Protective book cover
US4355822A · kind A · utility
16Cited by
8References
10Claims
0Family size
Inventor
Key dates
| Filing date | Aug 19, 1980 |
| Grant date | Oct 26, 1982 |
| Priority date | — |
| Expiry date | Aug 19, 2000 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB42D3/04
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A protective book cover includes a pair of pocket sections for removably receiving the front and back covers of a book with the open ends of the pocket sections disposed toward but spaced from each other by a distance less than the width of each pocket and with the pocket sections connected together by a spline joined to the outer members of the pocket sections.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.