EP 0216546 B1 19880727 - IMPROVEMENTS IN BUSINESS FORMS ASSEMBLIES
Title (en)
IMPROVEMENTS IN BUSINESS FORMS ASSEMBLIES
Publication
Application
Priority
GB 8522411 A 19850910
Abstract (en)
[origin: EP0216546A1] This invention is concerned with business forms assemblies (1) sometimes known as freight forms and which includes a file copy sheet and an envelope assembly in which the envelope assembly has a first outer transparent sheet (6) of protective film material and a second outer sheet (10) having an adhesive coating on its outer face and with a barrier coating thereon with an intermediate copy sheet or sheets between the outer transparent sheet and the outer adhesive coating sheet in which the transparent sheet is of tack material (preferably tack polyethylene) and the second outer sheet is of material to which the tack material adheres by the application of pressure.
IPC 1-7
IPC 8 full level
B42D 5/02 (2006.01); B65D 27/00 (2006.01)
CPC (source: EP)
B42D 5/025 (2013.01)
Designated contracting state (EPC)
AT BE CH DE FR GB IT LI LU NL SE
DOCDB simple family (publication)
EP 0216546 A1 19870401; EP 0216546 B1 19880727; AT E35956 T1 19880815; AU 593013 B2 19900201; AU 6251386 A 19870312; CA 1270797 A 19900626; DE 3660420 D1 19880901; ES 2002309 A6 19880801; GB 8522411 D0 19851016; NZ 217503 A 19890426; PT 83336 A 19870506; ZA 866844 B 19870624
DOCDB simple family (application)
EP 86306840 A 19860904; AT 86306840 T 19860904; AU 6251386 A 19860909; CA 517745 A 19860909; DE 3660420 T 19860904; ES 8601777 A 19860910; GB 8522411 A 19850910; NZ 21750386 A 19860909; PT 8333686 A 19860909; ZA 866844 A 19860909