Multiple part Z-fold mailer
US6135506A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Mar 2, 1999 |
| Grant date | Oct 24, 2000 |
| Priority date | — |
| Expiry date | Mar 2, 2019 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB42D15/08
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A packing list or bill of lading may be easily manufactured from an intermediate comprising a single sheet of paper so that the form can be printed in either cut sheet or continuous format in a simple manner with a minimum amount of adhesive for attaching the form to a package, and with a maximum useful area on the form for informational indicia. The business form is constructed typically by Z or eccentrically Z-folding an intermediate about first and second fold lines to define three plies with aligned first and second lines of weakness formed in the plies substantially parallel to the first and second side edges of the plies and defining first and second detachable side strips preferably between about 1-1.25 inches wide. Patterns of pressure activated cohesive hold the detachable side strips of the plies to each other, and patterns of pressure sensitive adhesive covered by release strips and disposed only in the detachable side strips hold the form in contact with a package when the release liners are removed. Informational indicia may be imaged on both the top and bottom faces of both the second and third plies between the first and second lines of weakness, while the first ply …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.