Sonova AG (P) vs Long Chen (D)

Pending
Oppositions

Proceeding Details

Proceeding Number

Filing Date

Mar 25, 2026

Last Status Update

Mar 25, 2026

Interlocutory Attorney

ASHLYN LEMBREE

Parties

Plaintiff

PHONAK SKY
Sonova AG

1801 EAST 6TH STREET, SUITE 300

AUSTIN, TX 78702

Attorney / Correspondent:

CHRISTOPHER M WEIMERPIRKEY BARBER PLLC

1801 EAST 6TH STREET, SUITE 300

AUSTIN, TX 78702

Marks:

PHONAK SKY
Registered
|Reg #: 4679711|
S/N: 86095149
VS

Defendant

SKYTREE
Long Chen

1360 VALLEY VISTRA DR, SUITE 140

DIAMOND BAR, CA 91765

Attorney / Correspondent:

KYLE LEUNG

1360 VALLEY VISTRA DR, SUITE 140

DIAMOND BAR, CA 91765

Mark:

SKYTREE
Pending
S/N: 99368911

TTAB Documents

Title
Date
Entry #
Category
Code
Actions
INSTITUTED
Mar 25, 2026
3
Status
128
NOTICE AND TRIAL DATES SENT; ANSWER DUE:
Mar 25, 2026
2
Scheduling
707
FILED AND FEE
Mar 25, 2026
1
Fees
124

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