US PATENT SUBCLASS 229 / 309
.~.~ Envelope includes a separate tearing element which is gripped and pulled to open the envelope

Current as of: June, 1999
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229 /   HD   ENVELOPES, WRAPPERS, AND PAPERBOARD BOXES

68.1  DF  ENVELOPE {10}
307  DF  .~ Having means to facilitate opening the envelope by severing it (e.g., tearing, cutting, piercing, etc.) {3}
309.~.~ Envelope includes a separate tearing element which is gripped and pulled to open the envelope {2}
310  DF  .~.~.~> Gripped portion of tearing element secured to envelope exterior
311  DF  .~.~.~> Cord, string, wire, or thread {1}

DEFINITION

Classification: 229/309

Envelope includes a separate tearing element which is gripped and pulled to open the envelope:

(under subclass 307) Subject matter wherein the opening means includes a member which is not of one-piece construction with the envelope but is attached to it and is manually grasped and drawn away from the envelope during tearing.

SEE OR SEARCH THIS CLASS, SUBCLASS:

238+, for a box which is openable by pulling a separate tearing element.

SEE OR SEARCH CLASS

215, Bottles and Jars,

254+, for a bottle or jar closure which is opened by pulling a separate tearing element.

220, Receptacles, 279+, for a closure which is opened by pulling a separate tearing element.

383, Flexible Bags,

205, for a bag which is openable by pulling a separate tearing element.