Top-biased beneficial components on substrates
US8632793B2 · kind B2 · utility
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102References
16Claims
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Key dates
| Filing date | Jan 17, 2007 |
| Grant date | Jan 21, 2014 |
| Priority date | — |
| Expiry date | Apr 6, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/2525
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A treated substrate with improved availability of a beneficial component for transfer to a target surface and methods for making the same are described. The substrate has a contacting surface with a beneficial component that is transferred from the contacting surface to a target surface during use of the article. The beneficial component is applied to the article in such a way as to “Top-Bias” the component on or near the contacting surface of the article.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.