Containers for liquid nitrogen storage of semen straws
US10512261B2 · kind B2 · utility
0Cited by
11References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 26, 2018 |
| Grant date | Dec 24, 2019 |
| Priority date | — |
| Expiry date | Feb 26, 2038 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61D19/024
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Designs of improved canisters for animal semen straw storage in Dewars with cryogenic liquid are described. In some embodiments, the canisters include a layer of cryogen-absorbent material and an inner layer of thermally conductive material including apertures oriented and positioned to direct cryogen vapor into the interior of the container.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.