Anti-scalping pharmaceutical packaging film
US12065296B2 · kind B2 · utility
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50References
8Claims
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Key dates
| Filing date | Jan 27, 2021 |
| Grant date | Aug 20, 2024 |
| Priority date | — |
| Expiry date | Jun 24, 2043 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31797
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A film for packaging a product that has a pharmaceutical active agent includes a product-contacting sealing layer. The product contacting layer includes at least 90 wt. % of an ethylene norbornene copolymer having a glass transition temperature in a range from 50° C. to 110° C. The pharmaceutical active agent comprises a Hansen Solubility Parameter for the product-contacting sealing layer of 0.5 or greater.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.