Patent · US Active

Protective outer case, especially for portable audio device systems

US11412823B2 · kind B2 · utility

5Cited by
72References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 2, 2020
Grant dateAug 16, 2022
Priority date
Expiry dateDec 2, 2040

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04R2420/07
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An outer case for covering a handheld electronic device or handheld electronic device case includes a base, a lid, and a collar. The lid is pivotably attached to the base. The collar is attached to the base and is moveable away from the lid such that the lid rotates away from the base during movement of the collar away from the lid.

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