Patent · US Expired

Method of making two-directional pop-up

US4657612A · kind A · utility

18Cited by
2References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 19, 1985
Grant dateApr 14, 1987
Priority date
Expiry dateMar 19, 2005

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T156/1052
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A method of fabricated double pop-up pamphlets from a continuous moving web applies glue binding strips for two sets of pop-up panels along a common transverse line of the web at an end of each printed pamphlet section.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.