Envelopes or like essentially-rectangular flexible containers for postal or other purposes having no structural provision for thickness of contents

Classification Context

Section:

PERFORMING OPERATIONS; TRANSPORTING

Class:

CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL

Subclass:

CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES

Related Keywords

Child Classifications

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• B65D 27/02 with stiffening inserts
• B65D 27/04 with apertures or windows for viewing contents
• B65D 27/06 with provisions for repeated re-use
• B65D 27/08 with two or more compartments
• B65D 27/1 Chains of interconnected envelopes
• B65D 27/12 Closures
• B65D 27/32 Opening devices incorporated during envelope manufacture