Recyclable paper binding means
US4433929A · kind A · utility
4Cited by
12References
8Claims
0Family size
Inventor
Key dates
| Filing date | Jul 2, 1981 |
| Grant date | Feb 28, 1984 |
| Priority date | — |
| Expiry date | Jul 2, 2001 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49872
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A fastener member to hold sheets of paper in a stack and ultimately be recycled at the same time the paper stacks are recycled. The fastener comprises a rolled material which is tightly bound to itself to produce a rigid shank for use as a fastening member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.