Receptacle for holding an active substance and corresponding closure and container with such a receptacle
US12240669B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 14, 2020 |
| Grant date | Mar 4, 2025 |
| Priority date | — |
| Expiry date | Oct 13, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2259/4525
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A receptacle forming a chamber partially filled with an active substance, wherein the receptacle is a body and a cap which closes the body. The cap includes a top wall with a first main side facing an interior of the chamber and a skirt formed with the first main side of the top wall. The body includes a bottom wall and a sidewall. The skirt and the sidewall surround one another in contact with each other. The walls surrounding the chamber include the bottom wall, the top wall and either the skirt or the sidewall. At least one ventilation path is provided between the skirt and the sidewall, such that the ventilation path connects the chamber with the outside atmosphere.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.