US PATENT SUBCLASS 219 / 604
.~.~.~ Container sealing
Current as of: June, 1999
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DEFINITION
Classification: 219/604
Container sealing:
(under subclass 603) Subject matter wherein the bonded surfaces result in a tightly enclosed vessel having the capacity for holding material.
SEE OR SEARCH THIS CLASS, SUBCLASS:
769, for bonding containers by capacitive dielectric heating.
SEE OR SEARCH CLASS
53, Package Making,
477+, for closing a package by heat sealing and digest 2 for high frequency electric sealing.
156, Adhesive Bonding and Miscellaneous Chemical Manufacture, 272.2+, and 379.6+ for methods and means of surface bonding and/or assembly thereof with direct application of electrical, magnetic, or radiant energy to work, and subclass 69 for application of end closures to containers.
