Patent · US Active

Flexible circuit board

US9119302B2 · kind B2 · utility

1Cited by
4References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 1, 2013
Grant dateAug 25, 2015
Priority date
Expiry dateApr 11, 2033

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05K2203/1545
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A flexible circuit board includes a base film formed by a metallic material, a first protective film formed on a first surface of the base film, and a circuit pattern adhered to the first protective film through an adhesive film. Projections and recesses for heat release are formed on a second surface that is a surface on the opposite side of the first surface of the base film.

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