Patent · US Active

Compact portable oxygen concentrator

US11083865B2 · kind B2 · utility

4Cited by
2References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 30, 2017
Grant dateAug 10, 2021
Priority date
Expiry dateFeb 15, 2040

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02C20/40
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Portable oxygen concentrator elements are described including integrated sensor/accumulator assemblies, new muffler designs, and improved airflow and internal gas connectivity. The result of the elements is an extremely compact, light reliable portable oxygen concentrator that is easy to assemble and relatively inexpensive.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.