US PATENT SUBCLASS 229 / 304
.~.~.~.~ Including means for removing the window-containing portion of an envelope

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

68.1  DF  ENVELOPE {10}
300  DF  .~ Including remailing means (e.g., envelope, postcard, address label, etc.) {1}
301  DF  .~.~ Remailable envelope {4}
303  DF  .~.~.~ Including an address window {1}
304.~.~.~.~ Including means for removing the window-containing portion of an envelope

DEFINITION

Classification: 229/304

Including means for removing the window- containing portion of an envelope:

(under subclass 303) Subject matter wherein the envelope which has the address window includes means (e.g., perforations) for separating the window containing portion from the rest of the envelope.