Mason container lid
US11697533B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 21, 2022 |
| Grant date | Jul 11, 2023 |
| Priority date | — |
| Expiry date | Mar 21, 2042 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D53/02
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A lid element for use with a canning container includes a centrally disposed domed portion, an annular channel portion disposed radially outwardly of the domed portion, and an annular peripheral portion disposed radially outwardly of the channel portion. The peripheral portion is configured to be axially aligned with a rim of the canning container about a circumference of the rim when the lid element is engaging the rim. The channel portion extends away from each of the domed portion and the peripheral portion with respect to an interior axial direction corresponding to an axial direction of the lid element towards the interior of the canning container when the lid element is engaging the rim.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.