Filter apparatuses and methods
US12070382B2 · kind B2 · utility
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26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 18, 2020 |
| Grant date | Aug 27, 2024 |
| Priority date | — |
| Expiry date | Oct 7, 2040 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2240/001
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Aspects of the present disclosure are directed to an apparatus and/or method involving an asymmetrical frame connected to an extension arm, and a filter having opposing surface areas terminating around a perimeter of the filter. The filter is configured with the frame and the extension arm to conform one of the opposing surface areas to an inner sidewall of a tubular structure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.