Class 229/308 - Combined with, or modified for opening by, a sharp-edged cutting implement or a piercing implement

Subclass of Class 229 - Envelopes, wrappers, and paperboard boxes
Definition: Subject matter wherein the envelope is combined with, or
No. of patents: 4
Last issue date: 03/07/1995

Number	Title	Issue Date
5395298	Flexible bag with an opening device A packaging, preferably a bag of a flexible material, provided with an opening device for facilitating opening of the packaging. The opening device comprises a plate being more brittle and rigid than the packaging material and provided with a transverse w...	03/07/1995
4795271	Free standing product pouch A free standing product pouch for containing a product as, for instance, a fluid product includes a pouch formed with an elongated edge having ends. The pouch is folded about a point on the edge to locate the ends of the edges together in proximity with o...	01/03/1989
4644144	Document carrier envelope A document carrier envelope is particularly useful for protectively transporting checks being returned from an institution on which the check was written to the institution at which the check was deposited. The envelope is of opaque stock, thereby preserv...	02/17/1987
3941309	Combined brochure and return envelope package A paper product intended for use as an advertising piece or the like and capable of being made from a single web of material by a web fed machine consists of a multiple paged brochure, a return mailing envelope, and a return application or order form comb...	03/02/1976

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