EP 0001180 A1 19790321 - Improvements in or relating to envelope assemblies having reusable feature.
Title (en)
Improvements in or relating to envelope assemblies having reusable feature.
Title (de)
Endlosbriefsätze, welche Mittel enthalten zur mehrfachen Verwendung.
Title (fr)
Ensembles continus d'enveloppes comportant des moyens pour leur réutilisation.
Publication
Application
Priority
US 82320377 A 19770909
Abstract (en)
A stuffed sealed envelope assembly (10) having insert material (21) immobilized therein by registration chips (25) attached only to the envelope and abutting against the marginal edges of the insert material, the outer plies (11,12) forming the envelope (10) having staggered lines of weakening (27,28) therein defining detachable removable and reusable portions with the latter being rechsable by a flap (34) defined between the lines of weakening.
IPC 1-7
IPC 8 full level
B42D 5/02 (2006.01)
CPC (source: EP)
B42D 5/025 (2013.01)
Citation (search report)
- US 3062431 A 19621106 - RABENOLD RAYMOND F
- [D] US 4010889 A 19770308 - ALLEN ROBERT H, et al
Designated contracting state (EPC)
DE FR GB
DOCDB simple family (publication)
DOCDB simple family (application)
EP 78300360 A 19780908; AU 3974378 A 19780911