IP Library › Granted Patent US 866,525
Granted Patent S1
US 866,525 · App. 29/650,413 · Granted Nov 12, 2019

Phase plug for loudspeaker

Inventor: Zhi Chen (Huizhou, CN)
Assignee: Tymphany Acoustic Technology (Huizhou) Co., Ltd.
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Quick Facts
Patent No.
US 866,525
App. No.
29/650,413
Granted
Nov 12, 2019
Kind
S1
Claims (1)

I claim, the ornamental design for a phase plug for loudspeaker, as shown and described.

Assignments (2)
CHANGE OF NAME Recorded May 8, 2019
From: PREMIUM LOUDSPEAKERS (HUI ZHOU) CO., LTD.
To: TYMPHANY ACOUSTIC TECHNOLOGY (HUIZHOU) CO., LTD.
Reel/Frame 049121/0317 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 17, 2018
From: CHEN, ZHI
To: PREMIUM LOUDSPEAKERS (HUI ZHOU) CO., LTD.
Reel/Frame 046368/0541 →
Priority Claims (1)
CN 2017 3 0615451 · Dec 6, 2017 · national