Patent · US Active

Headphones

USD857655S1 · kind S1 · design

63Cited by
83References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 28, 2018
Grant dateAug 27, 2019
Priority date
Expiry dateAug 27, 2034

Classification

  • Technology area (CPC —)General

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