Pocket sheet protector and booklet thereof
US10710396B1 · kind B1 · utility
0Cited by
5References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 20, 2019 |
| Grant date | Jul 14, 2020 |
| Priority date | — |
| Expiry date | Jun 20, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB42P2241/20
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A pocket sheet protector and a booklet thereof include a main body portion that is formed in a pocket shape. The main body portion includes a first welding line that divides the main body portion into an accommodating section and a binding margin in the vicinity of one side thereof, and a second welding line that seals the bottom side of the main body portion. Further, the main body portion includes, at a bottom side corner, a notched portion which extends closer to the accommodating section than the first welding line, and cuts out a lower end of the first welding line and an end of the second welding line.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.