Reinforced adhesive backing sheet
US10973695B2 · kind B2 · utility
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104References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 15, 2017 |
| Grant date | Apr 13, 2021 |
| Priority date | — |
| Expiry date | May 4, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24322
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A backing sheet for use in a wound dressing includes a semipermeable continuous film laminated to an adhesive-coated apertured layer. The apertured layer is a solid substrate coated with a medically acceptable adhesive. A method of making a backing sheet for use in a wound dressing includes the steps of: forming an adhesive-coated apertured layer by coating a medically acceptable adhesive onto an apertured solid substrate, followed by laminating the adhesive-coated apertured layer to a semipermeable continuous film.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.