Reduced pressure indicator for a reduced pressure source
US8287507B2 · kind B2 · utility
23Cited by
151References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 1, 2009 |
| Grant date | Oct 16, 2012 |
| Priority date | — |
| Expiry date | Nov 21, 2030 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M1/92
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A reduced pressure apparatus includes a first casing portion and a second casing portion slidably coupled to the first casing portion such that the first casing portion is compressible into a plurality of positions relative to the second casing portion. The plurality of positions includes a fully compressed position and a fully uncompressed position. An indicator is disposed on at least one of the first casing portion and the second casing portion, the indicator being exposed when the first casing portion is in the fully uncompressed position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.