Test tube with an internal member
US11135591B1 · kind B1 · utility
0Cited by
8References
20Claims
0Family size
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Inventors
Key dates
| Filing date | Nov 17, 2020 |
| Grant date | Oct 5, 2021 |
| Priority date | — |
| Expiry date | Nov 17, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01L2300/0851
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A test tube including an annular body having an open proximal end and a closed distal end, and an longitudinal member in a distal portion of an interior of the annular body, the longitudinal member is substantially parallel to a central longitudinal axis of the annular body and is connected to an internal surface of the distal portion of the annular body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.