US PATENT SUBCLASS 428 / 34.9
.~ Shrinkable or shrunk (e.g., due to heat, solvent, volatile agent, restraint removal, etc.)

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

34.1  DF  HOLLOW OR CONTAINER TYPE ARTICLE (E.G., TUBE, VASE, ETC.) {7}
34.9.~ Shrinkable or shrunk (e.g., due to heat, solvent, volatile agent, restraint removal, etc.) {1}
35.1  DF  .~.~> Single layer (continuous layer)

DEFINITION

Classification: 428/34.9

Shrinkable or shrunk (e.g., due to heat, solvent, volatile agent, restraint removal, etc):

(under subclass 34.1) Article* which has the characteristic of being shrinkable or already shrunk by exposure to a special treatment.

(1) Note. Treatments may include a temperature increase, the addition or removal of a solvent or other agent, or removal of a restraint holding the article or a part of the article in an expanded or unnatural state.