Patent · US Active

Multi-layer optical films

US10514482B2 · kind B2 · utility

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49References
25Claims
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Assignee

Inventors

Key dates

Filing dateMar 28, 2016
Grant dateDec 24, 2019
Priority date—
Expiry dateOct 3, 2036

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B5/287
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Multi-layer optical film comprising optical layers reflecting at least 50 percent of incident UV light over specified wavelength ranges. Embodiments of the multi-layer optical films are useful, for example, as a UV protective covering.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.