IP Library › Granted Patent US 861,638
Granted Patent S1
US 861,638 · App. 29/631,833 · Granted Oct 1, 2019

Headphone

Inventors: Kazushige Miyake (Tokyo, JP); Daisuke Ishigami (Tokyo, JP)
Assignee: Pioneer DJ CORPORATION
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Quick Facts
Patent No.
US 861,638
App. No.
29/631,833
Granted
Oct 1, 2019
Kind
S1
Claims (1)

We claim the ornamental design for a headphone, as shown and described.

Assignments (2)
CHANGE OF NAME Recorded Jun 5, 2020
From: PIONEER DJ CORPORATION
To: ALPHATHETA CORPORATION
Reel/Frame 052849/0913 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 3, 2018
From: MIYAKE, KAZUSHIGE; ISHIGAMI, DAISUKE
To: PIONEER DJ CORPORATION
Reel/Frame 044523/0940 →
Priority Claims (1)
JP 2017-016904 · Aug 4, 2017 · national