Paper clip
US4506416A · kind A · utility
90Cited by
9References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 9, 1983 |
| Grant date | Mar 26, 1985 |
| Priority date | — |
| Expiry date | Feb 9, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T24/44769
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A paper clip characterized in that it is substantially formed of a hard synthetic resin such as hard vinyl chloride, and in that an arched movable member, a bottom plate and a connector plate are formed as one piece capable of being extruded in its entirety, and the paper-engaging end of said movable member and the central portion of said connector plate are formed of a soft synthetic resin such as soft vinyl chloride.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.