US PATENT SUBCLASS 283 / 116
ENVELOPE
Current as of: June, 1999
Click HD for Main Headings
Click for All Classes
DEFINITION
Classification: 283/116
ENVELOPE:
(under the class definition) Subject matter wherein the indicia bearing article comprises a substantially flat receptacle having two walls joined at their edges to form a pocket-like closure made of paper or a paper substitute material, and wherein the receptacle is disclosed to be for use as an enclosure for a sheetlike article (e.g., a document) while it is being transported (e.g., mailed).
SEE OR SEARCH CLASS
229, Envelopes, Wrappers, and Paperboard Boxes,
68.1+, for an envelope in which the physical structure of the envelope is a part of the invention or is deemed to be unconventional.
