US PATENT SUBCLASS 229 / 303
.~.~.~ Including an address window

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.~.~.~ Including an address window {1}
304  DF  .~.~.~.~> Including means for removing the window-containing portion of an envelope

DEFINITION

Classification: 229/303

Including an address window:

(under subclass 301) Subject matter wherein either the original envelope or the remailable envelope includes an opening for displaying an address.