1+, for a container type article which may have a puncture healing layer*.

911, for disclosures relating to penetration resistant stock material.

SEE OR SEARCH CLASS

150, Purses, Wallets, and Protective Covers,

55, for "self-healing" receptacles made of flexible material such as cloth, rubber or plastic. 220, Receptacles,

560.02, for a receptacle including puncture-healing structure, and subclass 900 for a lined metallic receptacle having such property.