Stretchable, water repellant book cover
US5013068A · kind A · utility
Inventor
Key dates
| Filing date | Mar 26, 1990 |
| Grant date | May 7, 1991 |
| Priority date | — |
| Expiry date | Mar 26, 2010 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB42D3/004
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A protective envelope for a book having front and rear covers, and a binding area, the envelope comprising, a stretchable sheet defining front and rear sections adapted to closely overlie the front and rear book covers, the sheet having edges; a stretchable seam binding extending in a loop and attached to the edges; the front and rear sections having outer and inner sides, and including stretchable flaps extending adjacent the book cover side of the sheet sections, the flaps peripherally attached to the sheet section to form pockets for reception of the book covers into the respective pockets in conformed, retained position therein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.