Sheet punch device
US6439093B1 · kind B1 · utility
Inventor
Key dates
| Filing date | Jul 1, 1998 |
| Grant date | Aug 27, 2002 |
| Priority date | — |
| Expiry date | Mar 23, 2019 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T83/943
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
In one aspect, the present invention is an oversized sheet of paper having one or more punch outs for a standard sized ring binder and at least one cutout opening therein that allows the oversized paper to be secured in a standard sized ring binder when the oversized paper is folded at 90 degrees relative to the binding edge, and further allows the oversized paper to be unfolded for viewing without releasing a ring of the ring binder. In another aspect, the present invention comprises paper punches and cutting devices, operable by a user, which make at least one cutout in an oversized sheet of paper that allows the oversized paper to be secured in a standard sized ring binder when the oversized paper is folded, at 90 degrees relative to the binding edge, and further allows the oversized paper to be unfolded for viewing without releasing a ring of a ring binder.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.