Method for making enclosures filled with liquid and closed by a membrane
US8477406B2 · kind B2 · utility
0Cited by
11References
20Claims
0Family size
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Key dates
| Filing date | Jun 24, 2009 |
| Grant date | Jul 2, 2013 |
| Priority date | — |
| Expiry date | Feb 26, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/23
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention relates to a method for making a device provided with at least one closed enclosure filled with at least one liquid and closed with at least one flexible membrane based on an elastic material, comprising the steps of:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.