Corrosion-resistant magnetic article
US9931493B2 · kind B2 · utility
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13References
27Claims
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Key dates
| Filing date | Jan 21, 2016 |
| Grant date | Apr 3, 2018 |
| Priority date | — |
| Expiry date | Jan 21, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G2261/58
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A magnetic article with a corrosion resistant barrier formed from a poly (tetrafluoro-p-xylene) conformal coating or from a parylene conformal coating having a melting point of at least about 430° C. and a moisture vapor transmission less than about 0.5 g-mm/m2/day at 90% RH and 37° C., the conformal coating being covered with a polysulfone thermoplastic overlayer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.