Blow molded plastic container with integrated spout
US11203457B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 9, 2018 |
| Grant date | Dec 21, 2021 |
| Priority date | — |
| Expiry date | Aug 4, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29L2031/7158
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Method of making a blow-molded plastic container comprises forming a hollow blow-molded article comprising a main body portion defining an interior space, a finish portion defining a mouth in fluid communication with the interior space, the finish portion having a substantially cylindrical circumferential wall of generally uniform thickness surrounding the mouth, the circumferential wall having an upper edge with a perimeter flange and a pair of tabs projecting radially inward from the circumferential wall, the pair of tabs defining a spout therebetween, and a moil portion extending from the perimeter flange in a direction opposite the main body portion. Method further includes inflating the plastic material within the mold cavity to form the hollow blow-molded article and removing the moil portion from the perimeter flange. Blow-molded plastic container having a finish portion with directional pour spout and blow-molded article comprising container and moil portion also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.