Vented plastic bottle
US5340000A · kind A · utility
27Cited by
15References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 13, 1993 |
| Grant date | Aug 23, 1994 |
| Priority date | — |
| Expiry date | Jul 13, 2013 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2525/282
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A container having a novel neck arrangement including a circular spout and a guiding neck portion including a U-shaped ledge. During a pouring operation the ledge directs liquid from the container over the front edge of the spout and permits air to enter the container through the rear portion of the spout and an air passageway connecting the rear of the spout to the inside of the container.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.